Comparison

Vegetable Glucosamine and SuperFlex-L

Vegetable Glucosamine (ENP) lists 16 distinct ingredients and SuperFlex-L (NewtonEverett) 14 (rows of one ingredient counted once); 14 are on both labels. On the site's similarity measure, which compares ingredient lists (1 for the same list, rarer ingredients counting for more; amounts are not part of it), the two formulas score 0.82.

Amount per serving (and % of the Daily Value)
IngredientVegetable GlucosamineSuperFlex-L
Vitamin B620 mg (1176%)20 mg (1176%)
Vitamin B1230 mcg (1250%)30 mcg (1250%)
Niacin20 mg (125%)20 mg (125%)
Folate400 mcg400 mcg
Selenium70 mcg (127%)70 mcg (127%)
Manganese5 mg (217%)5 mg (217%)
Gingernot disclosednot disclosed
Grapenot disclosednot disclosed
Boron1 mg1 mg
Methylsulfonylmethane1,500 mg1,500 mg
Horsetailnot disclosednot disclosed
Glucosamine Hydrochloride1.5 g1.5 g
Cat's Clawnot disclosednot disclosed
Honduran Sarsaparillanot disclosednot disclosed
Betaine Anhydrousnot disclosed
Aloe veranot disclosed

Amounts are per serving as DSLD gives them: Vegetable Glucosamine, 1 ounce; SuperFlex-L, 1 ounce. Current labels entered May 2023 and June 2014. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own