Astaxanthin
Marine carotenoid
BGood evidence (some RCTs)Safety: Safe
Chemical Function
Potent carotenoid antioxidant.
Scientific Evidence
Studies show strong antioxidant capacity, more potent than many comparators.
Quality of EvidenceModerate
Interactions
Pairs with other antioxidants; can stain formulations red.
Pro-Aging Relevance
Strong defense against oxidative aging.
The Science Behind Astaxanthin
Astaxanthin is a deep-red carotenoid and one of the most potent antioxidants measured. It helps neutralize the free radicals that drive visible aging.
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