Melanotan 2: Day 6 , Another one hour in what minimal sun we had today. , No tanning beds, just sun. , Moved down to 50mcg before sun exposure, No more side effects :) , Before & before , Well see Melanotan II Complete Guide Tanning Response, UV Sensitivity, Pigmentation Science & Appetite Libido Effects (2025 Research Breakdown) : r USPeptides Nasal tanning sprays contain Melanotan II which is banned in the UK and some users have been hospitalised. We would urge residents not to use these products. University Reproductive Associates Mixing Instructions For Injectable Medications