Supports Joint, Skin & Eye Health Naturally Dietary Supplement Certified Gluten Free Natural Health from Hawaii BioAstin, one of nature's strongest antioxidant, has shown a variety of benefits in human clinical studies: Supports joint and tendon health. Supports skin health during UV and sun exposure. Supports eye health. Supports anti-aging through cellular health. Supports healthy immune function. Supports cardiovascular health. Supports the body in recovery from exercise.