[1] Machida, Naomichi, Marie Kosehira, and Nobuyoshi Kitaichi. "Clinical Effects of Dietary Supplementation of Lutein with High Bio-Accessibility on Macular Pigment Optical Density and Contrast Sensitivity: A Randomized Double-Blind Placebo-Controlled Parallel-Group Comparison Trial." Nutrients 12.10 (2020): 2966. [2] Stringham, J. M., & Hammond, B. R. (2008). Macular pigment and visual performance under glare conditions. Optometry and vision science : official publication of the American Academy of Optometry, 85(2), 82–88. [3] Kono, K., Shimizu, Y., Takahashi, S., Matsuoka, S., & Yui, K. (2014). Effect of multiple dietary supplement containing lutein, astaxanthin, cyanidin-3-glucoside, and DHA on accommodative ability. Immunology, Endocrine & Metabolic Agents in Medicinal Chemistry (Formerly Current Medicinal Chemistry-Immunology, Endocrine and Metabolic Agents), 14(2), 114-125. |