Great whole-food source of vegetarian protein, amino acids, B vitamins, and antioxidants Boosts antioxidant activity Supports toxin removal Supports cardiovascular health This blue-green algae is a tremendous whole food, featuring the antioxidant support of beta- carotene and the joint-health-promoting power of gamma linolenic acid. Spirulina also has proteins, amino acids, minerals, B vitamins and cleansing chlorophyll.