Superfood - Vegan Friendly - Gluten Free - Non GMO Project Verified - Dietary SupplementKosherDairy Free - Keto Friendly - California Grown Spirulina Dietary Supplement Grown Naturally & Ecologically in the Southern California Desert Since 1976. Ecologically Cultivated in Sunny California - Earthrise has been cultivating and producing high-quality and safe spirulina in sunny Southern California since 1976. For nearly half a century, Earthrise has ensured its spirulina is free from herbicides, pesticides and irradiation.