Also known as: Borage seed oil, Starflower oil
Highest GLA content of any plant oil. More concentrated than evening primrose for skin and inflammation.
Weeks for benefits
Higher GLA needs
We haven’t curated landmark studies for GLA (Borage Oil)yet — one-click into the primary literature here. PubMed (RCTs) is usually the highest-signal starting point.
Highest GLA concentration
Consult provider
Choose PA-free products
Other ingredients in the Fatty Acid category.
Formulate Research Team. (2026, September). GLA (Borage Oil) — Evidence-Based Supplement Guide. Formulate Supplement Encyclopedia. https://app.formulate-health.app/learning/supplements/gla-borage-oil
Educational content based on published research and our scoring methodology. Not medical advice — consult a qualified healthcare provider before starting, stopping, or changing supplements, especially if you take medications, are pregnant, or have a medical condition.