Comparison

NO2 Black Full Cycle and NO2 Full Cycle

NO2 Black Full Cycle (MRI Performance) lists 8 distinct ingredients and NO2 Full Cycle (MRI Performance) 9 (rows of one ingredient counted once); 8 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 0.78.

Amount per serving (and % of the Daily Value)
IngredientNO2 Black Full CycleNO2 Full Cycle
Vitamin C180 mg (200%)180 mg (200%)
Vitamin D20 mcg (100%)20 mcg (100%)
Grapenot disclosednot disclosed
Argininenot disclosednot disclosed
Acetyl L-Carnitinenot disclosednot disclosed
Citrulline malatenot disclosednot disclosed
Arginine Alpha Ketoglutaratenot disclosednot disclosed
Norvalinenot disclosednot disclosed
Taxifolin10 mg

Amounts are per serving as DSLD gives them: NO2 Black Full Cycle, 3 caplets; NO2 Full Cycle, 3 caplets. Current labels entered March 2014 and September 2017. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own