Tanning from the inside out = Highly Dangerous and Illegal! Many products advertised on social media platforms promising a tan from the inside out or a tan without sun such Tanning from the inside out = Highly Dangerous and Illegal! Many products advertised on social media platforms promising a tan from the inside out or a tan without sun such Obesity due to MC4R deficiency is associated with reduced cholesterol, triglycerides and cardiovascular disease risk Nature Medicine Insights into Tanning Biology and Tanning Products JCAD The Journal of Clinical and Aesthetic Dermatology