Bartlett HE, Eperjesi F. A randomised controlled trial investigating the effect of lutein and antioxidant dietary supplementation on visual function in healthy eyes. Clin Nutr. 2008;27(2):218-27.
Berendschot TTJM et al. Influence of lutein supplementation on macular pigment, assessed with two objective techniques. Invest Opthalmol Vis Sci 2000;41:3322-26.
Landrum JT, Bone H, Joa MD et al. A one year study of the macular pigment: the effect of 140 days of a lutein supplement. Exp. Eye Res.1997;65:57-62.
Ma L, Lin X-M, Zou Z-Y, et al. A 12-week lutein supplementation improves visual function in Chinese people with long-term computer display light exposure. Br J Nutr 2009; E-pub ahead of print.
Palombo P, Fabrizi G, Ruocco V, et al. Beneficial Long-Term Effects of Combined Oral/Topical Antioxidant Treatment with the Carotenoids Lutein and Zeaxanthin on Human Skin: A Double-Blind, Placebo-Controlled Study. Skin Pharmacology and Physiology 2007;20:199-210.
Rock CL, Thornquist MD, Neuhouser ML et al. Diet and Lifestyle Correlates of Lutein in the Blood and Diet. J. Nutr 2002;.132:525S-530S.
Snodderly DM. Evidence for protection against age-related macular degeneration by carotenoids and antioxidant vitamins. Am. J. Clin. Nutr. 1995; 62(suppl):1448S-1461S.
Sommerburg O, Keunen JEE, Bird AC et al. Fruits and vegetables that are sources for lutein and zeaxanthin: the macular pigment in human eyes. Br J Ophthalmol 1998; 82:907-910.
