Competing Interests The authors have declared that no competing interests exist
B12 plays a vital role in converting food into usable energy by aiding the metabolism of carbohydrates, fats, and proteins
120 AMOUNT PER SERVING Proprietary Blend 787mg Ingredients N-Acetyl L-Cysteine (NAC, 2 Formulations), Acetyl L-Carnitine, L-Glutamine, L-Glutathione Tripeptides (Reduced, 2 Formulations), Alpha Lipoic Acid (R-Fraction), Milk Thistle Extract, Ascorbic Acid, Proprietary Herbal Extracts and Natural Minerals in Ultra-Pure Deionized Water
Each time the dose changes, you need to recalculate how many units to draw
In very high doses any supplement is capable of contributing to liver or kidney problems however, as explained above, generally NAC is considered protective of the liver and kidneys, not a harm to them