Certified Organic Spirulina, 500 mg, 180 Tablets - SwansonSwanson Certified Organic Spirulina, 500 mg, 180 Tablets, is a dietary supplement derived from bluegreen algae. This product is rich in essential nutrients, including over 60% protein, betacarotene, essential amino acids, minerals, B vitamins, and chlorophyll. It also contains gammalinolenic acid, which is beneficial for both body and mind. Spirulina in this supplement supports various health benefits. It boosts energy levels and strengthens the