PlainVitamins

complex carbohydrate

Chitosan supplements

Half of the 77 chitosan supplements in the NIH label database that print an amount list 1 g or less per serving; the middle half list 0.45 g to 1 g (DSLD version 9.4.0, January 2026). The 23 products whose only supplement ingredient is chitosan list a median of 1 g.

Products listing it
10477 print an amount; 27 list it inside a blend without an amount
Median per serving
1 gmiddle half 0.45 g to 1 g

How much chitosan do supplements contain?

The median product lists 1 g per serving. One in ten lists 0.14 g or less, one in ten 1.02 g or more. The amount printed most often is 1 g (31 products).

Products by amount of chitosan per serving

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

Chitosan: products by amount per serving0.1 g0.3 g1 g
Chitosan: products by amount per serving0.1 g0.3 g1 g
Chitosan: products by amount per serving0.1 g0.3 g1 g
Chitosan: products by amount per serving0.1 g0.3 g1 g
Chitosan: products by amount per serving0.1 g0.3 g1 g
The amounts printed most often
Amount per servingProductsFor example
1 g31 Dieters' Formula Chitosan 500 mg (Vitamin World); Fat Blocker (Vitabase); Chitolean (DaVinci Laboratories Of Vermont)
0.5 g7 Lineatabs (Apax); Diet Duo (Swanson); Gda+ (Axe & Sledge Supplements)
0.75 g6 Chitosan Plus (Indiana Botanic Gardens); The Optimal Blend Anti-Fat (OL Olympian Labs The Optimal Blend); Sea Fiber (Roex)
0.15 g4 Slender Raspberry (DY Nutrition); Slender Strawberry (DY Nutrition); Extra Gold Beauty Slim (CATALO)
0.2 g4 Carbo & Fat Killer (HBC Protocols); Glucomannan+ (Swanson); Fat & Carb Blocker (KRK Supplements)
0.45 g4 Chitosan Extract 95% 450 mg (TerraVita); Chitosan Extract 95% De-Acetylated 450 mg (TerraVita Premium Collection); Chitosan 450 mg 50% Extract (TerraVita Premium Collection)
1.05 g3 Chitosan (Indiana Botanic Gardens); Chitosan 350 mg (BIOVEA)
1.5 g3 Lipolean (NutraBio); Fat Erase (Fitness Labs); Chitosan 500 mg Plus Chromium (NOW)
0.0833 g2 Weight Loss 7 Complex Premium (Indiana Botanic Gardens)
0.125 g2 Therm (Swolverine); Thermo-Lift Advanced Trim (Nutrients for Health)

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 chitosan?

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 chitosan by DSLD product type

Chitosan by product typeOther Combinations37Fiber and Other Nutrients19Botanical with Nutrients14Non-Nutrient/Non-Botanical6Botanical1
Chitosan by product typeOther Combinations37Fiber and Other Nutrients19Botanical with Nutrients14Non-Nutrient/Non-Botanical6Botanical1
Chitosan by product typeOther Combinations37Fiber and Other Nutrients19Botanical with Nutrients14Non-Nutrient/Non-Botanical6Botanical1
Chitosan by product typeOther Combinations37Fiber and Other Nutrients19Botanical with Nutrients14Non-Nutrient/Non-Botanical6Botanical1
Chitosan by product typeOther Combinations37Fiber and Other Nutrients19Botanical with Nutrients14Non-Nutrient/Non-Botanical6Botanical1

Brands listing it most: TerraVita Premium Collection (6), Swanson Best Weight-Control Formulas (4), Source Naturals (4), Indiana Botanic Gardens (4), Swanson (4), DY Nutrition (2), SirenLabs (2), PhysioLogics (2), Universal Nutrition / Universal Naturals (2), Wonder Laboratories (2).

Every product listing chitosan

104 products, A to Z by name (page 1 of 3), each with the amount its label prints; an amount far outside what other labels print is marked as a possible slip.

Where next?