Doi, K., Matsuura, M., Kawara, A., and Baba, S. Treatment of diabetes with glucomannan (konjac mannan). Lancet 5-5-1979;1(8123):987-988. View abstract. A 2010 laboratory study by the University of Reading found that it helped encourage healthy levels of gut bacteria populations, for example bifidobacterium, but more research on humans is still needed. 9 It is cultivated in warm subtropical to tropical areas of East and Southeast Asia, from China and Japan south to Indonesia and Vietnam (USDA hardiness zone 6–11). It is a perennial plant, growing from a large corm up to 25cm (10in) in diameter. The single leaf is up to 1.3m (4ft) across, bipinnate, and divided into numerous leaflets. [3] The flowers are produced on a spathe enclosed by a dark purple spadix up to 55cm (22in) long.

A 2008 study found that glucomannan may help prevent constipation. The study showed that adding glucomannan to a low fiber diet increased the amounts of probiotic bacteria in feces.

What does glucomannan do in the body?

Wild forms grow naturally in China and Southeast Asia. [5] Konjac has been used in Japan since the 6th century, supposedly as a medicinal food. [6] Cultivation and use [ edit ] Amorphophallus konjac in bloom Amorphophallus konjac male (top) and female (bottom) flowers Japanese konjac gel, with hijiki seaweed mixed in Konjac corm used for preparing food Sashimi konnyaku, usually served with a miso-based dipping sauce rather than soy sauce

Marzio, L., Del, Bianco R., Donne, M. D., Pieramico, O., and Cuccurullo, F. Mouth-to-cecum transit time in patients affected by chronic constipation: effect of glucomannan. Am.J Gastroenterol. 1989;84(8):888-891. View abstract. To ensure our konjac flour meets the strictest gluten free standards, we have tested every batch FODMAP friendly. Made from the natural fiber of the Konjac plant and consequently low in both protein and gluten, our konjac flour (like our konjac noodles) is an ideal gluten-free alternative for vegetarians and vegans. Konjac flour is gaining popularity in the UK. It's light weight, non-acidic, it's sugar free and very gluten free (less than 1% cross contamination).

Soluble Fibre

Mortensen A, Aguilar F, Crebelli, et al. EFSA Panel on Food Additives and Nutrient Sources added to Food. Re-evaluation of konjac gum (E 425 i) and konjac glucomannan (E425 ii) as food additives. EFSA Journal 2017;15(6):4864. View abstract.

Consuming glucomannan when you’re feeling constipated could help to ‘get things moving’ in your gut and help you find relief. Han, Y., et al. (2017). Effect of glucomannan on functional constipation in children: A systematic review and meta-analysis of randomised controlled trials [Abstract]. Janani F, Changaee F. The effect of glucomannan on pregnancy constipation. J Family Med Prim Care. 2018;7(5):903-906. doi: 10.4103/jfmpc.jfmpc_168_18Zalewski BM, Chmielewska A, Szajewska H. The effect of glucomannan on body weight in overweight or obese children and adults: a systematic review of randomized controlled trials. Nutrition. 2015;31(3):437-42.e2. doi:10.1016/j.nut.2014.09.004 Birketvedt GS, et al. (2005). Experiences with three different fiber supplements in weight reduction. EasyGest capsules have been designed to be opened up and added to food or drink as an alternative method of consumption. This allows customers who struggle to take tablets or capsule orally to enjoy the benefits of the Glucomannan Fibre 500mg capsules without any added discomfort or distress.

Research suggests that consuming a mix of glucomannan and American ginseng can lead to a moderate improvement in the management of type 2 diabetes. Japanese konnyaku is made by mixing konjac flour with water and limewater. [8] Hijiki is often added for the characteristic dark color and flavor. Without additives for color, konjac is white. It is then boiled and cooled to solidify. Konjac made in noodle form is called shirataki and used in foods such as sukiyaki and gyūdon. [4] :595

Dosages up to 4 grams per day have been clinically tested and are well tolerated, but, as with all fibre supplements, start on a lower dose around 1000mg and build up to your desired dosage. 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. While glucomannan has been consumed in traditional dishes for generations, scientists have only just started to realise the astonishing properties of this nutrient and the many ways in which it may positively impact the body. What is Glucomannan?