Melanotan II Uncovered Your Essential Guide to Tanning, Libido Enhancement, and Smart Peptide Protocols: Proven Methods to Inject Safely, Monitor What is Melanotan II the drug that the TGA urges consumers to avoid? Don't risk using tanning products containing melanotan Therapeutic Goods Administration (TGA) Unlocking the science behind skin pigmentation Melanotan is a peptide studied for its interaction with melanin pathways the biological systems responsible for skin tone and UV response. From pigmentation signaling MELANOTAN 1 (10mg) stimulation of melanin synthesis.