The Number One After-Genital-Contact Hand Sanitizer. 62% alcohol. Kills 99.99% of germs on contact. Made with aloe vera.
There's always the chance that the person you just shook hands with has shaken hands with someone that might have just touched their genitals. You might also know one of those men that feels the need to stick their hand down their trousers whilst sat on the couch. Whatever the situation it might be prudent to get some sanitizer for the rare occasion that someone might have touched thier genitalia.