This food has the effects of lowering cholesterol, controlling sugar, and promoting bowel movements, but it is important to pay attention to these points when consuming it
2026-03-04
Did you gain three pounds after the Spring Festival? Is there any food that can reduce fat accumulation and achieve a healthy state? There really is - konjac! It is known as the "King of Dietary Fiber", "Magic Food", "Longevity Vegetables", "Intestinal Cleaners", etc. It not only has low calories and strong satiety, but also has a "hidden effect" of helping to lower cholesterol, control sugar, and promote bowel movements! It is especially suitable for people who need to reduce fat, control sugar and have atherosclerosis problems. But pay attention to these points. 01 Frequent consumption of konjac has many benefits. Konjac, also known as "konjak", is a food material with the same origin as medicine and food. Traditional Chinese medicine believes that konjac has a pungent and bitter taste, a cold nature, and can "reduce phlegm and accumulation, strengthen the spleen and dispel dampness". The "Kaibao Bencao" records that it "mainly causes swelling and wind toxicity, and rubs on the swelling". There is a scientific basis for the claim that "10-15 grams of pure konjac flour can make people feel full" circulating on weight loss and fat control websites. The main component of pure konjac flour is glucomannan (a water-soluble dietary fiber), which can expand 80~100 times after absorbing water to form 800~1000ml thick gel. When an adult is fasting, the stomach capacity is about 50 milliliters, and when full, it can expand to 1200-1500 milliliters. After eating, konjac gel will physically fill the stomach cavity and transmit "satiety signal" to the brain through the "volume substitution effect". At the same time, gel will slow down the gastric emptying speed, extend the feeling of satiety for 2 to 4 hours, reduce the calorie intake at meals, and achieve "card control without hunger". Controlling sugar, regulating blood lipids, and maintaining intestinal health. Glucosamine is a water-soluble dietary fiber unique to konjac tubers, accounting for 50% to 80% of the content of high-quality pure konjac flour. It is a key characteristic that distinguishes it from other miscellaneous grain fibers. Its function is not limited to "filling the stomach": controlling sugar and stabilizing metabolism: delaying sugar absorption, stabilizing postprandial blood sugar, and providing assistance to people with sugar control (sugar control and weight loss can form a virtuous cycle); Regulating blood lipids: Combining excess bile acids in the intestine, reducing serum cholesterol and triglycerides, beneficial for cardiovascular health; Intestinal maintenance: As a prebiotic, it promotes intestinal peristalsis, improves constipation, and optimizes intestinal microbiota. Therefore, the statement that "the higher the content of glucomannan, the better the fat control effect" has some truth - high content of glucomannan can more efficiently exert the above effects. Konjac has the effect of promoting blood circulation and removing blood stasis to protect blood vessels. People with atherosclerosis can take it in moderation, which is helpful to vascular health. 02 Food recommendation: The dish of burning konjac with perilla and green pepper sauce has a rich flavor, konjac is chewy, low-fat and appetizing, making it a high-quality vegetarian choice during the weight loss period. Prepare ingredients such as konjac tofu, green peppers, perilla, scallions, ginger, garlic sprouts, and garlic. Steps for alkali removal treatment: Cut konjac tofu into small pieces, soak in water for more than 1 hour (change water 1-2 times in the middle), remove and blanch to further remove alkali. Sauce making: Cut the green pepper into small pieces after removing the seeds, crush it together with scallions, perilla leaves, and garlic, add 3 grams of salt, 15 grams of soy sauce, and a small amount of cooking oil to make a delicate paste. Cooking for flavor: Pour oil into a pot, saut é the perilla and green pepper sauce until fragrant, add water, blanch the konjac, and simmer over low heat. Seasoning and juicing: Drizzle thin cornstarch and stir fry evenly. Sprinkle a layer of stir fried diced garlic before serving, then sprinkle some red pepper and perilla seedlings for decoration. 03 Precautions for consuming konjac: Although konjac has many benefits, it is not suitable for everyone and should not be consumed in excess. These points must be remembered: buy processed products from regular manufacturers and never eat them raw. Buy processed products from regular manufacturers and do not handle raw konjac at home. Konjac is toxic throughout the plant, with tubers being the most common. Consuming raw konjac by mistake, improper processing, or excessive consumption can all lead to poisoning. After poisoning, the tongue and throat become hot, itchy, and swollen. The konjac products we consume in daily life are made from non-toxic konjac flour processed from konjac. Common ones include konjac tofu, vegetarian tripe, konjac silk, etc. The process is very complex, and non professional processors should not try them. Purchase guide: During the weight loss period, priority should be given to "additive free" pure konjac products. The simpler the ingredients, the better, containing only "konjac flour+water/calcium hydroxide (coagulant)", such as pure konjac flour, original konjac tofu, and salt free konjac shreds/knots. This type of product has extremely low sodium content (only a few milligrams per 100 grams), meeting the "low sodium" requirements during the weight loss period. Be cautious when choosing flavored snacks: Some konjac snacks add a lot of salt, sugar, or starch to enhance their taste, so be wary of sodium content - if the sodium content exceeds 1000 milligrams per 100 grams (about 50% of the daily recommended amount), long-term consumption may affect blood pressure and water metabolism, which is not conducive to weight loss. The following groups of people should eat less food: those with weak gastrointestinal function, indigestion, spleen and stomach deficiency cold, constitution cold, and prone to diarrhea should eat less. It is recommended to consume 50-100 grams of konjac products (such as konjac tofu and konjac shreds) per day to control the intake. For diabetes patients who take hypoglycemic drugs, especially insulin or sulfonylurea drugs, there is a risk of inducing hypoglycemia if the dosage of konjac is not reduced or the doctor is consulted after replacing some staple foods. Of course, this is not a problem with konjac, but rather a risk brought about by improper dietary management. Key points of scientific consumption of konjac: 1. The benefits of regularly eating konjac include weight loss, fat control, sugar control, blood lipid regulation, intestinal maintenance, and blood vessel protection. Traditional Chinese medicine believes that konjac has a pungent and bitter taste, a cold nature, and can "reduce phlegm and accumulation, strengthen the spleen and dispel dampness". 2. Food recommendation: Roasted konjac with perilla and green pepper sauce. 3. Precautions for consuming konjac: Buy processed products from reputable manufacturers; People with weak gastrointestinal function, indigestion, spleen and stomach deficiency cold, cold constitution, and easy diarrhea should eat less; It is recommended to eat 50-100 grams per day. (New Society)
Edit:Luoyu Responsible editor:Wang Xiaojing
Source:CCTV Lifestyle WeChat Official Account
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