(Quercus alba) Good as a tea for diarrhea. Is an antiseptic and good for skin wounds, good for bee stings, burns, diarrhea, nose bleeds, poison ivy and varicose veins. Also good for the teeth and can be used in enemas and douches. Warning: Not for prolonged Use! Properties Include: Calcium, Cobalt, Iron, Phosphorus, Potassium, Sodium, Sulfur and Vitamin B12.