Comparison

L-Arginine-AKG L-Ornithine-AKG and Nox 3

L-Arginine-AKG L-Ornithine-AKG (PureBulk.com) lists 2 distinct ingredients and Nox 3 (Universal) 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 0.75.

Amount per serving (and % of the Daily Value)
IngredientL-Arginine-AKG L-Ornithine-AKGNox 3
Arginine Alpha Ketoglutarate1.33 gnot disclosed
Ornithine ketoglutarate667 mgnot disclosed
Argininenot disclosed

Amounts are per serving as DSLD gives them: L-Arginine-AKG L-Ornithine-AKG, 2,000 mg; Nox 3, 3 tablets. Current labels entered June 2013 and October 2014. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own