The two primary nutrients in our body are proteins and vitamins, besides fats that are responsible for the necessary functions in our body. These belong to the category of micronutrients. On the other hand, proteins are macronutrients that work differently than vitamins. In the following blog, we will discuss two vitamins and proteins i.e. Biotin and Keratin, and mainly focus on the Biotin vs Keratin comparison that will be made on various grounds.