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Riboflavin (B2)

Also called: Vitamin B2, riboflavin-5'-phosphate, R5P

Helps cells make energy and recycle other B vitamins and antioxidants. Some studies support it for reducing how often migraines happen.

Supplements can interact with medications and aren't right for everyone, especially during pregnancy or breastfeeding, or with a chronic condition. Ask your provider before you start.

Studied for

  • Migraine prevention (some studies)
  • Energy metabolism
  • Supporting B6 and folate activation

Found naturally in

  • Milk and yogurt
  • Eggs
  • Almonds
  • Mushrooms
  • Organ meats

Label red flags

  • Migraine blends that add herbs such as feverfew or butterbur. Check each ingredient, especially in pregnancy.
  • Bright yellow urine after taking it. This is expected and harmless.

Check with a provider

  • New, worsening, or changing headaches. Get these checked before treating them on your own.
  • Pregnant or breastfeeding. The amount in a prenatal is fine. Ask before adding more.

Supplements that contain it

5 products in Dr. Lesher's dispensary list riboflavin (b2) on the label.

Check with your provider before taking any of these, especially if you're pregnant or take medications.

Parts of the body it affects

Explore what each area does and the conditions that can affect it.

Illustration of the human brain

Brain & nerves

Your brain, spinal cord, and nerves carry every signal in your body, from movement and sensation to mood and memory.

Illustrations: Servier Medical Art, CC BY 4.0

Dr. Lesher, ND

Ready to find the root cause?

Dr. Lesher is a Naturopathic Doctor who focuses on autoimmune and chronic conditions in women. Since 2020, she's helped hundreds of patients stop managing symptoms and start healing.

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