Roll Call

Gamma Linolenic Acid — answers to GLA

Plant

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An omega-6 fatty acid found in certain plant seed oils, including evening primrose, borage, and black currant seed oil.

Why it’s used

Taken to support skin condition, joint comfort, or menstrual-related symptoms.

What the evidence says

Clinical trials on GLA and evening primrose oil for eczema, rheumatoid arthritis, and premenstrual symptoms have produced mixed and inconsistent results. NCCIH notes that current evidence does not clearly support its use for these purposes.

Context

Studies have used GLA in forms such as evening primrose or borage oil capsules, with daily amounts ranging from a few hundred milligrams to a few grams; effects reported across trials have been inconsistent.

Evidence: weakThe claim is made, but the evidence behind it is poor.

Educational information, not medical or safety advice. Consult a professional for allergies or medical concerns.