Holland & Barrett Lutigold Extra 30 Capsules 20mg

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Zhang PC, Wu CR, Wang ZL, Wang LY, Han Y, Sun SL, et al. Effect of lutein supplementation on visual function in nonproliferative diabetic retinopathy. Asia Pac J Clin Nutr 2017;26(3):406-11. View abstract. Li J, Abdel-Aal EM. Dietary lutein and cognitive function in adults: A meta-analysis of randomized controlled trials. Molecules 2021;26(19):5794. View abstract.

Saxena, S., Srivastava, P., and Khanna, V. K. Antioxidant supplementation improves platelet membrane fluidity in idiopathic retinal periphlebitis (Eales' disease). J.Ocul.Pharmacol.Ther. 2010;26(6):623-626. View abstract.Wu J, Cho E, Willett WC, Sastry SM, Schaumberg DA. Intakes of Lutein, Zeaxanthin, and Other Carotenoids and Age-Related Macular Degeneration During 2 Decades of Prospective Follow-up. JAMA Ophthalmol 2015;133(12):1415-24. View abstract. Chew EY, Clemons TE, SanGiovanni JP, et al. Age-Related Eye Disease Study 2 Research Group. Lutein + zeaxanthin and omega-3 fatty acids for age-related macular degeneration: the Age-Related Eye Disease Study 2 (AREDS2) randomized clinical trial. JAMA 2013;309(19):2005-2015. View abstract. Johnson EJ, Hammond BR, Yeum KJ, et al. Relation among serum and tissue concentrations of lutein and zeaxanthin and macular pigment density. Am J Clin Nutr 2000;71:1555-62.. View abstract. However, there are a number of eye conditions that might require further medical attention, so that last one suggestion is especially important if you notice any sudden changes in your vision.

Ma, L., Yan, S. F., Huang, Y. M., Lu, X. R., Qian, F., Pang, H. L., Xu, X. R., Zou, Z. Y., Dong, P. C., Xiao, X., Wang, X., Sun, T. T., Dou, H. L., and Lin, X. M. Effect of lutein and zeaxanthin on macular pigment and visual function in patients with early age-related macular degeneration. Ophthalmology 2012;119(11):2290-2297. View abstract. Cho E, Seddon JM, Rosner B, et al. Prospective study of intake of fruits, vegetables, vitamins, and carotenoids and risk of age-related maculopathy. Arch Ophthalmol 2004;122:883-92. View abstract. Naylor CD, O'Rourke K, Detsky AS, Baker JP. Parenteral nutrition with branched-chain amino acids in hepatic encephalopathy. A meta-analysis. Gastroenterology 1989;97:1033-42. View abstract.

Loughman, J., Nolan, J. M., Howard, A. N., Connolly, E., Meagher, K., and Beatty, S. The impact of macular pigment augmentation on visual performance using different carotenoid formulations. Invest Ophthalmol.Vis.Sci. 2012;53(12):7871-7880. View abstract. Hozawa, A., Jacobs, D. R., Jr., Steffes, M. W., Gross, M. D., Steffen, L. M., and Lee, D. H. Relationships of circulating carotenoid concentrations with several markers of inflammation, oxidative stress, and endothelial dysfunction: the Coronary Artery Risk Development in Young Adults (CARDIA)/Young Adult Longitudinal Trends in Antioxidants (YALTA) study. Clin Chem 2007;53(3):447-455. View abstract. LaRowe, T. L., Mares, J. A., Snodderly, D. M., Klein, M. L., Wooten, B. R., and Chappell, R. Macular pigment density and age-related maculopathy in the Carotenoids in Age-Related Eye Disease Study. An ancillary study of the women's health initiative. Ophthalmology 2008;115(5):876-883. View abstract. Eichler, O., Sies, H., and Stahl, W. Divergent optimum levels of lycopene, beta-carotene and lutein protecting against UVB irradiation in human fibroblastst. Photochem.Photobiol. 2002;75(5):503-506. View abstract.