Melatonin: Melatonin is a hormone involved in regulating sleep. It is not involved in changing skin color. Melanin is the pigment involved in skin color.
Answered 6/13/2021
388 views
3 doctors weighed in across 2 answers
6 doctors weighed in across 2 answers
5 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question