Lindens Glucomannan (Konjac Fibre) Capsules - 3,000mg Per Serving - 90 Pack - Weight Loss Aid - Contributes Towards The Reduction of Appetite - Weight Loss Supplement - Letterbox Friendly

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Even more impressively, the results demonstrated that female participants saw measurable reductions in insulin resistance, though this was not observed in the male volunteers. They concluded that “glucomannan ingestion attenuated a rise of blood glucose without significantly affecting insulin levels”. However, the researchers also found that taking glucomannan did not always improve stool consistency or the overall success rate of treatment. Konjac root powder is a prebiotic that feeds the friendly bacteria in the intestine. A study published in 2008 demonstrated that glucomannan supplementation increases the fecal concentration of probiotics in general as well as specific probiotics like bifidobacteria and lactobacilli. ( 4)

Nagasawa T, Kimura T, Yoshida A, et al. Konjac Glucomannan Attenuated Triglyceride Metabolism during Rice Gruel Tolerance Test. Nutrients 2021;13(7):2191. View abstract. Han, Y., et al. (2017). Effect of glucomannan on functional constipation in children: A systematic review and meta-analysis of randomised controlled trials [Abstract]. Brand-Miller JC, Atkinson FS, Gahler RJ, et al. Effects of added PGX, a novel functional fibre, on the glycaemic index of starchy foods. Br J Nutr 2012;108(2):245-8. View abstract.

Side-effects of glucomannan

Signorelli, P., Croce, P., and Dede, A. [A clinical study of the use of a combination of glucomannan with lactulose in the constipation of pregnancy]. Minerva Ginecol. 1996;48(12):577-582. View abstract. In one final study a group of overweight individuals were split into two groups. The first of these was provided with a glucomannan supplement. This was taken with 50ml of water 5-10 minutes before each meal for a period of 14 weeks. The second control group continued on as normal. Thereafter measurements were taken. The group supplementing with glucomannan fibre experienced an average weight loss of almost 6kg during that period and a reduction in waist size of 12cm, while body fat levels fell by an average of 2.43%.

Matsuura, Y. Degradation of konjac glucomannan by enzymes in human feces and formation of short-chain fatty acids by intestinal anaerobic bacteria. J Nutr.Sci Vitaminol.(Tokyo) 1998;44(3):423-436. View abstract.

What is the best glucomannan supplement?

So how does glucomannan support healthy weight loss when used in conjunction with a calorie-controlled diet? Doi K, Matsuura M, Kawara A, et al. Influence of dietary fiber (konjac mannan) on absorption of vitamin B12 and vitamin E (abstract). Tohoku J Exp Med 1983;141:677-81. View abstract. Once inside the digestive system, both glucomannan and psyllium husks absorb water. This creates a bulky mass that softens stools and aids the transit of waste through the digestive tract, helping to improve the symptoms of constipation. Konjac Flour Ingredients is a major provider of 100% konjac flour, potato flour, rice flour, corn flour and others. Our main products are potato flour, rice flour, and corn flour. They are made of starch, antioxidants and fibers. Our products are widely used in diet field. Konjac is consumed in parts of China's Sichuan province; the corm is called moyu ( Chinese: 魔芋; lit.'demonic taro'), and the jelly is called "konjac tofu" ( 魔芋豆腐 móyù dòufu) or "snow konjac" ( 雪魔芋 xuě móyù).