Supplement reference
GLA (Gamma-Linolenic Acid)
A sourced reference on GLA (Gamma-Linolenic Acid) identity, evidence limits and safety context.
Source and review status
Published sources checked
Sources checked on: 6 September 2026
Qualified clinical review: Pending. This page has not been clinically reviewed.
About this source check
AI-assisted editorial source checking covers the cited material and its stated limits. It is not a systematic review, verification of a supplied product, or clinical sign-off.
Editorial role: InfoAddict. Last material change: 6 September 2026. Next source review: 6 March 2027.
Identity and product form
Gamma-linolenic acid is an omega-6 fatty acid present in some plant oils. The source oil and amount of GLA should be explicit on the label.
Sources: National Library of Medicine, PubMed
What the reviewed evidence can and cannot show
A meta-analysis of placebo-controlled atopic-dermatitis trials included 19 gamma-linolenic-acid studies. Its pooled analysis found no clinically relevant effect on disease severity. This result does not establish outcomes for other conditions or make different source oils interchangeable.
Sources: National Library of Medicine, PubMed
Safety and limits
The review addresses atopic dermatitis, not a personal treatment plan. This page gives no dose, combination or disease-management instructions.
Sources: National Library of Medicine, PubMed
Published sources
- Oral essential fatty acid supplementation in atopic dermatitis: a meta-analysis of placebo-controlled trials.
National Library of Medicine, PubMed. 2004; accessed 6 September 2026.
Supports: Meta-analysis included 19 gamma-linolenic-acid trials; pooled results found no clinically relevant effect on atopic-dermatitis severity.
Change history
| Date | Change | Clinical-review status |
|---|---|---|
| 6 September 2026 | Source-linked reference published | Pending |
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