CATARACTS

LUTEIN

1. Supplementation with lutein (15 mg/3 times/week) improved visual function in cataract patients.

Nutrition. 2003 Jan;19(1):21-4.  

Lutein, but not alpha-tocopherol, supplementation improves visual function in patients with age-related cataracts: a 2-y double-blind, placebo-controlled pilot study.

Olmedilla B, Granado F, Blanco I, Vaquero M.

N-acetyl L-cysteine (NAC)/garlic

Animal Study

2. Doses of diallyl disulfide (DAD), a component of garlic oil (200 mg per kilogram body weight) halted cataract development and increased survival time in mice with induced cataracts while N-acetylcysteine (500 mg per kilogram body weight) increased survival time but had limited effect on cataract development.

Prevention of acetaminophen-induced cataract by a combination of diallyl disulfide and N-acetylcysteine.
Zhao C, Shichi H.
J Ocul Pharmacol Ther 1998 Aug;14(4):345-55

VITAMIN C

3. Daily supplementation with vitamin C (750 mg/day), beta carotene (18 mg/day) and vitamin E (600 mg/day) for 3 years reduced the progress of cataract formation

Ophthalmic Epidemiol. 2002 Feb;9(1):49-80.
The Roche European American Cataract Trial (REACT): a randomized clinical trial to investigate the efficacy of an oral antioxidant micronutrient mixture to slow progression of age-related cataract.
Chylack LT Jr, Brown NP, Bron A, Hurst M, Kopcke W, Thien U, Schalch W.