Every woman in the world dreams of having healthy, shiny, and smooth hair. But it is the dry frizzy hair that often creates a nightmare for women. While there are thousands of natural remedies and tips out on the internet for managing dry hair, we as experts suggest using a serum to manage the dry frizzy hair. Hair serum is a liquid-based hair product generally used for the treatment of frizzy hair. The serum adds a protective layer over your hair which helps smoothen the frizz and moisturizes the dry hair. It gives a soft, light, shiny texture to your hair, unlike hair oil that makes it sticky and greasy.