This cracked cell wall chlorella in raw, powder form is harvested from the pristine waters of Hainan Island. The cell walls of chlorella are indigestable in humans, therefore, it must be cracked to obtain its numerous benefits. Chlorella has been studied for overall organ health and assisting with digestive symptoms, and may help decrease negative menstrual side-effects. Cracked cell wall chlorella is a good source of antioxidants and is the highest quality natural chlorella available on the market. This product is a green powder and GMO-free (Contains NO Genetically Modified Organisms and/or Ingredients) from a natural marine source.