If you don't use topical medicine, the effect will be obvious if you only take medicine for half a month. That is a more magical medicine, and you can continue to take it.
If the medicine is used, it is obviously the effect of the medicine. From the physiological point of view, it is impossible for oral medicine to change the local skin color, because after the medicine reaches the body, it enters the blood through digestion and absorption, and it works on the whole body, and it is impossible to work only on a certain part. Look at/%B% D7% D4% C6by88/blog/item/d156b 515ada138c8c543d.html.