Simple Promise™

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Reference:

[1] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5500835/

[] https://www.frontiersin.org/articles/10.3389/fnut.2021.651441/full

[] https://pubmed.ncbi.nlm.nih.gov/22731245/

[] https://www.aao.org/eye-health/diseases/vitamin-deficiency#:~:text=Your%20eye%20also%20needs%20vitamin,preventable%20blindness%20in%20children%20worldwide.

[] https://www.mountsinai.org/health-library/herb/bilberry#:~:text=Bilberry%20has%20been%20suggested%20as,degeneration%2C%20glaucoma%2C%20and%20cataracts.

[] https://www.webmd.com/eye-health/lutein-zeaxanthin-vision

[] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1462955/