Comparison

Tri-Mega Flex and Glucosamine & MSM

Tri-Mega Flex (Indiana Botanic Gardens) lists 4 distinct ingredients and Glucosamine & MSM (Natrol) 3 (rows of one ingredient counted once); 3 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 0.71.

Amount per serving (and % of the Daily Value)
IngredientTri-Mega FlexGlucosamine & MSM
Potassium236 mg (5%)87 mg (2%)
Methylsulfonylmethane1,500 mg500 mg
Glucosamine Sulfate1.5 g0.67 g
Hyaluronic acid30 mg

Amounts are per serving as DSLD gives them: Tri-Mega Flex, 3 tablets; Glucosamine & MSM, 2 capsules. Current labels entered July 2015 and August 2019. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own