Astaxanthin is an antioxidant and a carotenoid that has potential benefits in
Alzheimer's disease,
Parkinson's disease, stroke,
high cholesterol, and an eye condition called
age related macular degeneration.
It is also used for preventing cancer and sunburns. However, currently, evidence regarding its benefits in these conditions is insufficient.
This medication is a vitamin, prescribed for anemia due to vitamin C deficiency.
This medication is an essential trace element, prescribed as a dietary supplement.