Acetyl-L-Carnitine—Essential for Maintenance, Protection, an
Acetyl-L-Carnitine (ALC or ALCAR) has been studied as a novel treatment for depression, cognitive impairment, Alzheimer’s disease, attention deficit hyperactivity disorder (ADHD), noise-induced hearing loss, acetaminophen (e.g. Tylenol) overdose, hepatic encephalopathy, and other conditions.