Evening Primrose Oil
An oil rich in gamma-linolenic acid (GLA), an Omega-6 metabolite. Used both topically and orally for hormonal acne and eczema.
GLA is converted to anti-inflammatory prostaglandins, modulating skin inflammation and dryness.
- Anti-inflammatory
- Restores barrier
- Hormonal acne adjunct
- Soothes eczema
What the evidence supports.
- All skin types
No notable contraindications reported.
Later treatment or moisturiser step.
Concentration range in well-formulated products: 1%–10%
Year-round.
Oral EPO supplements widely used for PMS.
No specific deficiency signals tracked for this ingredient.
Pair oral + topical for hormonal acne; effects build over 8–12 weeks.
The research behind Evening Primrose Oil.
Every claim on this page traces to published research. Findings below are drawn from randomized trials and systematic reviews, each links to the study on PubMed.
Journal of Advanced Research, 2015
American Journal of Clinical Dermatology, 2020
Journal of Cutaneous Medicine and Surgery, 2020
Dermato-Endocrinology, 2011
No flagged conflicts. Still, patch-test new actives.
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