Economy Size Non-GMO Gluten-Free Made with Zanthin Natural Astaxanthin Supports Joint Health, Cardiovascular Heart and Healthy Immune Function Dietary Supplement Healthy Origins Vegan Astaxanthin is a carotenoid produced from Haematococcus pluvialis microalgae. Research has shown that consumption of natural astaxanthin may support joint health, cardiovascular health, eye health and healthy immune function. Healthy Origins Vegan Astaxanthin utilizes a proprietary DeepExtract supercritical CO2 process and O2B Peroxidation Blocker to ensure long-term stability and efficacy of the product.