Di artikel Kimia kelas 12 ini, kamu akan belajar tentang molekul penting yang membantu sel dan organ tubuh kita bekerja optimal, yaitu karbohidrat. Yuk, cari tahu manfaat karbohidrat bagi tubuh dan kenapa kamu tetap membutuhkannya!
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Siapa nih di antara kamu yang pernah takut makan nasi karena katanya “karbo bikin gemuk”? Mungkin bagi banyak orang, karbohidrat itu dianggap mampu menaikkan berat badan secara cepat. Sehingga, salah kaprah dengan stop mengkonsumsi karbo sama sekali. Tapi, tahukah kamu kalau ternyata tubuh kita juga membutuhkan karbohidrat?
Karbohidrat itu merupakan sumber energi Utama pada tubuh kita. Maka dari itu, kalau kamu melakukan diet karbohidrat secara berturut-turut dan tidak memperhatikan menu asupannya, badan kamu akan sangat terasa lemas.
Kekurangan karbohidrat membuat tubuh lemas (Sumber: virtual.co.id)
Jadi, bukan karbohidratnya yang salah, melainkan cara kita mengaturnya! Nah, biar kamu nggak salah kaprah lagi, di artikel ini kita akan bahas apa saja manfaat karbohidrat untuk tubuh. Yuk, simak sampai habis supaya kamu bisa mengatur pola makan lebih baik!
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Apa itu Karbohidrat?
Perlu kamu tahu, karbohidrat adalah molekul berukuran besar (makromolekul) yang tersusun dari tiga jenis atom, yaitu karbon (C), hidrogen (H), dan oksigen (O).
Nah, dari mana sebenarnya karbohidrat itu berasal? Salah satu cara pembentukannya melalui reaksi fotosintesis pada tumbuhan. Dalam proses ini, tumbuhan memanfaatkan energi cahaya matahari, air (H₂O), dan karbon dioksida (CO₂) untuk menghasilkan glukosa, yaitu salah satu bentuk karbohidrat sederhana. Glukosa inilah yang nantinya dapat disimpan sebagai pati atau diubah menjadi komponen lain.
6CO2 + 6H2O –> C6H12O6 (karbohidrat) + O2
Jenis-Jenis Karbohidrat
Secara umum, karbohidrat itu dibedakan menjadi 2 jenis, yaitu karbohidrat sederhana dan karbohidrat kompleks. Yuk, kita bahas satu per satu!
1. Karbohidrat Sederhana
Karbohidrat sederhana adalah jenis karbohidrat yang memiliki struktur kimia paling sederhana, karena hanya terdiri dari satu atau dua molekul gula. Oleh karena itu, karbohidrat sederhana lebih cepat dicerna dan diserap tubuh, sehingga energi yang dihasilkan pun bisa langsung digunakan.
Karbohidrat sederhana dibagi menjadi dua kelompok, yaitu monosakarida dan disakarida.
a. Monosakarida (Gula Tunggal)
Bentuk karbohidrat paling sederhana karena hanya terdiri dari satu unit gula. Monosakarida bisa langsung digunakan tubuh sebagai sumber energi.
Contoh monosakarida:
- Glukosa – sumber energi utama bagi sel tubuh kita.
- Galaktosa – biasanya ditemukan dalam produk susu.
- Fruktosa – dikenal sebagai gula buah karena banyak terdapat dalam buah-buahan dan madu.
- Glukosa dan galaktosa termasuk aldosa (memiliki gugus aldehid), sedangkan fruktosa merupakan ketosa (mengandung gugus keton).
b. Disakarida (Dua Molekul Monosakarida)
Disakarida terbentuk ketika dua monosakarida bergabung melalui reaksi kimia. Meskipun masih tergolong sederhana, disakarida perlu dipecah dulu menjadi monosakarida agar bisa diserap tubuh.
Contoh disakarida:
- Sukrosa (glukosa + fruktosa) – dikenal sebagai gula pasir yang biasa kita gunakan sehari-hari.
- Laktosa (glukosa + galaktosa) – ditemukan dalam susu dan produk olahannya.
- Maltosa (glukosa + glukosa) – biasanya terbentuk dari proses pemecahan pati, misalnya pada biji-bijian yang berkecambah.
Contoh makanan yang mengandung karbohidrat sederhana lainnya, ada kue, minuman bersoda, biskuit, cokelat, permen, sirup, yoghurt, gandum putih, dan masih banyak lagi.
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2. Karbohidrat Kompleks
Karbohidrat kompleks adalah jenis karbohidrat yang tersusun lebih dari dua molekul gula. Tubuh membutuhkan waktu lebih lama untuk memecah dan mencernanya. Karena proses pencernaan yang lambat ini, membuat kadar gula darah naik secara bertahap, sehingga energi yang dihasilkan lebih stabil dan tidak mudah membuat kita cepat lapar.
Karbohidrat kompleks juga terbagi menjadi dua kelompok, yaitu oligosakarida dan polisakarida.
a. Oligosakarida
Oligosakarida tersusun kurang dari 10 monosakarida (gula sederhana). Jenis karbohidrat ini sering ditemukan pada makanan, seperti kacang-kacangan, bawang, dan beberapa sayuran. Oligosakarida juga berperan sebagai prebiotik yang membantu pertumbuhan bakteri baik di usus kita.
b. Polisakarida
Polisakarida adalah karbohidrat kompleks yang tersusun dari banyak monosakarida yang berikatan panjang. Struktur ini membuatnya sangat penting sebagai sumber energi jangka panjang. Contoh polisakarida yang umum kita jumpai, di antaranya:
- Selulosa: komponen utama penyusun dinding sel tumbuhan. Kita tidak dapat mencernanya, tetapi selulosa berfungsi sebagai serat makanan yang membantu pencernaan.
- Amilum (pati): banyak ditemukan pada makanan pokok, seperti nasi, jagung, singkong, dan kentang. Amilum adalah salah satu sumber energi utama untuk tubuh manusia.
Manfaat Karbohidrat bagi Tubuh
Bagaimana, sampai di sini kamu sudah tahu kan apa saja kandungan yang terdapat dalam karbohidrat? Sayangnya, banyak orang masih salah paham dan mengira bahwa karbohidrat adalah penyebab utama kenaikan berat badan. Padahal, tubuh justru sangat membutuhkan karbohidrat untuk bisa bekerja dengan optimal. Yuk, kita bahas satu per satu manfaat pentingnya!
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1. Menjadi Sumber Energi Utama Tubuh
Karbohidrat merupakan bahan bakar utama tubuh. Setelah dikonsumsi, karbohidrat akan dipecah menjadi glukosa, lalu dialirkan melalui darah ke seluruh organ. Glukosa ini digunakan untuk berbagai hal, seperti menggerakkan otot saat berjalan, berlari, dan berolahraga; menggerakkan jantung untuk memompa darah; menjaga kinerja organ-organ vital; serta membantu otak berpikir.
2. Menjaga Keseimbangan Metabolisme Tubuh
Karbohidrat berperan besar dalam menjaga proses metabolisme tubuh kita tetap stabil. Jika tubuh tidak mendapat karbohidrat yang cukup, tubuh akan mulai menggunakan lemak atau protein sebagai sumber energi cadangan, yang sebenarnya tidak ideal untuk keseimbangan tubuh jangka panjang. Selain itu, kekurangan karbohidrat dapat membuat tubuh memproduksi keton secara berlebihan. Jika terjadi terus-menerus, bisa mengganggu organ tubuh dan kesehatan metabolik.
3. Menyediakan Serat untuk Kesehatan Pencernaan
Banyak jenis karbohidrat, terutama yang ada pada sayur, buah, dan biji-bijian, mengandung serat. Serat adalah komponen penting bagi sistem pencernaan karena membantu melancarkan BAB dan menjaga keseimbangan bakteri baik di usus. Serat juga membuat rasa kenyang bertahan lebih lama, sehingga membantu mencegah kita untuk makan berlebihan.
4. Menjadi Cadangan Energi dalam Bentuk Glikogen
Tubuh memiliki kemampuan menyimpan kelebihan glukosa dalam bentuk glikogen di otot dan hati. Glikogen ini sangat berguna saat kita berolahraga, saat tidur, berpuasa, atau dalam kondisi membutuhkan energi cepat. Sehingga, membantu tubuh tetap bertenaga meskipun asupan makanan sedang berkurang.
5. Membantu Pembentukan Molekul Penting Lainnya
Karbohidrat tidak hanya berfungsi sebagai energi, tetapi juga diperlukan untuk membentuk berbagai molekul penting, seperti DNA dan RNA (melalui gula ribosa dan deoksiribosa), glikoprotein untuk sistem imun, serta glikolipid untuk melindungi sel. Artinya, karbohidrat sebenarnya turut membantu tubuh bekerja sampai ke tingkat selular.
Baca Juga: Macam-Macam Organ Sistem Pencernaan Manusia & Fungsinya
Jadi, sekarang kamu sudah tahu kan kenapa diet karbohidrat itu membuat badan lemas dan juga menyebabkan daya ingat berkurang? Yap betul, semua itu karena tubuh kita kekurangan asupan energi. Sebenarnya karbohirat kompleks itu baik untuk kamu yang sedang menjalani diet karbohidrat.
Memang karbohidrat kompleks itu susah dicerna. Akan tetapi ketika kita mengonsumsinya, justru tubuh kita akan tetap merasa kenyang. Kamu cukup hindari makanan-makanan yang mengandung karbohidrat sederhana ya. Jadi, program diet karbohidrat kamu juga berjalan dengan baik tanpa membuat badan kamu merasa lemas dan kemudian sakit.
Oke, pastinya kamu sudah ngerti kan apa saja manfaat karbohidrat bagi tubuh kita? Jika kamu ingin memelajarinya lebih dalam lagi, kamu bisa diskusi bersama tutor yang terbaik melalui ruangbelajar.
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<h1 class="content-title">
Apa Saja Manfaat Karbohidrat untuk Tubuh Kita? | Kimia Kelas 12 </h1>
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<p class="content-author"><a href="https://www.ruangguru.com/blog/author/fahri-abdillah" class="">Fahri Abdillah</a> </p>
<p class="content-info"><span>November 28, 2025 • </span> <span>6 minutes read</span></p>
<br />
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<div class="content-body">
<p style="text-align: justify;"><img decoding="async" class="aligncenter size-medium" src="https://cdn-web-2.ruangguru.com/landing-pages/assets/499367c8-222f-48ec-8f6a-599023b002a9.png" alt="manfaat karbohidrat untuk tubuh" width="820" /></p>
<p><!--StartFragment --></p>
<blockquote>
<p style="text-align: center;"><em><span class="cf0">Di <strong><a href="https://www.ruangguru.com/blog/c/kimia/kimia-sma-kelas-12">artikel Kimia kelas 12</a></strong> ini, kamu akan belajar tentang molekul penting yang membantu sel dan organ tubuh kita bekerja optimal, yaitu karbohidrat. Yuk, cari tahu manfaat karbohidrat bagi tubuh dan kenapa kamu tetap membutuhkannya!</span></em></p>
</blockquote>
<p><!--EndFragment --></p>
<p style="text-align: center;">—</p>
<p> </p>
<p style="text-align: justify;"><!--StartFragment --></p>
<p class="pf0" style="text-align: justify;"><span class="cf0">Siapa nih di antara kamu yang pernah takut makan nasi karena katanya “karbo bikin gemuk”? Mungkin bagi banyak orang, karbohidrat itu dianggap mampu menaikkan berat badan secara cepat. Sehingga, salah kaprah dengan stop mengkonsumsi karbo sama sekali. Tapi, tahukah kamu kalau ternyata tubuh kita juga membutuhkan karbohidrat?</span></p>
<p class="pf0" style="text-align: justify;"><span class="cf0">Karbohidrat itu merupakan sumber energi Utama pada tubuh kita. Maka dari itu, kalau kamu melakukan diet karbohidrat secara berturut-turut dan tidak memperhatikan menu asupannya, badan kamu akan sangat terasa lemas.</span><!--EndFragment --></p>
<p style="text-align: center;"><img fetchpriority="high" decoding="async" style="width: 600px; display: block; margin-left: auto; margin-right: auto;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/BadanLemas-400x240.jpg" alt="Badan lemas kekurangan karbohidrat" width="600" height="360" /></p>
<p style="text-align: center;">Kekurangan karbohidrat membuat tubuh lemas (Sumber: virtual.co.id)</p>
<p> </p>
<p style="text-align: justify;"><!--StartFragment --></p>
<p class="pf0" style="text-align: justify;"><span class="cf0">Jadi, bukan karbohidratnya yang salah</span><span class="cf0">, melainkan</span><span class="cf1"> cara kita mengaturnya!</span> <span class="cf1">Nah, biar kamu nggak salah kaprah lagi, di artikel ini kita akan bahas apa saja manfaat karbohidrat untuk tubuh. Yuk, simak sampai habis supaya kamu bisa mengatur pola makan lebih </span><span class="cf0">baik</span><span class="cf1">!</span></p>
<p style="text-align: justify;"><strong>Baca Juga: <a href="https://www.ruangguru.com/blog/kimia-kelas-12-senyawa-asam-karboksilat">Yuk, Kenali Asam Karboksilat: Asam Organik yang Banyak Manfaat</a></strong></p>
<p> </p>
<h2><span style="font-size: 18pt;">Apa itu Karbohidrat?</span></h2>
<p style="text-align: justify;">Perlu kamu tahu, <strong>karbohidrat adalah molekul berukuran besar (makromolekul) </strong>yang tersusun dari tiga jenis atom, <strong>yaitu karbon (C), hidrogen (H), dan oksigen (O)</strong>.</p>
<p><!--StartFragment --></p>
<p class="pf0" style="text-align: justify;"><span class="cf0">Nah, dari mana sebenarnya karbohidrat itu berasal? Salah satu cara pembentukannya melalui reaksi fotosintesis pada tumbuhan. Dalam proses ini, tumbuhan memanfaatkan energi cahaya matahari, air (H</span><span class="cf1">₂O), dan karbon dioksida (CO₂) untuk menghasilkan glukosa, yaitu salah satu bentuk karbohidrat sederhana. Glukosa inilah yang nantinya dapat disimpan sebagai pati atau diubah menjadi komponen lain.</span></p>
<p><!--EndFragment --></p>
<p style="text-align: center;"><span style="font-size: 24px;"><strong>6CO<sub>2</sub> + 6H<sub>2</sub>O –> C<sub>6</sub>H<sub>12</sub>O<sub>6</sub> (karbohidrat) + O<sub>2</sub><span style="text-align: justify;"> </span></strong></span></p>
<p> </p>
<h2><span style="font-size: 18pt;">Jenis-Jenis Karbohidrat</span></h2>
<p style="text-align: justify;">Secara umum, karbohidrat itu dibedakan menjadi 2 jenis, yaitu <strong>karbohidrat sederhana dan karbohidrat kompleks</strong>. Yuk, kita bahas satu per satu!</p>
<p> </p>
<h3><span style="font-size: 14pt;">1. Karbohidrat Sederhana</span></h3>
<p style="text-align: justify;"><!--StartFragment --></p>
<p class="pf0" style="text-align: justify;"><span class="cf0">Karbohidrat sederhana adalah jenis karbohidrat yang memiliki struktur kimia paling sederhana, karena <strong>hanya terdiri dari satu atau dua molekul gula</strong>. Oleh karena itu, karbohidrat sederhana <strong>lebih cepat dicerna dan diserap tubuh</strong>, sehingga energi yang dihasilkan pun bisa langsung digunakan.</span></p>
<p class="pf0" style="text-align: justify;"><span class="cf0">Karbohidrat sederhana dibagi menjadi dua kelompok, yaitu <strong>monosakarida dan disakarida</strong>.</span></p>
<p> </p>
<h4 class="pf0"><span class="cf0">a. Monosakarida (Gula Tunggal)</span></h4>
<p class="pf0" style="text-align: justify;"><span class="cf0">Bentuk karbohidrat paling sederhana karena hanya terdiri dari satu unit gula. Monosakarida bisa langsung digunakan tubuh sebagai sumber energi.</span></p>
<p class="pf0"><strong><span class="cf0">Contoh monosakarida:</span></strong></p>
<ul>
<li class="pf0" style="text-align: justify;"><span class="cf0">Glukosa </span><span class="cf1">– sumber energi utama bagi sel tubuh kita.</span></li>
<li class="pf0" style="text-align: justify;"><span class="cf1">Galaktosa – biasanya ditemukan dalam produk susu.</span></li>
<li class="pf0" style="text-align: justify;"><span class="cf1">Fruktosa – dikenal sebagai gula buah karena banyak terdapat dalam buah-buahan dan madu.</span></li>
<li class="pf0" style="text-align: justify;"><span class="cf1">Glukosa dan galaktosa termasuk aldosa (memiliki gugus aldehid), sedangkan fruktosa merupakan ketosa (mengandung gugus keton).</span></li>
</ul>
<p> </p>
<h4 class="pf0"><span class="cf1">b. Disakarida (Dua Molekul Monosakarida)</span></h4>
<p class="pf0" style="text-align: justify;"><span class="cf1">Disakarida terbentuk ketika dua monosakarida bergabung melalui reaksi kimia. Meskipun masih tergolong sederhana, disakarida perlu dipecah dulu menjadi monosakarida agar bisa diserap tubuh.</span></p>
<p class="pf0"><strong><span class="cf1">Contoh disakarida:</span></strong></p>
<ul>
<li class="pf0" style="text-align: justify;"><span class="cf1">Sukrosa (glukosa + fruktosa) – dikenal sebagai gula pasir yang biasa kita gunakan sehari-hari.</span></li>
<li class="pf0" style="text-align: justify;"><span class="cf1">Laktosa (glukosa + galaktosa) – ditemukan dalam susu dan produk olahannya.</span></li>
<li class="pf0" style="text-align: justify;"><span class="cf1">Maltosa (glukosa + glukosa) – biasanya terbentuk dari proses pemecahan pati, misalnya pada biji-bijian yang berkecambah.</span></li>
</ul>
<p> </p>
<p><img decoding="async" class="aligncenter size-medium" src="https://cdn-web-2.ruangguru.com/landing-pages/assets/449f3f46-e3d5-4dbe-8bf1-2520d02a46a6.png" alt="contoh karbohidrat sederhana" width="600" /></p>
<p> </p>
<p style="text-align: justify;">Contoh makanan yang mengandung karbohidrat sederhana lainnya, ada kue, minuman bersoda, biskuit, cokelat, permen, sirup, yoghurt, gandum putih, dan masih banyak lagi.</p>
<p><strong>Baca Juga: <a href="https://www.ruangguru.com/blog/fungsi-dan-kandungan-lemak-bagi-tubuh-manusia">Fungsi dan Kandungan Lemak bagi Tubuh Manusia</a></strong></p>
<p> </p>
<h3><span style="font-size: 14pt;">2. Karbohidrat Kompleks</span></h3>
<p style="text-align: justify;"><!--StartFragment --></p>
<p class="pf0" style="text-align: justify;"><span class="cf0">Karbohidrat kompleks adalah jenis karbohidrat yang tersusun <strong>lebih dari dua molekul gula</strong>. Tubuh <strong>membutuhkan waktu lebih lama untuk memecah dan mencernanya</strong>. Karena proses pencernaan yang lambat ini, membuat kadar gula darah naik secara bertahap, sehingga energi yang dihasilkan lebih stabil dan tidak mudah membuat kita cepat lapar.</span></p>
<p class="pf0" style="text-align: justify;"><span class="cf0">Karbohidrat kompleks juga terbagi menjadi dua kelompok, yaitu <strong>oligosakarida dan polisakarida</strong>.</span></p>
<p> </p>
<h4 class="pf0"><span class="cf0">a. Oligosakarida</span></h4>
<p class="pf0" style="text-align: justify;"><span class="cf0">Oligosakarida tersusun kurang dari 10 monosakarida (gula sederhana). Jenis karbohidrat ini sering ditemukan pada makanan, seperti kacang-kacangan, bawang, dan beberapa sayuran. Oligosakarida juga berperan sebagai prebiotik yang membantu pertumbuhan bakteri baik di usus kita.</span></p>
<p> </p>
<h4 class="pf0"><span class="cf0">b. Polisakarida</span></h4>
<p class="pf0" style="text-align: justify;"><span class="cf0">Polisakarida adalah karbohidrat kompleks yang tersusun dari banyak monosakarida yang berikatan panjang. Struktur ini membuatnya sangat penting sebagai sumber energi jangka panjang. Contoh polisakarida yang umum kita jumpai, di antaranya:</span></p>
<ul>
<li class="pf0" style="text-align: justify;"><span class="cf0">Selulosa: komponen utama penyusun dinding sel tumbuhan. Kita tidak dapat mencernanya, tetapi selulosa berfungsi sebagai serat makanan yang membantu pencernaan.</span></li>
<li class="pf0" style="text-align: justify;"><span class="cf0">Amilum (pati): banyak ditemukan pada makanan pokok, seperti nasi, jagung, singkong, dan kentang. Amilum adalah salah satu sumber energi utama untuk tubuh manusia.</span><!--EndFragment --></li>
</ul>
<p> </p>
<p><img decoding="async" class="aligncenter size-medium" src="https://cdn-web-2.ruangguru.com/landing-pages/assets/87bbdfcc-99ea-4755-8f16-06b2795fb555.png" alt="contoh karbohidrat kompleks" width="600" /></p>
<p> </p>
<h2><span style="font-size: 18pt;">Manfaat Karbohidrat bagi Tubuh</span></h2>
<p style="text-align: justify;">Bagaimana, sampai di sini kamu sudah tahu kan apa saja kandungan yang terdapat dalam karbohidrat? <!--StartFragment --><span class="cf0">Sayangnya, banyak orang masih salah paham dan mengira bahwa karbohidrat adalah penyebab utama kenaikan berat badan. Padahal, tubuh justru sangat membutuhkan karbohidrat untuk bisa bekerja dengan optimal. Yuk, kita bahas satu per satu manfaat pentingnya!</span></p>
<p><strong>Baca Juga: <a href="https://www.ruangguru.com/blog/pengertian-sifat-dan-fungsi-protein">Kenali Pengertian Protein, Sifat & Fungsinya</a></strong></p>
<p> </p>
<p style="text-align: justify;"><!--EndFragment --></p>
<p><!--StartFragment --></p>
<h3 class="pf0"><span class="cf0" style="font-size: 14pt;">1. Menjadi Sumber Energi Utama Tubuh</span></h3>
<p class="pf0" style="text-align: justify;"><span class="cf0">Karbohidrat merupakan bahan bakar utama tubuh. Setelah dikonsumsi, karbohidrat akan dipecah menjadi glukosa, lalu dialirkan melalui darah ke seluruh organ. Glukosa ini digunakan untuk berbagai hal, seperti </span><span class="cf0">menggerakkan otot saat berjalan, berlari, dan berolahraga; </span><span class="cf0">menggerakkan jantung untuk memompa darah; </span><span class="cf0">menjaga kinerja organ-organ vital; serta</span><span class="cf0"> membantu otak berpikir.</span></p>
<p> </p>
<h3 class="pf0"><span class="cf0" style="font-size: 14pt;">2. Menjaga Keseimbangan Metabolisme Tubuh</span></h3>
<p class="pf0" style="text-align: justify;"><span class="cf0">Karbohidrat berperan besar dalam menjaga proses metabolisme tubuh kita tetap stabil. Jika tubuh tidak mendapat karbohidrat yang cukup, tubuh akan mulai menggunakan lemak atau protein sebagai sumber energi cadangan, yang sebenarnya tidak ideal untuk keseimbangan tubuh jangka panjang. </span><span class="cf0">Selain itu, kekurangan karbohidrat dapat membuat tubuh memproduksi keton secara berlebihan. Jika terjadi terus-menerus, bisa mengganggu organ tubuh dan kesehatan metabolik.</span></p>
<p> </p>
<h3 class="pf0"><span class="cf0" style="font-size: 14pt;">3. Menyediakan Serat untuk Kesehatan Pencernaan</span></h3>
<p class="pf0" style="text-align: justify;"><span class="cf0">Banyak jenis karbohidrat, terutama yang ada pada sayur, buah, dan biji-bijian, mengandung serat. Serat adalah komponen penting bagi sistem pencernaan karena </span><span class="cf0">membantu melancarkan BAB dan </span><span class="cf0">menjaga keseimbangan bakteri baik di usus</span><span class="cf0">. </span><span class="cf0">Serat juga membuat rasa kenyang bertahan lebih lama, sehingga membantu mencegah kita untuk makan berlebihan.</span></p>
<p> </p>
<h3 class="pf0"><span class="cf0" style="font-size: 14pt;">4. Menjadi Cadangan Energi dalam Bentuk Glikogen</span></h3>
<p class="pf0" style="text-align: justify;"><span class="cf0">Tubuh memiliki kemampuan menyimpan kelebihan glukosa dalam bentuk glikogen di otot dan hati. Glikogen ini sangat berguna </span><span class="cf0">saat kita berolahraga, </span><span class="cf0">saat tidur, berpuasa, </span><span class="cf0">atau dalam kondisi membutuhkan energi cepat. Sehingga,</span><span class="cf0"> membantu tubuh tetap bertenaga meskipun asupan makanan sedang berkurang.</span></p>
<p> </p>
<h3 class="pf0"><span class="cf1" style="font-size: 14pt;">5. Membantu Pembentukan Molekul Penting Lainnya</span></h3>
<p class="pf0" style="text-align: justify;"><span class="cf1">Karbohidrat tidak hanya berfungsi sebagai energi, tetapi juga diperlukan untuk membentuk berbagai molekul penting, seperti </span><span class="cf1">DNA dan RNA (melalui gula ribosa dan deoksiribosa), </span><span class="cf1">glikoprotein untuk sistem imun, serta </span><span class="cf1">glikolipid untuk melindungi sel. </span><span class="cf1">Artinya, karbohidrat sebenarnya turut membantu tubuh bekerja sampai ke tingkat selular.</span></p>
<p style="text-align: justify;"><strong>Baca Juga: <a href="https://www.ruangguru.com/blog/sistem-pencernaan-manusia">Macam-Macam Organ Sistem Pencernaan Manusia & Fungsinya</a></strong></p>
<p><!--EndFragment --></p>
<p style="text-align: justify;">Jadi, sekarang kamu sudah tahu kan kenapa diet karbohidrat itu membuat badan lemas dan juga menyebabkan daya ingat berkurang? Yap betul, semua itu karena tubuh kita kekurangan asupan energi. Sebenarnya karbohirat kompleks itu baik untuk kamu yang sedang menjalani diet karbohidrat.</p>
<p style="text-align: justify;">Memang karbohidrat kompleks itu susah dicerna. Akan tetapi ketika kita mengonsumsinya, justru tubuh kita akan tetap merasa kenyang. Kamu cukup hindari makanan-makanan yang mengandung karbohidrat sederhana ya. Jadi, program diet karbohidrat kamu juga berjalan dengan baik tanpa membuat badan kamu merasa lemas dan kemudian sakit.</p>
<p style="text-align: justify;">Oke, pastinya kamu sudah ngerti kan apa saja manfaat karbohidrat bagi tubuh kita? Jika kamu ingin memelajarinya lebih dalam lagi, kamu bisa diskusi bersama tutor yang terbaik melalui <a href="https://www.ruangguru.com/ruangbelajar"><strong>ruangbelajar</strong></a>.</p>
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<div class="d-lg-none text-center">
<nav class="footer-menu social">
<p class="title">Ikuti Kami</p>
<a target="_blank" href="https://www.instagram.com/ruangguru/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/instagram.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/instagram.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/instagram.png" loading="lazy" alt="Logo Instagram Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.facebook.com/ruanggurucom/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/facebook.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/facebook.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/facebook.png" loading="lazy" alt="Logo Facebook Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://twitter.com/ruangguru/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/twitter.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/twitter.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/twitter.png" loading=" lazy" alt="Logo Twitter Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.youtube.com/ruangguru">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/youtube.png?height=60&convert=webp" type="image/webp">
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<img src="https://cdn-web-2.ruangguru.com/static/youtube.png" loading=" lazy" alt="Logo Youtube Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.linkedin.com/company/ruangguru-com">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/linkedin.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/linkedin.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/linkedin.png" loading=" lazy" alt="Logo LinkedIn Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.tiktok.com/@ruangguru">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/tiktok.png?height=60&convert=webp" type="image/webp">
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<img src="https://cdn-web-2.ruangguru.com/static/tiktok.png" loading=" lazy" alt="Logo TikTok Footer" width="32px" height="32px" />
</picture>
</a>
</nav>
</div>
<p class="footer-copyright">
© 2026 All Rights Reserved PT. Ruang Raya Indonesia
</p>
</div>
<style>
.bantuan-container {
position: relative;
}
.bantuan-element {
position: fixed;
z-index: 999;
display: flex;
align-items: flex-end;
justify-content: flex-end;
cursor: pointer;
transition: all 0.6s ease;
}
.bantuan-top {
bottom: 11rem;
right: 2rem;
}
.bantuan-bottom {
bottom: 2rem;
right: 2rem;
}
.bantuan-top-2 {
bottom: 15rem;
right: 2rem;
}
.bantuan-top-3 {
bottom: 19rem;
right: 2rem;
}
.bantuan-bottom-2 {
bottom: 5rem;
right: 2rem;
}
.bantuan-bottom-3 {
bottom: 8rem;
right: 2rem;
}
@media (min-width: 768px) {
.bantuan-element img {
width: auto;
transition: all 0.4s ease;
}
.bantuan-top img {
width: 140px;
}
.bantuan-bottom img {
width: 140px;
}
.bantuan-top-2 img,
.bantuan-top-3 img {
width: 140px;
}
.bantuan-bottom-2 img,
.bantuan-bottom-3 img {
width: 140px;
}
.bantuan-element.clicked {
bottom: 9rem;
right: 2.5rem;
}
.bantuan-element.clicked img {
width: auto;
height: 64px;
}
}
@media (max-width: 767px) {
.bantuan-top {
bottom: 8rem;
right: 1rem;
align-items: center;
}
.bantuan-bottom {
bottom: 2rem;
right: 1.25rem;
align-items: center;
}
.bantuan-top-2 {
bottom: 12rem;
right: 1rem;
align-items: center;
}
.bantuan-top-3 {
bottom: 16rem;
right: 1rem;
align-items: center;
}
.bantuan-bottom-2 {
bottom: 5rem;
right: 1.25rem;
align-items: center;
}
.bantuan-bottom-3 {
bottom: 8rem;
right: 1.25rem;
align-items: center;
}
.bantuan-element img {
width: auto;
}
.bantuan-top img,
.bantuan-top-2 img,
.bantuan-top-3 img {
width: 96px;
}
.bantuan-bottom img,
.bantuan-bottom-2 img,
.bantuan-bottom-3 img {
width: 96px;
}
}
.bantuan-element:hover {
transform: scale(1.05);
}
.bantuan-element img {
max-width: 100%;
height: auto;
}
</style>
<div id="bantuan-divs-container" style="position: relative" data-product="ruangguru" data-table="rg_floating_icon"></div>
<script>
class FloatingDivsComponent {
constructor(product = 'ruangguru', table = 'rg_floating_icon') {
this.container = document.getElementById('bantuan-divs-container');
this.floatingElements = [];
this.product = product;
this.table = table;
// Configuration
this.config = {
baseApiUrl: 'https://gw.ruangguru.com/api/v3/rdb/p_ddgy8hjx5dxsqx/rg_banner/views/',
apiKey: 'vLyK3dJrDBRmOwueX2OJXibMkgsUbBk0WS4ua2p1',
maxElements: 2,
zIndexBase: 100,
};
// Build dynamic API URL based on table parameter
this.config.apiUrl = this.buildApiUrl();
this.init();
}
buildApiUrl() {
const baseUrl = this.config.baseApiUrl;
const tableName = this.table || 'rg_floating_icon';
const queryParams =
'offset=0&limit=99999&sort=rankPosition&where=(type,eq,floating)~and(showIn,anyof,blog)~and(hide,is,false)~and(product,eq,' +
this.product +
')&nested%5Bcta%5D%5Bfields%5D=Id,name,ctaId,imageUrl,ctaLink,targetUrl';
return `${baseUrl}${tableName}?${queryParams}`;
}
async init() {
try {
await this.fetchFloatingElements();
this.renderFloatingElements();
} catch (error) {
console.error('Failed to initialize floating divs component:', error);
}
}
async fetchFloatingElements() {
try {
const options = {
method: 'GET',
headers: {
'xc-token': this.config.apiKey || 'vLyK3dJrDBRmOwueX2OJXibMkgsUbBk0WS4ua2p1',
},
};
const urlNoco = this.config.apiUrl;
const response = await fetch(urlNoco, options);
if (!response.ok) {
throw new Error(`HTTP error! status: ${response.status}`);
}
const data = await response.json();
this.floatingElements = this.processApiResponse(data);
} catch (error) {
console.error('Error fetching floating elements:', error);
throw error;
}
}
processApiResponse(data) {
if (!data || !data.list || !Array.isArray(data.list)) {
return [];
}
console.log(data.list);
// Ensure we only get maximum 2 elements
const limitedElements = data.list.slice(0, this.config.maxElements);
return limitedElements;
}
renderFloatingElements() {
if (!this.container || this.floatingElements.length === 0) {
return;
}
// Additional safeguard: ensure we never render more than maxElements
const elementsToRender = this.floatingElements.slice(0, this.config.maxElements);
// Clean up existing elements and their event listeners
this.cleanupExistingElements();
// Clear existing content
this.container.innerHTML = '';
elementsToRender.forEach((element, index) => {
const floatingDiv = this.createFloatingDiv(element, index);
this.container.appendChild(floatingDiv);
});
}
cleanupExistingElements() {
// Clear existing elements (no need for event listener cleanup with CSS approach)
const existingElements = this.container.querySelectorAll('[data-floating-element]');
existingElements.forEach(element => {
element.remove();
});
}
createFloatingDiv(element, index) {
const div = document.createElement('div');
const cta = element.cta[0]; // Use the first CTA
// Add data attribute for cleanup tracking
div.setAttribute('data-floating-element', 'true');
// Apply CSS classes based on rankPosition
const positionClass = this.getPositionClass(element.rankPosition, index);
div.className = `bantuan-element ${positionClass}`;
div.style.zIndex = this.config.zIndexBase + index;
// Create the link and image
const link = document.createElement('a');
link.href = 'https://cta.ruangguru.com/' + cta.ctaId || '#';
link.target = '_blank';
// Add tracking attributes
link.setAttribute('data-tracking-event-type', 'landing_page__core__item_click');
link.setAttribute(
'data-tracking-context',
JSON.stringify({
product_name: this.product,
cta_action: 'redirection',
cta_action_detail: link.href,
item_type: 'floating',
item_name: element.name || 'Floating element',
item_category: 'payment',
item_position: index,
item_serial: null,
section_type: 'floating_item',
section_position: 'body',
section_name: 'floating_item',
})
);
const img = document.createElement('img');
img.src = element.imageUrl + '?h=200&convert=webp';
img.alt = element.name || 'Floating element';
img.loading = 'lazy';
// Add click tracking
link.addEventListener('click', () => {
this.trackClick(element, cta);
});
link.appendChild(img);
div.appendChild(link);
return div;
}
getPositionClass(rankPosition, index) {
// Define positioning classes based on rankPosition
if (rankPosition === 1) {
return 'bantuan-top'; // Top position
} else if (rankPosition === 2) {
return 'bantuan-bottom'; // Bottom position
} else {
// For additional elements, distribute them evenly
return `bantuan-${index % 2 === 0 ? 'top' : 'bottom'}-${Math.floor(index / 2) + 1}`;
}
}
trackClick(element, cta) {
// Implement click tracking logic here
console.log('Floating element clicked:', {
elementId: element.Id,
elementName: cta.name,
ctaId: cta.ctaId,
targetUrl: cta.targetUrl,
});
}
// Public method to manually refresh
async refresh() {
try {
await this.fetchFloatingElements();
this.renderFloatingElements();
} catch (error) {
console.error('Failed to refresh floating elements:', error);
throw error;
}
}
// Public method to get current floating elements
getFloatingElements() {
return [...this.floatingElements];
}
}
// Initialize the component when DOM is ready
document.addEventListener('DOMContentLoaded', () => {
// Get product and table parameters from data attributes
const container = document.getElementById('bantuan-divs-container');
const product = container.getAttribute('data-product') || 'ruangguru';
const table = container.getAttribute('data-table') || 'rg_floating_icon';
new FloatingDivsComponent(product, table);
});
// Export for use in other modules if needed
if (typeof module !== 'undefined' && module.exports) {
module.exports = FloatingDivsComponent;
}
</script> <div id="wp-install-nudge" style="
position: fixed;
bottom: 0rem;
right: 0;
z-index: 999;
cursor: pointer;
"></div>
<script>
(function (w, d, s, o, f, js, fjs) {
w['Sales-Nudge-Widget'] = o; w[o] = w[o] || function () { (w[o].q = w[o].q || []).push(arguments) };
js = d.createElement(s), fjs = d.getElementsByTagName(s)[0];
js.id = o; js.src = f; js.async = 1; fjs.parentNode.insertBefore(js, fjs);
}(window, document, 'script', 'wpInstallNudge', 'https://cdn-web-2.ruangguru.com/sales-nudge/6198a95130/dist/widget.js'));
wpInstallNudge('init', { targetElementId: 'wp-install-nudge', clientTarget: 'ruangguru_blog' });
</script>
<script>
// note: disabled due to auto reload page
// var lastScrollTop = 0;
// $(window).scroll(function(event){
// var st = $(this).scrollTop();
// if (st > lastScrollTop){
// $('#wp-install-nudge').slideDown( "slow", function() {});
// } else {
// $('#wp-install-nudge').slideUp( "slow", function() {});
// }
// lastScrollTop = st;
// });
// $(document).ready(function () {
// $("#wp-install-nudge").hide();
// });
$('#wp-install-nudge').click(function(){
Analytics.track("promotion__install_nudge__click",
{
user_email: "ruangguru@blog.com",
cta_link: widgetData.dataConfig.target_link
}).catch((err) => {
console.log("tracker error", err);
});
});
</script>
</footer>
<div id="__next"></div>
<script type="speculationrules">
{"prefetch":[{"source":"document","where":{"and":[{"href_matches":"\/blog\/*"},{"not":{"href_matches":["\/blog\/wp-*.php","\/blog\/wp-admin\/*","\/blog\/wp-content\/uploads\/*","\/blog\/wp-content\/*","\/blog\/wp-content\/plugins\/*","\/blog\/wp-content\/themes\/ruangguru\/*","\/blog\/*\\?(.+)"]}},{"not":{"selector_matches":"a[rel~=\"nofollow\"]"}},{"not":{"selector_matches":".no-prefetch, .no-prefetch a"}}]},"eagerness":"conservative"}]}
</script>
<script>
async function getCtaDetails(ctaIds) {
const endpoint =
" https://gw.ruangguru.com/api/v3/rdb/p_ddgy8hjx5dxsqx/CTA/views/CTA?offset=0&limit=10&where=(ctaId,in," + ctaIds.toString() + ")";
try {
const response = await fetch(endpoint, {
headers: {
"xc-token": "-hG2nBDJzSj0agSgNtcJx97M4F02y54nUMoY6plJ",
},
});
const data = await response.json();
const ctaList = data?.list || [];
const ctaMap = new Map();
for (const ctaData of ctaList) {
ctaMap.set(ctaData.ctaId, ctaData);
}
return ctaMap;
} catch (error) {
console.error("Error fetching CTA details:", error);
return new Map();
}
}
async function replaceCTA() {
const regex = /{{cta\((‘(.*?)’|“(.*?)”)\)}}/g;
const bodyHTML = document.body.innerHTML;
const matches = Array.from(bodyHTML.matchAll(regex));
const ctaIds = matches.map((match) => {
let ctaId = match[2] ?? match[3];
return ctaId;
});
const ctaMap = await getCtaDetails(ctaIds);
const replacedHTML = bodyHTML.replace(regex, (match, _inner, ctaId1, ctaId2) => {
const ctaId = ctaId1 ?? ctaId2;
const ctaData = ctaMap.get(ctaId);
if (ctaData) {
return `<a href="https://cta.ruangguru.com/${ctaData.ctaId}" target="_${ctaData.targetType}" style="position:relative;display:inline-block;">
<img src="${ctaData.imageUrl}" loading="lazy" alt="${ctaData.altText}" />
</a>`;
} else {
return match;
}
});
document.body.innerHTML = replacedHTML;
}
</script>
<meta name="author" content="Ruangguru Tech Team">
<!-- Google Tag Manager (noscript) -->
<noscript><iframe src="https://www.googletagmanager.com/ns.html?id=GTM-PVNLZFT" height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
<!-- Tracker -->
<script type="text/javascript" src="https://cdn-web-2.ruangguru.com/landing-page-web/public/staticpages/global-assets/js/cta.js"></script>
<script src="https://unpkg.com/@dotlottie/player-component@latest/dist/dotlottie-player.mjs" type="module"></script>
</body>
</html>