Astaxanthin
A carotenoid antioxidant marketed to support skin, eye, and general antioxidant health
Forms
Softgels and capsules, usually derived from the microalga Haematococcus pluvialis and oil-based for absorption
Advantages
A potent antioxidant; some small studies suggest possible benefits for skin and exercise-related oxidative stress; generally well tolerated
Disadvantages
Human evidence is still limited and mostly from small studies; benefits for healthy people are not clearly established; product quality varies
Side effects
Generally well tolerated; possible mild digestive upset; very high doses may give the skin a slight orange tint
Interactions
May add to the effect of blood-pressure-lowering medicines; limited data on other interactions; check with a professional
At-risk groups
Pregnant or breastfeeding women should seek advice due to limited data; people on blood pressure medicines should monitor
Cautions
May slightly lower blood pressure, so use caution if prone to low blood pressure; it is not a treatment for any medical condition
Educational information only — not medical advice. This content does not diagnose, treat, or replace consultation with a qualified healthcare professional. Always seek professional medical advice for symptoms, supplement use, or health concerns.