Gut microbiome lipid metabolism and its impact on host physiology: Cell Host & Microbe Liver lipid droplet cholesterol content is a key determinant of metabolic dysfunctionassociated steatohepatitis PNAS Lets look at sunless tanning, ., Firstly theres the injections and nasal sprays which typically have an active ingredient called melanotan. This is a synthetic compound that stimulates the Tanning, fake tan and Melanotan Cancer Research UK The Risks of Fast Tanning 'Barbie Drug' Explained Ever Clinic View of Association of tanning injection with hypercortisolism, hyperglycaemia and ketosis in type 1 diabetes mellitus British Journal of Diabetes