Astaxanthin
Astaxanthin carotenoid3,3'-Dihydro-β,β-carotene-4,4'-dione
Antioxidant
Astaxanthin is a type of antioxidant that helps protect cells from damage caused by free radicals. It's found in some foods like salmon and krill, and can also be taken as a supplement.
Low Concern
Source: EFSA assessment
Astaxanthin is generally considered safe for human consumption, but high doses may cause gastrointestinal side effects in some individuals.
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r/gamersupps
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The Effects of Seaweed and Microalgae Supplementation on Exercise Performance and Recovery: A Systematic Review and Meta-Analysis.
Wei Y, Liu S, You T
2026
Read on PubMedastaxanthin free alternative antioxidant supplements
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Last updated: May 16, 2026