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 How Tanning Injections Work [Print Article] All Things Tanning For Tan Fans! Viral 'Barbie drug' for tanning can cause brain swelling and even cancer, experts warn Important Reminder: Avoid using injectable or ingestible tanning drops containing Melanotan. These products are not FDA approved, are unregulated, and can pose serious health risks. Melanotan has been linked to harmful side effects, Melanotan II reverses memory impairment induced by a short term HF diet ScienceDirect