Rankings / Longevity — Supplements
Astaxanthin
Longevity · Carotenoid / antioxidant
Tier B
What this is
Haematococcus pluvialis algae source preferred over synthetic. Solid data for skin UV protection, exercise recovery, oxidative stress biomarkers. Strongest-in-class antioxidant by some measures. Relatively uncontroversial addition to longevity stacks.
Mechanism
Xanthophyll carotenoid with potent antioxidant activity (lipid-soluble); crosses BBB; protects membrane lipids and mitochondria; anti-inflammatory
Dose & route
4-12 mg/day; take with fat
Citations
- https://pmc.ncbi.nlm.nih.gov/articles/PMC4294068/
- https://pubmed.ncbi.nlm.nih.gov/28318785/
- https://www.mdpi.com/1660-3397/16/3/90
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This is an independent synthesis of published research by a non-clinician. Scores are opinions supported by citations, not prescriptions. See the full disclaimer and methodology for how this score was produced and what it does and doesn't mean.