N-Acetyl-L-Cysteine (NAC) is an amino acid that is a precursor to glutathione, the body’s most powerful antioxidant, which helps support optimal liver detoxification, lung health, antioxidant status, and muscle recovery.* NAC is also beneficial to help protect against normal exposure to heavy metals.*

††An IPSOS 2023 survey among US functional medicine practitioners, in an average month, Designs for Health is their personally most trusted practitioner supplement brand, meaning a brand that is sold by healthcare practitioners in their office.

††An Ipsos 2023 study among a random sample of 160 functional medicine practitioners including Doctor's of Osteopathic Medicine, Pharmacists, Acupuncturists, Athletic Trainers, Personal Trainers, Fitness Trainer/Coaches, Chiropractors, Integrative Medicine Specialists, Naturopathic Doctor, Homeopaths, Medical Doctors, Physical Therapists, Nurse Practitioner/Physician Assistants, Registered Nurses, Nutritionists, Massage Therapists, Occupational Therapists and Dieticians that are aware of Designs for Health and recommend supplements to their patients.