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Vitamins blood test

Get a clear picture of your vitamin levels to prevent or manage deficiencies. Test vitamin D, B12 and B9 (folate).
Regular subscription

£81.90

  • See your results change over time with trend charts
  • Make lifestyle changes and see how they improve your health
  • Change what you're testing, pause or cancel anytime
After buying your test, please contact us on hello@thriva.co to organise your appointment
  • Free delivery
  • Test arrives in 1-2 working days
  • Results in as little as 48 hours
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Rated “Excellent” based on 2,465 reviews
How can a vitamins blood test help you?

This blood test is helpful if you want to measure your overall vitamin levels. Detecting a vitamin deficiency can help you understand if this could be linked to getting sick often, low energy levels, irritability, and feeling anxious.

Find out more about vitamin deficiencies, including:

Combined with a GP report and advice on how to improve or maintain your vitamin levels, we help you understand how to support your body.

We recommend taking a vitamins blood test every 3 months if you have a deficiency.

What's covered in this blood test?

Vitamin D

Vitamin D plays an essential role in your long-term health, particularly your bone health. It's also important for a strong immune system and is linked to your sleep, energy levels, and mood.
This affects:
Energy
Fitness
Long Term Health
Mood
Sleep

B Vitamins Profile

An active vitamin B9 and B12 test measures the amount of vitamin B12 your body can actually use. It's essential for a healthy brain and nervous system. Both vitamins are linked to sleep, mood, and heart health.
This affects:
Energy
Fitness
Long Term Health
Mood
Sleep

How it works

Thriva kit

Do your test

Your kit arrives in 1-2 days. Find out how to collect your sample at home. You’ll need to fill 2 tubes for this test — around 10 drops of blood.

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Get fast, accurate results

Free post your sample to our lab and get your results in as little as 48 hours. Access your GP-reviewed report in your results dashboard.

Blood test results trend on laptop

Support your vitamin levels

Our doctors give you evidence-based tips to help you improve or maintain your vitamin levels. And you can access articles, podcasts, and recipes.

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