Alum in powder or crystal form, or in styptic pencils, is sometimes applied to cuts to prevent or treat infection.
Powdered alum is commonly cited as a home remedy for canker sores.
Preparations containing alum are used by pet owners to stem bleeding associated with animal injuries caused by improper nail clipping.
Alum is listed as an ingredient of some brands of toothpaste or toothpowder.
Alum Powder dissolved in 5 parts water has been used to shrink hemorrhoids and stop them from bleeding.