Comparison

Glutamine Capsules and L-Glutamine 500

Glutamine Capsules (Universal) lists 3 distinct ingredients and L-Glutamine 500 (GNC) 1 (rows of one ingredient counted once); 1 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 0.42.

Amount per serving (and % of the Daily Value)
IngredientGlutamine CapsulesL-Glutamine 500
Glutamine0.75 g0.5 g
Potassium9 mg (under 1%)
Manganese0.145 mg (6%)

Amounts are per serving as DSLD gives them: Glutamine Capsules, 1 capsule; L-Glutamine 500, 1 capsule. Current labels entered August 2016 and October 2011. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own