15 Surprising Uses Of Toothpaste To Ease Your Life - Lifehack And if toothpaste isn't yet enough of a multi-use product, it's also proven to have great benefits in the beauty/cosmetic world: 12. Helps reduce spots. This is an old myth that does hold truth - toothpaste is great for drying up those pesky pimples that always seem to pop up the day before a date or an interview.