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Copper transport and metalloprotein regulation. Am J Clin Nutr

Elder, G

Formulation alternatives may provide relief: Different tablet formulations with alternative inactive ingredients may be better tolerated Liquid preparations can be easier to tolerate and allow flexible dosing Intramuscular injections completely avoid the gastrointestinal tract and are particularly useful for those with absorption issues (such as pernicious anaemia or malabsorption) or persistent oral intolerance Review inactive ingredients: Examine the supplement label for potential irritants or allergens

Electronic Code of Federal Regulations: 21 CFR 216.23 Current formal 503A Bulks List and the regulatory warning that list inclusion is not FDA approval or endorsement