BioStacks
Source Naturals

Mega Primrose

1 Softgel · 30 servings

37 / 100Poor

Score Breakdown

Formulation
37
Safety
100
Final score
37/100

Ingredients (5)

2 scored · 3 not scored

Oil of Evening Primrose1000 mg

Within effective range

Gamma-Linolenic Acid135 mg

56% of effective dose

Linoleic Acid945 mg

Not in our database

Palmitic Acid68 mg

Not in our database

Oleic Acid68 mg

Not in our database

Other Ingredients

Fillers, coatings, and additives

3Safe

GelatinCapsule

Safe

GlycerinHumectant

Safe

Purified WaterSolvent

Safe

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Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.