PlainVitamins

fiber

Glucomannan supplements

Half of the 130 glucomannan supplements in the NIH label database that print an amount list 1 g or less per serving; the middle half list 0.3 g to 1.8 g (DSLD version 9.4.0, January 2026). The 41 products whose only supplement ingredient is glucomannan list a median of 2 g.

Products listing it
334130 print an amount; 202 list it inside a blend without an amount
Median per serving
1 gmiddle half 0.3 g to 1.8 g

How much glucomannan do supplements contain?

The median product lists 1 g per serving. One in ten lists 0.075 g or less, one in ten 2 g or more. The amount printed most often is 1 g (24 products).

Products by amount of glucomannan per serving

130 products, log scale; extreme 0.2% at each end left out of the drawing.

Glucomannan: products by amount per serving0.03 g0.1 g0.3 g1 g3 g
Glucomannan: products by amount per serving0.03 g0.1 g0.3 g1 g3 g
Glucomannan: products by amount per serving0.03 g0.1 g0.3 g1 g3 g
Glucomannan: products by amount per serving0.03 g0.1 g0.3 g1 g3 g
Glucomannan: products by amount per serving0.03 g0.1 g0.3 g1 g3 g
The amounts printed most often
Amount per servingProductsFor example
1 g24 Xtreme Trim (Vitamin World); FiberSlend (Thermo-Lift Millennium); GlucomannanMax (Simply Supplements)
2 g17 FibroLean Natural Konjac Root Glucomannan 1000 mg (Vitamin World); 100% Pure Glucomannan (NutraBio); LuraLean Caps (Life Extension)
0.1 g7 Cider Vinegar Complex (Vitabase); Apple Cider Vinegar Formula (New Sun); Cider Trim (California Academy of Health)
0.5 g7 Glucomannan 500 mg (tnvitamins); Probiotic+Cleanse with Vitamin C & Glucomannan (Purely Inspired)
0.075 g6 Basic Nutrient Support Tablet (Pathway To Healing); Gda+ (Axe & Sledge Supplements); Super Fat Burner (Signature Supplements)
0.3 g6 Glucomannan+ (Swanson); GlucoFX (ALLMAX)
1.25 g5 ChromeMate (Diatrix Diet); ChromeMate (Official HCG Diet Plan); Glucomannan (Official HCG Diet Plan)
1.5 g5 Metabolic 6X (Designs for Health); Full Diet (Applied Nutrition); Full Diet (Irwin Naturals)
2 g5 Glucomannan 1,995 mg (Nature's Way); Glucomannan from Konjack Root 1,995 mg (Nature's Way)
0.01 g4 Colon Clean (Premium Certified); ConstipationMD (Premium Certified); Colonax (Approved Science)

Source: Supplement Facts rows of every product's current label, NIH ODS Dietary Supplement Label Database version 9.4.0; amounts in one measure (weight).

Which products list the most glucomannan?

On-market products, per serving, with a plausible amount: the rule leaves out likely entry slips, such as an amount far beyond every other label with no %DV or strength on the label to back it (each product page still shows its own amount, marked).

In which products and brands?

Products listing glucomannan by DSLD product type

Glucomannan by product typeOther Combinations66Fiber and Other Nutrients34Botanical with Nutrients15Botanical15
Glucomannan by product typeOther Combinations66Fiber and Other Nutrients34Botanical with Nutrients15Botanical15
Glucomannan by product typeOther Combinations66Fiber and Other Nutrients34Botanical with Nutrients15Botanical15
Glucomannan by product typeOther Combinations66Fiber and Other Nutrients34Botanical with Nutrients15Botanical15
Glucomannan by product typeOther Combinations66Fiber and Other Nutrients34Botanical with Nutrients15Botanical15

Brands listing it most: NOW (8), Nature's Way (6), NutraBio (4), Synergistic Nutritional Compounds (4), NutriGold (4), Emerald Labs (3), NutriPharm (3), Nutricost (3), Premium Certified (2), Approved Science (2).

Every product listing glucomannan

334 products, A to Z by name (page 5 of 7), each with the amount its label prints; an amount far outside what other labels print is marked as a possible slip.

Where next?