E.P.O. (Evening Primrose Oil)
Scored by the Formulate Research Team · Last reviewed July 2026
Score Breakdown
Three factors carry this score; three more are checked separately and can only take points away. Hover or tap to see what drove each one.
Ingredients per Serving
| Ingredient | Amount |
|---|---|
| Evening Primrose (Oenothera biennis) Oil | 500 mg |
Certifications & Testing
Other Ingredients
Gelatin Capsule
Recommended Use
Recommendations: As a dietary supplement, take 1 capsule, 1-4 times daily, with or between meals.
Warnings
Warning: If you are pregnant or lactating, have any health condition or taking any medication, consult your health professional before use. Keep out of the reach of children. Use only if safety seal is intact.
Frequently Asked Questions
What is Pure Encapsulations E.P.O. (Evening Primrose Oil)'s Formulate score?
Pure Encapsulations E.P.O. (Evening Primrose Oil) scores 84 out of 100 (grade A-) on Formulate's ingredient-level rubric: clinical evidence, dose accuracy and bioavailability carry the score, while manufacturing, transparency and safety are checked separately and can only deduct.
Is Pure Encapsulations E.P.O. (Evening Primrose Oil) worth it?
Pure Encapsulations E.P.O. (Evening Primrose Oil) scores 84/100 (grade A-). That puts it in Formulate's top tier: its ingredient doses, forms, and label transparency hold up against the clinical evidence, and it carries credible third-party testing. Formulate grades every product with the same automated rubric, so the score reflects the formula — not marketing or sponsorships.
What's in Pure Encapsulations E.P.O. (Evening Primrose Oil)?
Each serving contains Evening Primrose (Oenothera biennis) Oil (500 mg). Serving size: 1 Softgel Capsule(s). 100 servings per container.
How do I take e.p.o. (evening primrose oil)?
Recommendations: As a dietary supplement, take 1 capsule, 1-4 times daily, with or between meals.
Who makes E.P.O. (Evening Primrose Oil)?
E.P.O. (Evening Primrose Oil) is made by Pure Encapsulations. See Formulate's full grade and product lineup for Pure Encapsulations on its brand page.
Is Pure Encapsulations E.P.O. (Evening Primrose Oil) third-party tested?
Pure Encapsulations lists the following certifications and testing for this product: Dairy-Free, Gluten-Free, Non-GMO, Soy-Free, Vegan, Vegetarian.
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Disclosure. Formulate may earn a commission from purchases made through links on this page. Commissions never influence scores — every product is graded by the same automated rubric. This page is for educational purposes only and does not replace advice from a qualified healthcare provider.