Vitamin B2 (Riboflavin) Blood Test, from our experts to you.
Dr Sam Rodgers MBBS, MRCGP

Chief Medical Officer meet our doctors

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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.

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.

What's Included?

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Vitamin B2 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?

Special Instructions

Prepare for your Vitamin B2 (Riboflavin) Blood Test by following these instructions. Do not eat for 12 hours prior to your test. Drink plenty of water, if you take medication then you are allowed to take it as you would normally. You should take this test before you take any medication or vitamin/mineral supplements. Wrap your sample in foil immediately after it is taken.