Blue-Green Algae (Aphanizomenon flos-aquae [AFA]) from Upper Klamath Lake is a blue-green algae that is nature''s most basic food. Existing at the beginning of the food chain, it provides nutrition in its simplest form. Gram for gram, AFA is one of the most nutrient-dense foods on the planet. AFA has an optimum essential amino acid profile.The eight essential amino acids are balanced, available, and in a form the human body can use. AFA is intended to provide nutritive support for normal, healthy nervous system and brain function, and to aid in general well being. 90108SKU 632651500037