Comparison

Ultra Prim Evening Primrose Oil 500 mg and Ultra Prim Evening Primrose Oil

Ultra Prim Evening Primrose Oil 500 mg (Natural Factors OmegaFactors) lists 5 distinct ingredients and Ultra Prim Evening Primrose Oil (Natural Factors OmegaFactors) 6 (rows of one ingredient counted once); 5 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 0.85.

Amount per serving (and % of the Daily Value)
IngredientUltra Prim Evening Primrose Oil 500 mgUltra Prim Evening Primrose Oil
Fat (unspecified)0.5 g1 g
Linoleic Acid325 mg650 mg
Gamma Linolenic Acid50 mg100 mg
Omega-6375 mg750 mg
Evening Primrose oil500 mg1,000 mg
Polyunsaturated Fat1 g

Amounts are per serving as DSLD gives them: Ultra Prim Evening Primrose Oil 500 mg, 1 softgel; Ultra Prim Evening Primrose Oil, 1 softgel. Current labels entered May 2020 and June 2012. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own