Spot the Difference: Are Those Adorable Freckles or Unwanted Age Spots? Blog Face Forward Medical Aesthetics Treating freckles and pigmentation Hope Dermatology How to Tell the Difference Between a Mole and a Freckle Century Medical & Dental Center Freckles Tirath Ram Shah Hospital Your body already makes a hormone that tells your skin to tan. Melanotan 2 is a synthetic peptide engineered to mimic that hormone but in a version that's more potent and