Omega-6 Fatty Acids
Supplement
Specifically gamma-linolenic acid (GLA), found in black currant seed oil, borage oil, or evening primrose oil, is very helpful for dry eye.
Mentioned in 2 videos
Videos Mentioning Omega-6 Fatty Acids

198 - Eye health—everything you need to know | Steven Dell, M.D.
Peter Attia MD
Specifically gamma-linolenic acid (GLA), found in black currant seed oil, borage oil, or evening primrose oil, is very helpful for dry eye.

How to Stop Headaches Using Science-Based Approaches
Andrew Huberman
Fatty acids, specifically linoleic acid found in seed oils, discussed as potentially increasing inflammation and exacerbating headaches when consumed in excess relative to omega-3s.