Your skin is a living barrier. It needs the right fats to stay soft, seal in moisture, and quiet itch or redness.
Omega‑3 fats help make calming messengers in the body. They also support proteins that keep the skin barrier strong.
What the research found
Reviews of omega‑3 use in skin conditions (like eczema, psoriasis, and acne) show mixed but promising results. Mechanisms include:
- Lower inflammatory signals in the skin
- Support for barrier proteins
- Special calming lipids made from EPA and DHA (sometimes called “pro-resolving” mediators)
Some trials in atopic dermatitis find less itch and better scores when omega‑3 is added to usual care — especially at meaningful doses. Results are not the same for everyone, so expectations should stay gentle.
What this means for you
If your skin feels dry, reactive, or dull, look at the fats on your plate. More fish, walnuts, and olive oil — fewer deep-fried oils — is a kind place to start. GoodFat helps you practice that pattern meal by meal.
References
- Review of Omega-3 Fatty Acid Dietary Supplementation in Cutaneous Inflammatory Disorders. Journal of Integrative Dermatology. https://jintegrativederm.org/doi/10.64550/joid.dc39qy52
- Specialized Pro-Resolving Lipid Mediators and Dietary Omega-3/6 Fatty Acids in Selected Inflammatory Skin Diseases: A Systematic Review. Antioxidants. 2026. https://doi.org/10.3390/antiox15010009
- Mirrahimi B, et al. Evaluating the Effect of Eicosapentaenoic Acid in Children With Atopic Dermatitis: A Randomized Triple-Blind Clinical Trial. PMC. https://pmc.ncbi.nlm.nih.gov/articles/PMC9901318/