To heal wounds faster, parents use the generational remedy of potato skin. The skin of cooked potatoes reduces swollen wounds and bind skin cells. Don’t throw away the leftovers when they can break down hyperpigmentation of wounds and fade scars. In the absence of garlic, table salt mixed with water can be used as treatment. As the affected part of your throat comes in contact with the mixture; gargle salt water solution with your head slightly bent backward.