Insider has tested Function of Beauty's personalized haircare routine before and our opinions were mixed, so I was intrigued to see it launch a new purple shampoo and conditioner. Between salon ...

New York-based startup Function of Beauty offers a line of customized shampoo and conditioner. Each customer fills out an online hair quiz including their hair profile, goals, and color and scent ...

Founded in 2016 by a trio of chemists and engineers, Function of Beauty set out to individually formulate shampoo and conditioners based on a person’s specific hair type, goals and preferences.

One person’s miracle shampoo is another person’s worst nightmare, which is why brands like Function of Beauty have introduced quizzes to assess your haircare needs. The online quiz accounts ...