The Health Benefits Of Vitamin B2 (Riboflavin) And Its Sources

What are the health benefits of vitamin B2 (riboflavin)? What are the risks of a deficiency of vitamin B2 in the body? And what are the essential natural sources of vitamin B2? You can find the most details and information in this article.

Vitamin B2

Vitamin B2, or Riboflavin, is one of the eight vitamins in the family of B vitamins. It is one of the vitamins that are soluble in water, it is a vitamin that is usually transported in the blood, and the body can get rid of any additional amount of it through the urine. (1)

Let’s discuss the health benefits of vitamin B2 or riboflavin and the most information related to it, as follows:

Health benefits of Vitamin B2 (Riboflavin)

Vitamin B2 plays a crucial role in the body. It is an essential vitamin to ensure the proper growth of body cells. And also to improve the ability of these cells to perform their functions well.

And any deficiency in vitamin B2 levels can make you vulnerable to a host of different health problems.

The body does not store large amounts of vitamin B2, so it is preferable to get an adequate daily intake of this vitamin from its various food sources.

Here is a list of the essential health benefits of vitamin B2 (riboflavin):

1. Fights cancer

Vitamin B2 helps fight cancer, and the reason for that is the ability of vitamin B2 to protect DNA in cells from damage caused by cancer-inducing factors, such as smoking. (2, 3, 4)

What may happen in cancer is that some cells suddenly develop a defect that prevents them from reaching the stage of programmed death of cells, so they begin to multiply and grow, forming cancerous tumors.

But consuming an adequate amount of vitamin B2 every day helps to stabilize the cell structure and its DNA, which prevents the occurrence of the above. Thus, it contributes to preventing some types of cancer, such as cervical cancer.

2. Migraine treatment

Vitamin B2 may play a crucial role in treating and fighting migraines. Taking some doses of vitamin B2 supplements is effective in reducing the number of migraine attacks that may affect migraine patients monthly. (5, 6, 7, 8)

Also, taking vitamin B2 with a measured dose of some minerals helps reduce the pain that a patient may feel during a migraine.

3. Maintain healthy eyes

Taking adequate daily doses of vitamin B2 can help maintain healthy eyes and protect them from various diseases. This vitamin may play a role in reducing the chances of developing cataracts, glaucoma, and keratoconus.

Taking nutritional supplements that contain a combination of vitamin B2 and niacin, in particular, may help prevent cataracts. (9, 10, 11, 12)

It is preferable to treat any vitamin B2 deficiency to obtain the health benefits of vitamin B2 for the eyes, which we have mentioned above.

4. Improve nervous system health

Taking adequate doses of vitamin B2 may help relieve uncomfortable symptoms that may accompany some healthy nervous system diseases and problems, such as numbness, tingling, and anxiety.

Taking vitamin B2 along with vitamin B6 may help relieve severe symptoms of carpal tunnel syndrome. (13, 14, 15)

5. Reducing homocysteine ​​levels in the blood

High levels of homocysteinemia in the blood may increase the chances of developing a range of different health problems and diseases, some of which may pose a health risk, such as heart attack, stroke, dementia, and preeclampsia. (16, 17, 18)

Therefore, reducing homocysteine ​​levels in the blood and keeping them under control as much as possible is very important. And from this point of view, it is better to take vitamin B2 supplements daily because they can reduce homocysteine ​​levels by up to 40%.

6. Other health benefits of vitamin B2 (riboflavin)

The health benefits of vitamin B2 (riboflavin) for the body are many and varied and do not stop at what we mentioned above, but extend to include the following potential health benefits as well:

Fight and treat anemia. (19)

Ensure the proper growth of the fetus. (20)

Lowers high blood pressure.

Relieves cramps.

Reduces the chances of developing heart and circulatory system diseases.

Maintains a healthy liver.

Improves the body’s ability to absorb and utilize nutrients, such as folic acid, vitamin B1, vitamin B3, and vitamin B6.

Helps the adrenal gland produce its various hormones.

Sources of vitamin B2

Here is a list of the most important natural sources of vitamin B2:

Milk and dairy products.

Red and white meats such as fish, poultry, and beef.


Cruciferous vegetables, such as cauliflower and broccoli.


Sea herbs.



Sweet potato.








Whole grain products.

Symptoms of vitamin B2 deficiency

People who suffer from vitamin B2 deficiency develop the following symptoms:


Problems with metabolism.

Sore throat.

Mouth infection.

Sore tongue.

Swelling of the mucous tissue.

Fatigue and exhaustion.

Cracks in lips.

Skin problems, especially in the face and around the nose.

Neurological problems.

Mood swings.

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