This episode of Peptides Explained examines NAD Plus, clarifying its biological role in energy production and DNA repair despite not being a peptide. The host analyzes the nuanced relationship between NAD Plus and cancer, noting that while no human evidence proves it causes cancer, preclinical data suggests it may support tumor survival. Listeners are advised to exercise caution and consult oncologists before using NAD boosters, especially if they have active or a history of cancer.