Vitamin is neither fat nor water-soluble and is part of the B complex is: Biotin.
It is a vitamin that participates in food and energy transformation processes, such as the digestion and utilization of carbohydrates.
Therefore, we can conclude that vitamins are compounds that are necessary for the maintenance of normal biological activity, Biotin is a vitamin that is neither fat nor water-soluble.
Learn more about Biotin here: https://brainly.com/question/15993504