BioStacks
Ingredients (5)
Gamma-Linolenic Acid
100%Dose/day
240 mg
Target
240–1000 mg
Form
—
Linoleic Acid
100%Dose/day
1760 mg
Target
0–0 mg
Form
—
Omega-9 Fatty Acids
100%Dose/day
140 mg
Target
0–0 mg
Form
—
Omega-6 Fatty Acids
100%Dose/day
2000 mg
Target
0–0 mg
Form
—
Evening Primrose Oil
100%Dose/day
2600 mg
Target
1000–3000 mg
Form
—
Other Ingredients (3)
GelatinCapsule
Protein derived from collagen, used in traditional capsule shells
GlycerinHumectant
Sweet-tasting liquid used in soft capsules and liquids
Purified WaterSolvent
Water meeting USP specifications used as solvent/vehicle in gummies and liquids
How to Take It
Take it anytime
Timing doesn't matter for this one — taking it consistently does.
With or without food
Split into 2 doses across the day
On the label
Adults swallow 1 softgel 2 to 3 times daily.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$11.57
Cheaper than 87% of 34 evening primrose oil (GLA) supplements
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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.