Question: how do you stop bleeding from razor cut?
Answer: Deodorant. Most antiperspirants contain aluminum chloride that can, in addition to shrinking sweat glands, constrict blood vessels and clot a nick.
Lip Balm. Smearing on a little ChapStick or Vaseline works like a seal—plus it'll keep bigger cuts from forming unsightly scabs.
Ice Cubes. ... 
Mouthwash. ... 
Eye Drops.