Correct Answer: Vitamin

Solution : The correct option is vitamin

Riboflavin , often known as Vitamin B2 , is essential for metabolism, energy synthesis, and cell growth. It is a water-soluble vitamin. It is present in dairy, meats, and leafy greens. It acts as an antioxidant and supports healthy skin, vision, and neurological functions. Vitamin B2 deficiency may cause skin and throat problems.