Spirulina is a natural “algae” powder that is incredibly high in protein and a good source of antioxidants, B-vitamins and other nutrients. It is largely made up of protein and essential amino acids, and is typically recommended for vegetarians and vegans thanks to its high iron content. Health benefits include: the most nutrient-dense food on the planet, source of protein, vitamin B1, iron, calcium, omega 3s, balanced blood sugar, antioxidant and the removal of heavy metals. It has an intense earthy taste, usually disguised smoothies or juices.