Gamma Linolenic Acid (GLA)



Gamma Linolenic Acid (GLA) description

Fatty acid used in cosmetics as an emollient and antioxidant. GLA is considered a skin-soothing agent. It’s found in black currant oil or seeds, evening primrose oil, and borage oil.

Gamma Linolenic Acid (GLA) references

  • Biochemical and Biophysical Research Communications, March 17, 1998, pages 414-420gagamma linolenic acidmma linolenic acid

Peer-reviewed, substantiated scientific research is used to assess ingredients in this dictionary. Regulations regarding constraints, permitted concentration levels and availability vary by country and region.

Ingredient ratings


Proven and supported by independent studies. Outstanding active ingredient for most skin types or concerns.


Necessary to improve a formula's texture, stability, or penetration.


Generally non-irritating but may have aesthetic, stability, or other issues that limit its usefulness.


There is a likelihood of irritation. Risk increases when combined with other problematic ingredients.


May cause irritation, inflammation, dryness, etc. May offer benefit in some capability but overall, proven to do more harm than good.


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Not rated

We have not yet rated this ingredient because we have not had a chance to review the research on it.