Dietary Supplement. New! Just One Gel Cap Per Day! Natural Health from Hawaii. BioAstin®, 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* Free of yeast, corn and wheat. Non-GMO, BSE-free and.