- Potent Free Radical Scavenger*
- Healthy Immune System Response*
Astaxanthin is a naturally occurring carotenoid with a unique structure that is known to be a potent free radical scavenger.* Because Astaxanthin freely crosses the blood-brain and blood-retina barriers, it can neutralize free radicals in the eye and central nervous system.* Scientific studies also demonstrate that astaxanthin can support the body??s healthy and balanced immune system responses.* This NOW product features Zanthin??, which can help to support overall ocular health and promote a healthy nervous system.*
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