Chlorella is used as a nutrient-dense whole food or a food supplement taken to ensure you are obtaining all of your dietary needs. Fatigue and mental depression, which are so common today, are signals from the body that something is wrong. Chlorella serves as an overall health and immune booster to encourage and maintain good health. It has the highest content of chlorophyll of any known plant and also contains high concentrations of certain vitamins, minerals, dietary fiber, nucleic acids, amino acids, enzymes, and other substances widely known to benefit health. The green powder is added to smoothies, dressings and cocktails.