[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"article-detail":3},{"lang":4,"article":5,"alternate":19,"related":24,"latest":33},"en",{"id":6,"slug":7,"title":8,"content":9,"summary":10,"thumbnail":11,"metaDescription":12,"metaKeywords":13,"created":14,"modified":14,"author":15,"authorEn":15,"categoryId":16,"commentCount":17,"thumbnailToContent":18},12753,"constipation-dietary-fiber-peanuts-xwqm","Fiber and Constipation: Vegetables vs Peanuts","\u003Cp style=\"margin:0 0 18px;\">Your gut is not born hating vegetables and loving peanuts. The real story: most vegetables are actually low in dietary fiber — not nearly enough to push your intestines along — and different types of fiber work on blood lipids, blood sugar, stool and weight loss through very different mechanisms.\u003C\u002Fp>\n\u003Ch2 style=\"color:#111;font-size:21px;line-height:1.4;margin:28px 0 12px;\">\u003Cstrong>Vegetables Are Not Fiber Powerhouses\u003C\u002Fstrong>\u003C\u002Fh2>\n\u003Cp style=\"margin:0 0 18px;\">There is a widespread misunderstanding: people treat \"vegetables\" and \"rich in fiber\" as the same thing, then assume that gnawing through a mountain of greens will cure constipation.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">In fact, most vegetables are mostly water — usually over 90% — so their fiber content is not high at all, typically 0.5%–2.8%. Leafy greens: Chinese cabbage about 0.8%, lettuce 1.0%–1.3%, spinach about 2.2%, kale about 4.1%. Flower vegetables: broccoli 1.6%–2.6%, cauliflower 2.1%. Root vegetables: carrot about 2.8%, potato 2.1%, lotus root 4.9%. Melons and nightshades: tomato about 0.5%, cucumber 0.7%, pumpkin 1.5%–3.2%.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">Now the math. The Chinese dietary reference intakes (2023 edition) recommend 25–30 g of fiber per day for adults over 18. Take 27 g as the middle value: to get it entirely from spinach, you would need 27 ÷ 2.2 × 100 ≈ 1,272 g — almost 2.5 jin of raw spinach. From broccoli, the better option: 27 ÷ 3.7 × 100 ≈ 730 g, over 1.5 jin. Even following the food-guide pyramid's 500 g of vegetables a day gives you only about 10 g of fiber.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">Chinese residents are not close to this target: the average daily fiber intake in 2015–2017 was just 10.4 g — less than half the recommendation.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">So why do nutrition guides insist on vegetables? Because vegetables are loaded with vitamins, minerals and plant phenolics; fiber is simply not their strongest suit. Their core job is diverse nutrition and filling dietary volume — which is exactly why a balanced diet matters.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">[\u003Cimg src=\"\u002Fattachment\u002F20261007\u002F7879acca6e0345028b8e5e71e5fe815a.webp\" alt=\"img_01.webp\">\u003C\u002Fp>\n\u003Ch2 style=\"color:#111;font-size:21px;line-height:1.4;margin:28px 0 12px;\">\u003Cstrong>Why Peanuts Work\u003C\u002Fstrong>\u003C\u002Fh2>\n\u003Cp style=\"margin:0 0 18px;\">Peanuts sit high in the fiber family: about 8 g of fiber per 100 g raw, 5–7 g per 100 g when boiled. To hit 27 g from peanuts alone, you would need about 450 g — roughly a jin. Compare that with 1,273 g of spinach.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">But here is the catch: a jin of peanuts also delivers about 2,300–2,500 kcal — nearly one and a half days of energy for an adult man — and roughly 200 g of fat. Peanut kernels carry about 44.3 g of fat per 100 g. Most of it is the \"good\" kind — monounsaturated (MUFA) and polyunsaturated (PUFA) fats that can lower bad cholesterol and support heart health — but the total fat still blows past the daily recommendation.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">Fiber achieved, calories and fat exceeded. Peanuts are a highly efficient fiber fighter, but they cannot — and should not — fight alone.\u003C\u002Fp>\n\u003Ch2 style=\"color:#111;font-size:21px;line-height:1.4;margin:28px 0 12px;\">\u003Cstrong>The Fiber Army: A Combination Strategy\u003C\u002Fstrong>\u003C\u002Fh2>\n\u003Cp style=\"margin:0 0 18px;\">The winning move is a diverse, high-fiber food army, which is exactly why the food pyramid exists.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">\u003Cstrong>The main force — whole grains and legumes.\u003C\u002Fstrong> The dietary guide recommends that a quarter to half of your daily staples be whole grains and legumes. Per 100 g dry weight they deliver about 6–15 g of fiber; making them a third of your staple intake (about 100 g) brings roughly 10 g. The pyramid calls for 200–300 g of staples a day, including 50–150 g of whole grains and legumes.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">\u003Cstrong>The special forces — nuts and seeds.\u003C\u002Fstrong> Peanuts, almonds and similar nuts carry 4%–11% fiber (black sesame 14%, pine nuts 12.4%). They pair fiber with healthy fats, but they are calorie-dense, so keep the portion small: a handful of 10–15 g a day as a snack or side. Their protein (peanuts rank second only to almonds among nuts) brings strong satiety, and their unsaturated fats stimulate cholecystokinin, which lowers appetite through both vagal and non-vagal pathways. The 2021 Chinese expert consensus on type 2 diabetes even suggests diabetics drink water before meals and eat a small handful of nuts — say 10 almonds or 20 peanuts.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">\u003Cstrong>The support troops — high-fiber vegetables and fruits.\u003C\u002Fstrong> On top of the daily 300–500 g of ordinary vegetables, consciously add fiber-rich picks: edamame, peas, mushrooms, pears, strawberries. A handy pattern is the \"3-2-1\" vegetable mode: 3 liang of leafy greens, 2 liang of any other vegetables (excluding potato, yam, lotus root, taro), and 1 liang of fungi and seaweed — mushrooms, enoki, laver, kelp, black fungus.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">A full day then writes itself: a bowl of oatmeal (5–8 g), half of lunch and dinner staples switched to brown rice or whole wheat (8–10 g), a jin of vegetables and fruit (8–10 g), plus a small handful of peanuts or almonds (2–3 g). Target reached, nutrition balanced.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">\u003Cimg src=\"\u002Fattachment\u002F20261007\u002F1568472d3c0146759a25da14812fd0cc.webp\" alt=\"img_02.webp\">\u003C\u002Fp>\n\u003Ch2 style=\"color:#111;font-size:21px;line-height:1.4;margin:28px 0 12px;\">\u003Cstrong>Quality Matters: Soluble vs Insoluble Fiber\u003C\u002Fstrong>\u003C\u002Fh2>\n\u003Cp style=\"margin:0 0 18px;\">Not all fiber is the same. Per the Chinese Nutrition Society's 2021 scientific consensus and the national food-nutrient terminology standard, dietary fiber must be: naturally present in plants or extracted\u002Fsynthesized from them; a polymer of at least 3 carbohydrate units; edible but not digestible or absorbable in the human small intestine; and beneficial to health.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">The 2023 dietary guide for hyperlipidemia recommends 25–40 g of fiber daily for those with high blood lipids, including 7–13 g of soluble fiber.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">Soluble fiber dissolves in water and forms a gel: it slows food movement, brings satiety, and is fermented by colon bacteria — increasing bacterial numbers and stool bulk. It works like a sponge: soaking up water, softening the stool, expanding its volume. It also acts as a prebiotic, feeding beneficial gut bacteria and supporting the microbiome — helpful for constipation, but to be limited during diarrhea.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">Insoluble fiber does not dissolve in water, is not fermented, and adds no calories: it increases stool bulk, speeds colonic transit and prevents constipation. Think of it as a gentle \"brush\" that mechanically stimulates the gut wall, adding volume and pushing things along.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">They work as a pair: one softens the \"quality,\" the other drives the \"quantity.\" Here is the twist in your story: most vegetables deliver mainly insoluble fiber — the \"brute-force pusher\" — but in an effective dose too small to matter, and without the bulk-expanding soluble fraction, they never reach the threshold that triggers a bowel movement. A big plate of crisp lettuce contains just 1.3 g of fiber per 100 g — the volume is there, but the fiber grams may be fewer than half a handful of peanuts. Crunchy vegetables like cucumber and tomato are mostly soluble fiber: they gel, soften and feed bacteria, but they are not the \"violent\" peristalsis drivers that insoluble fiber is.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">\u003Cimg src=\"\u002Fattachment\u002F20261007\u002Fed214e2c9e3641ef9093a5ff36ec4968.webp\" alt=\"img_03.webp\">\u003C\u002Fp>\n\u003Ch2 style=\"color:#111;font-size:21px;line-height:1.4;margin:28px 0 12px;\">\u003Cstrong>The Peanut's Secret: Dose, Mechanics and Lube\u003C\u002Fstrong>\u003C\u002Fh2>\n\u003Cp style=\"margin:0 0 18px;\">Peanuts lose to vegetables in quantity and quality of greens, but win on mechanics: about 8 g of fiber per 100 g, roughly 80% insoluble and 20% soluble. Think of them as a miniature \"gut broom\" that adds stool volume and physically prods the intestinal wall to get moving — while their rich healthy oils act as a lubricant. Physical stimulus plus chemical lube, backed by plenty of water (at least 1.5–2 liters a day, or the fiber can actually make blockage worse).\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">So the truth is likely this: your gut does not hate vegetables. Your vegetable plan simply never reached the threshold — in insoluble-fiber dose and mechanism — to trigger a bowel movement. Peanuts just happened to provide a concentrated, compound \"push package.\"\u003C\u002Fp>\n\u003Ch2 style=\"color:#111;font-size:21px;line-height:1.4;margin:28px 0 12px;\">\u003Cstrong>A Foolproof Constipation Diet\u003C\u002Fstrong>\u003C\u002Fh2>\n\u003Cp style=\"margin:0 0 18px;\">\u003Cstrong>First, upgrade your vegetable picks.\u003C\u002Fstrong> Within variety, add fiber-dense, especially insoluble-fiber-dense options: edamame (about 5 g fiber per 100 g), pea shoots, broccoli, celery — rough, coarse-fiber greens.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">\u003Cstrong>Second, respect the golden trio.\u003C\u002Fstrong> Fiber + water + healthy fats is the iron triangle of smooth bowels: at least 1.5–2 liters of water a day, or fiber only clogs; a little healthy fat is the natural lubricant.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">\u003Cstrong>Third, fix your staples.\u003C\u002Fstrong> Swap some refined rice and white flour for whole grains — oats, brown rice, corn — the steadiest, most generous fiber source, giving persistent, gentle gut power.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">\u003Cstrong>Fourth, make peace with your body and farm your microbiome.\u003C\u002Fstrong> Every gut flora is unique, and research shows individuals genuinely differ in how they ferment specific fibers in nuts and legumes. If peanuts work spectacularly for you, keep them as a quality source of fiber and healthy fat — a small handful daily as a snack or side.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">Constipation is the final output of a digestive system working together. It rejects single, crude solutions and rewards balanced, clever combinations. Stop blaming \"my gut hates vegetables.\" Think like a systems engineer: give your gut the combination punch it actually needs, and it will reward you with that effortless, light feeling after a clean bowel movement.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">Curious what actually lives in your gut while fiber feeds it? \u003Cstrong>WWAI\u003C\u002Fstrong> is an AI-powered biology encyclopedia with an online microscope, including an \u003Cstrong>E. coli specimen where the Gram-negative, rod-shaped cells typical of gut bacteria are clearly visible\u003C\u002Fstrong>. Search \"WWAI\" in your app store and download it today.\u003C\u002Fp>\n\u003Cdiv class=\"dp-template-card\" style=\"border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,0.1);margin:10px 0;max-width:100%;overflow:hidden;width:100%;\">\n \u003Ca style=\"display:block;text-decoration:none;\" href=\"https:\u002F\u002Fyun-hub.chat\u002Flink\u002F?app=wwai&clickid=stellarx&dplink=specimenid%3D1046\" target=\"_blank\">\u003Cimg class=\"image_resized\" style=\"display:block;height:auto;max-width:100%;width:100%;\" src=\"\u002Fattachment\u002F20260824\u002F5ba5dd3c38404fe785f43c44423830de.png\" alt=\"5ba5dd3c38404fe785f43c44423830de\">\n  \u003Cbutton style=\"align-items:center;background-color:#1f983e;border-radius:0 0 25px 25px;border-style:none;color:#ffffff;cursor:pointer;display:flex;font-family:Times New Roman;font-size:19px;height:40px;justify-content:center;padding:0;width:100%;\">EXPLORE NOW\u003C\u002Fbutton>\u003C\u002Fa>\n\u003C\u002Fdiv>\n\u003Ch2 style=\"color:#111;font-size:21px;line-height:1.4;margin:28px 0 12px;\">\u003Cstrong>References\u003C\u002Fstrong>\u003C\u002Fh2>\n\u003Cp style=\"margin:0 0 18px;\">All illustrations are AI-generated.\u003C\u002Fp>\n\u003Cp style=\"color:#111;margin:28px 0 8px;\">\u003Cstrong>Related reading\u003C\u002Fstrong>\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 20px;\">\u003Ca style=\"color:#111;text-decoration:none;\" href=\"https:\u002F\u002Fstellarx.tech\u002Farticle\u002Fconstipation-colon-motility-rdnp\">\u003Cimg class=\"image_resized\" style=\"border-radius:8px;display:block;height:auto;margin-bottom:6px;max-width:520px;width:100%;\" src=\"https:\u002F\u002Fcdn.banyunjuhe.com\u002Fattachment\u002F20261001\u002F2af429d4a7684b43a7ea09e0638c96b2.webp\" alt=\"Why Constipation Happens: A Colon Story\">\u003C\u002Fa>\u003Cbr>\u003Ca style=\"color:#0b6cb0;text-decoration:none;\" href=\"https:\u002F\u002Fstellarx.tech\u002Farticle\u002Fconstipation-colon-motility-rdnp\">\u003Cstrong>Why Constipation Happens: A Colon Story\u003C\u002Fstrong>\u003C\u002Fa>\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 20px;\">\u003Ca style=\"color:#111;text-decoration:none;\" href=\"https:\u002F\u002Fstellarx.tech\u002Farticle\u002Fgut-happiness-serotonin-microbiome-ytpl\">\u003Cimg class=\"image_resized\" style=\"border-radius:8px;display:block;height:auto;margin-bottom:6px;max-width:520px;width:100%;\" src=\"https:\u002F\u002Fcdn.banyunjuhe.com\u002Fattachment\u002F20261005\u002F91dcc4ba19d042b09144acc571da64c8.webp\" alt=\"Your Gut Makes Most of Your Serotonin\">\u003C\u002Fa>\u003Cbr>\u003Ca style=\"color:#0b6cb0;text-decoration:none;\" href=\"https:\u002F\u002Fstellarx.tech\u002Farticle\u002Fgut-happiness-serotonin-microbiome-ytpl\">\u003Cstrong>Your Gut Makes Most of Your Serotonin\u003C\u002Fstrong>\u003C\u002Fa>\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 20px;\">\u003Ca style=\"color:#111;text-decoration:none;\" href=\"https:\u002F\u002Fstellarx.tech\u002Farticle\u002Fstaple-foods-blood-sugar-spikes-lqhn\">\u003Cimg class=\"image_resized\" style=\"border-radius:8px;display:block;height:auto;margin-bottom:6px;max-width:520px;width:100%;\" src=\"https:\u002F\u002Fcdn.banyunjuhe.com\u002Fattachment\u002F20261005\u002Fcefe728318c54d4ba12ca622087c79b2.webp\" alt=\"Why Porridge Spikes Blood Sugar Like Soda\">\u003C\u002Fa>\u003Cbr>\u003Ca style=\"color:#0b6cb0;text-decoration:none;\" href=\"https:\u002F\u002Fstellarx.tech\u002Farticle\u002Fstaple-foods-blood-sugar-spikes-lqhn\">\u003Cstrong>Why Porridge Spikes Blood Sugar Like Soda\u003C\u002Fstrong>\u003C\u002Fa>\u003C\u002Fp>","","\u002Fattachment\u002F20261007\u002Fd2f6d655ab674016835d84f1b2b51cd4.webp","Vegetables are surprisingly low in fiber: 27 g means about 1.3 kg of spinach. Peanuts deliver more, but with a calorie price. Build a fiber combo instead.","stellarx, wwai, dietary fiber, constipation, vegetables fiber, peanuts fiber, soluble fiber, gut health","2026-10-07 19:32:01","Science Guide Wwai",77,0,false,{"id":20,"slug":21,"title":22,"lang":23},12765,"homochirality-life-mirror-hmls","同手性是什麼？2026 諾貝爾化學獎得主解開生命之謎","zh",{"prev":25,"next":29},{"id":26,"slug":27,"title":28,"categoryId":16},12754,"urinary-retention-catheter-removal-fqzp","Catheter Removal: Why Half Still Can't Pee",{"id":30,"slug":31,"title":32,"categoryId":16},12752,"russia-plague-lab-accident-fdkm","Russia Plague Lab Accident: What We Know",[34,39,44,49],{"id":35,"slug":36,"title":37,"thumbnail":38,"categoryId":16},12764,"homochirality-nobel-chemistry-hcmr","Homochirality Explained: Nobel Chemistry 2026 | stellarx","\u002Fattachment\u002F20261007\u002Fa7618c12a0c9425fa203d289db1adb65.webp",{"id":40,"slug":41,"title":42,"thumbnail":43,"categoryId":16},12763,"phone-in-bed-eye-strain-pbey","Is Using Your Phone in Bed Bad for Your Eyes?","\u002Fattachment\u002F20261007\u002F5aa7877553a74eddb313da52658c37a3.webp",{"id":45,"slug":46,"title":47,"thumbnail":48,"categoryId":16},12761,"bee-communication-waggle-dance-ptqs","How Do Bees Communicate? Dance and Pheromones","\u002Fattachment\u002F20261007\u002F74400cb78a5f43aaa6b22d1aaab0150c.webp",{"id":50,"slug":51,"title":52,"thumbnail":53,"categoryId":16},12760,"kidney-filtration-reabsorption-ghvf","How Kidneys Work: Filter, Reabsorb, Keep What Matters","\u002Fattachment\u002F20261007\u002F5add4cb5e77d4a06a8a6596d5df7b113.webp"]