A blue-green algae that is considered to be one of, if not the most, nutrient dense foods on earth. It is the highest non-animal protein source per gram with all of the essential amino acids. It is also a rich source of various vitamins like Vitamin B, C, D, E and minerals like copper, iron, manganese, sodium, potassium, zinc, phosphorus, calcium and selenium.
Spirulina has one of the highest concentrations of antioxidants, which means it is very good for our immune system.