Key Benefits Increases antioxidant production in the body Combats oxidative stress for immunity support Free from synthetic colours and preservatives Vegetarian, Non-GMO, and Gluten-free NaturesPlus PRO NAC 600 MG offers a potent source of N-acetyl-cysteine (NAC), a derivative of cysteine known for its numerous health benefits. Each serving provides 600 mg of NAC in an easy-to-swallow capsule. N-acetyl-cysteine (NAC) offers a multitude of health benefits, primarily due to its role as a precursor to glutathione, a powerful antioxidant. By replenishing glutathione levels, NAC helps combat oxidative stress, which is implicated in various diseases and aging processes. Moreover, NAC's mucolytic properties make it effective in promoting respiratory health by breaking down mucus, aiding conditions like bronchitis and COPD. Additionally, research suggests its potential in supporting liver function, mental health, and immune response, making NAC a versatile supplement for overall wellness. Manufactured in a USA GMP-Certified Facility, NaturesPlus ensures the utmost quality, free from synthetic colours and preservatives, as well as common allergens, making it a trusted choice for those seeking pure and natural supplementation. So you know you are only getting the best. Naturesplus, US.