Swanson Kyoto Chlorella is a phytonutrient-packed formula to help invigorate and rejuvenate your body and immune system. Chlorella is a single-celled microalgae that is rich in amino acids, peptides, vitamins and minerals. A natural antioxidant, chlorella supports detoxification, immune health and healthy energy levels. It is also a green source of protein. Swanson Kyoto Chlorella utilizes a state-of-the-art processing technique to break open the plant's cell wall and unlock its nutritional bounty for optimum digestion and absorption. Made using a patented manufacturing technology that yields the cleanest chlorella on the planet. Free of contaminants and pollutants; no additives, fillers or binders.