The FDA has flagged safety risks for several compounded peptides, citing immunogenicity concerns and impurity questions, plus limited safety information for the proposed uses
Are there therapeutic agents that act to activate the GSH system to reduce myocardial injury
the label also warns that rash, hives, or swelling of the face, mouth, lips, or tongue can signal a hypersensitivity reaction requiring emergency care, though no generalized allergic reactions were documented in the original trials Because current supply comes only from compounded preparations rather than an FDA-verified finished product, potency, purity, and sterility can vary by pharmacy, and unregulated online sources carry added contamination or mislabeling risk
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(2007) Molecular Regulation of Selenoprotein Biosynthesis and Selenium Transport , Doctoral Dissertation [in German], 1 , 1-65