100% Vegetarian Green Superfood for Longevity California Grown Dietary Supplement Kosher Earthrise Spirulina Natural Feel the Energy of Nature's Green Superfood! Antioxidant protection Cardiovascular health Eye & brain health Immune defense Anti-aging benefits Cellular health Eat your Spirulina greens for good health! One serving of Earthrise Spirulina Natural is equivalent to 3-4 servings of common fruit and vegetables in terms of antioxidant content (beta-carotene).