Comparison

Masquelier's Tru-OPCs and Herbal Actives Grape Seed 25 MG/95% Proanthocyanidins

Masquelier's Tru-OPCs (Nature's Way) lists 2 distinct ingredients and Herbal Actives Grape Seed 25 MG/95% Proanthocyanidins (Nature's Plus) 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 0.71.

Amount per serving (and % of the Daily Value)
IngredientMasquelier's Tru-OPCsHerbal Actives Grape Seed 25 MG/95% Proanthocyanidins
Carbohydrate1 g1 g
Grape150 mg25 mg
Sugar0.5 g

Amounts are per serving as DSLD gives them: Masquelier's Tru-OPCs, 2 tablets; Herbal Actives Grape Seed 25 MG/95% Proanthocyanidins, 1 ml. Current labels entered February 2020 and March 2013. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own