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General description	Lipophilic carotene and strong antioxidant with anti-age effect.
Found	- salmon - lobster, shrimps - arctic krill
Anti-aging role	- strong antioxidant - prevent atherosclerosis - lower blood LDL level - anti-inflammatory effect - boost immune system - prevent oxidative DNA damage - prevent adverse effect of UVA rays on skin and eyes - inhibit melanin production and delay skin aging - induce skin repair - smooth wrinkles and keep skin moisture - it's considered that astaxanthin can reduce symptoms of stroke, Alzheimer and Parkinson deseases
Deficiency symptoms	Not possible.
Therapeutic doses	- antioxidant - 2-16 mg/ day - skin vitality - 4-8 mg/ day
Maximum safe level	Not established. It's considered that long-term usage of high doses doesn't have harmful effect.
Side effects	- long-term high doses - orange colored feces
Contraindications	- endocrine system diseases (inhibits activity of 5-alpha-reductase - inhibits transform of dihydrotestosterone to testosterone)
Interactions	- potential interactions with asthma, hormone replacement, cholesterol lowering and immunosuppressive drugs, and oral contraceptives
Composition formulas	- usually by itself in capsules or in combination with vitamin E - in anti-aging creams

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