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Not intended for human or animal consumption, medical use, or therapeutic use

Copper peptides vs retinoids Retinoids (retinol, tretinoin, adapalene) remain the "gold standard" for wrinkle treatment based on decades of research and FDA approval for wrinkle reduction

Last updated April 2026 Medically reviewed by Ana Reisdorf, MS, RD Sources verified against the Zepbound FDA prescribing information, NEJM SURMOUNT-1 (Jastreboff 2022), JAMA SURMOUNT-4 (Aronne 2023), and Lillys Zepbound consumer page

Benzyl alcohol is an ideal solution because it makes sure that bacteriostatic water can dilute any drug that will be administered subcutaneously, intravenously, or intramuscularly