Vitamins & minerals
Vitamin B2 (Riboflavin)
Names you may see: riboflavin B2
The quick take
Riboflavin helps convert food into usable energy and supports cell growth and function.
A closer look
What forms will I see on a label?
Riboflavin is found in multivitamins, B-complex formulas and individual supplements. Compare the declared vitamin amount.
Why people use it
People use B2 to help meet nutritional needs and support normal energy metabolism. It commonly appears alongside the other B vitamins in multivitamins and B-complex formulas.
These are common goals and marketing uses. The evidence section below explains what research supports.
What does the evidence tell us?
It is an essential nutrient, but taking more than needed is not the same as providing extra food energy.
What should I know before using it?
Discuss high-dose use for a specific condition with a healthcare professional.
Sources & further reading
NIH Office of Dietary Supplements ↗
Content reviewed: September 30, 2026
General educational information. Follow the product label and seek individual advice when needed.