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Because the human body can create some NAC from other amino acids, particularly l-methionine and l-serine, it is considered to be a semi-essential amino acid. That means there isnt a daily requirement of NAC that you must get from your diet, but getting higher amounts can benefit some people

Alternative to Steroids Offers an effective solution for patients for whom corticosteroid injections are contraindicated, not tolerated, or previously ineffective

Paracetamol, alcohol and the liver

This extrapolates from effective rat doses using standard interspecies scaling factors