Comparison

Evening Primrose Oil 1000 mg Cold-Pressed and Evening Primrose Oil 1000 mg

Evening Primrose Oil 1000 mg Cold-Pressed (Quest) lists 4 distinct ingredients and Evening Primrose Oil 1000 mg (Nature's Harmony) 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 1000 mg Cold-PressedEvening Primrose Oil 1000 mg
Linoleic Acid739 mg739 mg
Oleic Acid70 mg70 mg
Gamma Linolenic Acid92 mg92 mg
Evening Primrose1,000 mg1,000 mg

Amounts are per serving as DSLD gives them: Evening Primrose Oil 1000 mg Cold-Pressed, 1 softgel; Evening Primrose Oil 1000 mg, 0 softgels. Current labels entered July 2013 and May 2013. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own