NACET: 20x more bio-available than NAC 600 mg. Studies have shown that NACET (but not NAC) rapidly enters the cells where it is transformed into NAC, cysteine and ultimately Glutathione. NACET (but not NAC) can cross the blood-brain barrier and be used as a brain supplement. NACET is the most powerful glutathione supplement in the world. Clinically shown to boost Glutathione levels by 300%, 10x more than liposomal glutathione. NAC ENHANCED: With the addition of over 1000mg glycine, selenium supplement, and molybdenum. Glycine is required for Glutathione Supplement, Collagen & Creatine production. NACET contains a Sulphur-group, which aids in scavenging for free radicals, but also gives NACET a very strong smell, which is why we added Peppermint, Parsley, Clove, and Vanillin to the mix. GLUTATHIONE: Known as the "Mother of all Antioxidants", decreases as we age. One of it's main roles is to remove free radicals from the body. Decreases in Glutathione is shown to be correlated to all age-related diseases. NACET is the number 1 way to increase cellular Glutathione content. NACET helps with immune support and is one of the best anti aging supplements known to man. DOSAGE: 1-2 Capsules per day. 50mg NACET (equivalent to 1000mg NAC), 525mg Glycine, 25 mcg Selenium, 50 mcg Molybdenum. NACET (but not NAC n acetyl cysteine 600 mg) was able to increase significantly the glutathione content of cells in recent studies.. 3rd party Lab Tested in the USA: We have our own FDA registered Food-Grade facility in the USA. All our products are 3rd-Party tested to guarantee purity. Satisfaction Guaranteed: At Nutri we guarantee almost everything Forever. Please contact us for any refund or return issue as Amazon "does not allow" returns on dietary supplements, but we do.