DEAR DR. ROACH: I’d like to have your thoughts on what value the NAC supplement may have for reducing cravings for marijuana or nicotine? I’m 73 and have been smoking marijuana daily since I was 21.

One of the only viable methods of increasing intracellular levels of the superantioxidant glutathione is supplementing with N-acetylcysteine (NAC), a prodrug for the amino acid cysteine. 1 Deficiency ...

N-acetylcysteine (NAC) is a supplement form of the amino acid cysteine. You get cysteine by eating high-protein foods such as beef, chicken, eggs, and whole grains. Your body can also make some ...

A supplement found in any drug store’s vitamin aisle could help treat a problem that plagues both children and adults: habitual nail biting. The option could be especially valuable in the era of COVID ...