Eggplant Salve ♥ Contains a mixture of naturally occurring glycoalkaloids (Solamargine and Solasonine) ♥ Apply to areas of the skin that may have become discolored, thickened, or scaly. These areas of the skin are known as keratosis. I'm not going to make any health statements here but you will easily google and find out what " eggplant salve/tincture " is used for. One source would be Dr. Oz's article at : https://www.doctoroz.com/article/dr-mercolas-most-radical-alternative-cures