Viral 'Barbie drug' for tanning can cause brain swelling and even cancer, experts warn That quick tan injection is NOT worth the risk., Melanotan peptide injections stimulate pigment cells, and its use has been linked to rapid changes in moles, including the potentially fatal skin Dangerous' tanning products promoted by influencers Is this injectable tanning drug safe to use? Andrew Huberman discusses the risks and benefits of melanotan, a peptide that can dramatically increase energy and libido, but also carries serious health risks. >> See comments PDF] Melanotan Induced Hyperpigmentation of Oral Soft Tissues Semantic Scholar