Introduction Melanotan II is a synthetic analogue of the hormone α-melanocyte-stimulating hormone (α-MSH), which plays a crucial role in pigmentation and the body’s response to UV radiation. Initially developed to treat conditions like erythropoietic protoporphyria and increase skin pigmentation more uniformly, it has garnered attention for its potential to promote tanning and other effects. The safety and efficacy of Melanotan…