What is the difference between natural and synthetic astaxanthin?
Learn more about astaxanthin and the different forms of it (BioAstin, AstaPure, AstaSana, etc.) and their effects in the body. ConsumerLab's answer explains.
Reviewed and edited by Tod Cooperman, M.D.
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AREDS information on the safety of supplements containing high levels of zinc, including vision supplements. ConsumerLab's answer explains.
Can castor oil eye drops help cataracts and glaucoma? Find out if caster oil eye drops are safe to use, and if they help for other conditions. ConsumerLab.com's answer explains.
Genetic Testing for Age-Related Macular Degeneration (AMD) Supplements: Do genes determine how well supplements for AMD work, and is it worth getting tested? ConsumerLab's answer explains.
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