BENEFITS OF TEA TREE OIL FOR PENILE PAPULES AND HOW IT HELPS IT CURING PAPULES? Tea tree oil is known for its anti bacterial, anti fungal and anti viral properties. It is used for several purposes like athlete's foot, body odour, acne, bad breath and cold sores. Tea tree oil for Pearly Penile Papules helps in killing bacteria effectively but it is mandatory to learn the method to use it in the right way.