Palmers Cocoa Butter Formula Skin Therapy Oil. Skin Therapy Oil is a preservative free, light weight concentrated DRY oil ideal for daily use all over the body and the face. With a bevy of carefully selected ingredients such as Rosehip, Sesame and Canola oils, 100 percent pure cocoa butter and Vitamin E , Skin Therapy Oil is a must have to help prevent and diminish the appearance of scars and stretch marks, helping to improve dry uneven skin tone and combating the first signs of ageing.