Lysine is an essential amino acid necessary for growth and tissue repair, and it serves a role in the normal production of antibodies, hormones, and enzymes. Lysine is also a precursor of L-carnitine, an amino acid derivative needed for the normal metabolism of fatty acids for energy production in the body.

††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.