Comparison

Natural Evening Primrose Oil 500 mg and Evening Primrose Oil 1000 mg - Vegan Formula

Natural Evening Primrose Oil 500 mg (Windmill) lists 3 distinct ingredients and Evening Primrose Oil 1000 mg - Vegan Formula (NOW) 3 (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 1.00: the same ingredients, at the amounts in the table below.

Amount per serving (and % of the Daily Value)
IngredientNatural Evening Primrose Oil 500 mgEvening Primrose Oil 1000 mg - Vegan Formula
Fat (unspecified)1 g1 g
Gamma Linolenic Acid90 mg90 mg
Evening Primrose oil1,000 mg1,000 mg

Amounts are per serving as DSLD gives them: Natural Evening Primrose Oil 500 mg, 2 softgels; Evening Primrose Oil 1000 mg - Vegan Formula, 1 veggie softgel. Current labels entered March 2012 and July 2019. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own