Forms Comparison
| Form | Bioavailability | Best For |
|---|---|---|
| Free Lutein (FloraGLO) | High | General supplementation — most studied form in clinical trials including AREDS2 |
| Lutein Esters | Moderate | Budget option — requires enzymatic conversion to free lutein in the gut |
| Lutein + Zeaxanthin Combination | High | Comprehensive macular support — mimics natural macular pigment composition |