Pyroglutamic acid is a nonessential amino acid that is a derivative of glutamine. It can be found in many foods and is becoming a popular supplement for its purported effects on the brain and mood. Pyroglutamic acid is most well known for its effects on the brain and mood. It helps support memory and cognition, promotes focus and concentration, and may even help contribute to a calm mood and sense of well-being.** These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.