What is Chlorella? Chlorella is a green single-celled freshwater algae. Chlorella is the nature’s richest whole plant source of chlorophyll, DNA & RNA. It contains more than 19 amino acids, including all the essential ones. About 60% of Chlorella is protein; about 20% consists of carbohydrates; 10% is fat, & it is rich in vitamin B12. It provides 50 times more chlorophyll than alfalfa, twice as much protein as soybeans & much more B12 than beef liver. What Does Chlorella Do? Chlorella may help to support the body’s natural detoxification process. May help to maintain a healthy immune system.