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Formulated with benzyl alcohol as a preservative, it is designed for multiple-dose withdrawals to safely prepare medications for injection

doi: 10.1385/ENDO:13:2:155 9 LeeJHLeeSW

A 112 (32), 74117417

According to available information, the effective concentration of GHK-Cu in skin care products is usually between 0.2% and 1.2%

Monitoring approach: Establish clear metrics (visual field, OCT, visual acuity), measure every 3-6 months, continue peptides if stable or improving, consider break if stable 12+ months on treatment, resume immediately if decline detected during break, accept ongoing use if clearly beneficial and well-tolerated