Comparison

Perfect L-Glutamine and Glutamine-SR Unflavored

Perfect L-Glutamine (Nature's Best) lists 2 distinct ingredients and Glutamine-SR Unflavored (MHP Maximum Human Performance) 3 (rows of one ingredient counted once); 2 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 1.00: the same ingredients, at the amounts in the table below.

Amount per serving (and % of the Daily Value)
IngredientPerfect L-GlutamineGlutamine-SR Unflavored
Glutamine4.6 g5 g
Lecithin400 mgnot disclosed
Hydrogenated Vegetable Oilnot disclosed

Amounts are per serving as DSLD gives them: Perfect L-Glutamine, 5 g; Glutamine-SR Unflavored, 6 g. Current labels entered April 2016 and May 2014. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own