There are a few different kinds of vitamin blends. While they are a bit more expensive than buying the individual vitamins, they provide a mix of vitamins, minerals and supplements believed to help hair growth and prevent hair loss. Here is a list of such products. Whether you go with a vitamin blend or just take individual supplements, taking vitamins is a good first step in preventing hair loss. Don’t jump to using dramatic products like pills before trying vitamins! (Just my humble advice, not professional medical advice).