Comparison

No2 Black and NO2 Nos-Enhanced Hemodilator

No2 Black (MRI Performance) lists 4 distinct ingredients and NO2 Nos-Enhanced Hemodilator (MRI Performance) 4 (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 0.50.

Amount per serving (and % of the Daily Value)
IngredientNo2 BlackNO2 Nos-Enhanced Hemodilator
Alpha Lipoic Acidnot disclosednot disclosed
Arginine1,500 mg1,500 mg
Arginine Alpha Ketoglutarate1.5 g1.5 g
Quercetin10 mg
Taxifolin10 mg

Amounts are per serving as DSLD gives them: No2 Black, 3 caplets; NO2 Nos-Enhanced Hemodilator, 3 caplets. Current labels entered August 2017 and May 2025. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own