Try this medicated ghee. Eat it with your meals.Black Pepper is known to improve immunity levels.Remember to use ghee made from pure cows milk.One can use Kerry gold unsalted butter to make awesome ghee at home or buy some ghee from Goshala or Ayurvedic stores. Mix equal amount of black pepper corns and cow’s ghee (say 100 grams each) and cook on a very slow flame for a while. Discard the pepper and use the ghee. According to Ayurveda your skin issues will vanish within 40 to 100 days. This ghee detoxes blood resulting in beautiful skin.