Comparison

Evening Primrose Oil and GLA 130 Primrose Oil

Evening Primrose Oil (Nature's Answer) lists 8 distinct ingredients and GLA 130 Primrose Oil (Genestra Brands) 7 (rows of one ingredient counted once); 7 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 0.94.

Amount per serving (and % of the Daily Value)
IngredientEvening Primrose OilGLA 130 Primrose Oil
Fat (unspecified)2.5 g1.5 g
Polyunsaturated Fat2 g1 g
Linoleic Acid1,400 mg960 mg
Oleic Acid115 mg70 mg
Gamma Linolenic Acid195 mg130 mg
Evening Primrose oil2,000 mg1,300 mg
Palmitic Acid120 mg78 mg
Vitamin E1.5 IU

Amounts are per serving as DSLD gives them: Evening Primrose Oil, 0.5 tsp; GLA 130 Primrose Oil, 1 capsule. Current labels entered May 2016 and July 2020. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own