Vitamin B2 (Riboflavin) Blood Test
    Vitamin B2 (Riboflavin) Blood Test
    Vitamin B2 (Riboflavin) Blood Test
    Vitamin B2 (Riboflavin) Blood Test

Vitamin B2 (Riboflavin) Blood Test

£102

Experiencing fatigue, cracked lips, or a sore tongue? This test measures vitamin B2 (riboflavin), a vital nutrient that supports energy production, skin health, and eye function. It’s particularly useful for individuals with poor diet, absorption issues, or those at risk of B2 deficiency, such as vegans and vegetarians.

  • Results estimated in 9 working days
  • Convenient testing options
  • Bespoke doctor’s report
  • Free delivery

For a more comprehensive look at your nutritional health, consider upgrading to our full Vitamins Blood Test.

How do you want to take your sample?

  • Book a venous draw at a clinic   Venous
    +£35

    Visit one of our national clinic partners for a nurse to take your venous blood sample from a vein in your arm. We’ll email you instructions on how to book after we’ve processed your order.
  • Book a venous draw at home with a nurse Venous
    +£59

  • Self-arrange a professional sample collection Venous
    Free

18+ only. T&Cs apply.

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Blood testing made easy

How it works

You have the flexibility to choose what works best for you. Enjoy the comfort of having a friendly nurse visit your home for a quick blood draw, opt for a convenient visit to one of our nationwide partner clinics, or self-arrange a draw at a location that suits you.

Take control of your health with Medichecks – order your blood test today!

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What's in the test?

Vitamins

Vitamin B2

Learn more

The B vitamins are a group of 8 all water-soluble vitamins, all crucial for cell metabolism, converting food into energy, the normal functioning of the central nervous system and the formation of red blood cells.

How to prepare for your test

Prepare for your Vitamin B1 (Thiamine) Blood Test by following these instructions. Do not eat or drink anything other than water for 12 hours prior to your test. If you take medication then you are allowed to take it as you would normally. Take your sample at least 24 hours after any vitamin or mineral supplements. Wrap your sample in foil immediately after it is taken.

Test limitations

Reviews

FAQs

What is vitamin B2?

Vitamin B2 is in foods like almonds, whole grains, mushrooms, certain dairy products, eggs, brewer’s yeast, and some green vegetables.

What are the symptoms of vitamin B2 deficiency?

Although rare, vitamin B2 deficiency can occur. Symptoms include anaemia, fatigue, slowed metabolism, nerve damage, a swollen tongue, mouth sores and cracks, skin inflammation, sore throat, swelling of the mucous membranes, and mood changes.

How many B vitamins are there?

Altogether, there are eight B vitamins, each with its purpose and role within the body. The B vitamins are all water-soluble and crucial for cell metabolism, normal functioning of the central nervous system, and the formation of red blood cells. All the B vitamins we need should be available through our diet. The B vitamins help to convert food into fuel and metabolise fats and proteins.