Riboflavin sodium phosphate is widely used in the pharmaceutical and food industries due to its water-soluble properties and role as a source of vitamin B2. In medicine, it is commonly included in multivitamin preparations and injectable solutions to treat or prevent riboflavin deficiency, which can lead to conditions like ariboflavinosis. It is also utilized in ophthalmic formulations to support corneal health and in phototherapy for neonatal jaundice, where it acts as a photosensitizer. In the food industry, it serves as a nutrient fortifier, enhancing the nutritional value of products like cereals, dairy, and beverages. Additionally, its stability and solubility make it a preferred ingredient in dietary supplements and functional foods. In cosmetics, it helps nourish the skin and reduce inflammation.