Evening Primrose Oil
herbs
Evening primrose oil is derived from the seeds of the evening primrose plant and contains gamma-linolenic acid (GLA), an omega-6 polyunsaturated fatty acid. It has been traditionally used to support hormonal balance, skin health, and inflammatory conditions.
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Benefits
Dosage
Typical Dose
1,000-3,000 mg daily
Upper Limit
3,000 mg daily
Timing
With meals to enhance absorption
Forms & Bioavailability
Softgel capsules
High absorption when taken with food; standardised GLA content (typically 8-10%)
Liquid oil
Direct consumption allows flexible dosing; similar absorption to capsules when consumed with fat
Side Effects
Interactions
Research Summary
Clinical evidence supports evening primrose oil's role in managing rheumatoid arthritis symptoms and hormonal-related breast pain, with several randomised controlled trials demonstrating modest efficacy. Research on skin conditions like eczema shows promising but mixed results, requiring further investigation. Long-term safety is generally established, though more robust studies are needed for optimal dosing protocols.
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The Bottom Line on Evening Primrose Oil
Evening Primrose Oil is moderately researched with promising but sometimes mixed evidence.It is most commonly used for hormonal balance support and skin health and eczema management. As with any supplement, individual results vary. Start with the lower end of the dosage range and assess for 4-8 weeks before adjusting.
About Our Research
This profile is compiled from peer-reviewed research published on PubMed, the NIH Office of Dietary Supplements, and established nutritional science databases. Dosages reflect clinically-studied amounts from human trials where available. We update profiles as new research emerges. This is not medical advice — consult a healthcare professional before supplementing.
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Goal Guides for Evening Primrose Oil
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