Comparison

Evening Primrose Oil 500 mg and Evening Primrose Oil 500 mg

Evening Primrose Oil 500 mg (VSN Vital Strength Nutrition) lists 4 distinct ingredients and Evening Primrose Oil 500 mg (VitaCeutical Labs) 4 (rows of one ingredient counted once); 4 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)
IngredientEvening Primrose Oil 500 mgEvening Primrose Oil 500 mg
Linoleic Acid372 mg372 mg
Oleic Acid38 mg38 mg
Gamma Linolenic Acid50 mg50 mg
Evening Primrose oil500 mg500 mg

Amounts are per serving as DSLD gives them: Evening Primrose Oil 500 mg, 1 softgel; Evening Primrose Oil 500 mg, 1 softgel. Current labels entered May 2013 and February 2012. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own