@nobsroutines: Replying to @caidinrull Fluoride works, but it's not the only remineralizing agent, and a lot of people, especially pregnant women and parents of young kids, are looking for alternatives. Nano hydroxyapatite is the mineral your teeth are made of, and a peer-reviewed study found NOBS works as well as fluoride toothpaste. #toothpaste #fluoridefreetoothpaste #hydroxyapatite #fluoridefree #teeth