Oral omega-3 fatty acid supplementation (EPA + DHA), typically 2–4 g/day. Aims to improve meibomian gland lipid composition and reduce ocular surface inflammation.
| Product | Manufacturer |
|---|---|
| Nordic Naturals ProOmega | Nordic Naturals |
| PRN Dry Eye Omega Benefits | PRN Physician Recommended Nutriceuticals |
| HydroEye | ScienceBased Health |
| EyePromise EZ Tears | ZeaVision |
| Re-esterified omega-3 | Various |