Vitamin D & B12 Blood Test
The two vitamins most people in the UK are low in
Tests the two vitamins most commonly deficient in UK adults. Vitamin D affects 1 in 5 people, especially in winter. B12 is essential for energy, brain function, and nerve health — and particularly at risk if you follow a plant-based diet.
- Find out if low vitamin D or B12 is affecting your energy, mood, or immunity
- Vitamin D deficiency affects 1 in 5 UK adults — especially through autumn and winter
- B12 is essential for brain function and nerve health — easy to miss on a plant-based diet
- No fasting required — simple finger-prick test
- Results in 3 working days
Results in
Results within 72 hours
Sample type
finger prick
Biomarkers
2 markers tested
You spend a lot of time indoors, follow a plant-based diet, feel low on energy, or want to check the two most commonly deficient vitamins in the UK.
Take this test if you specifically want to check vitamin D and B12. Consider the Complete Health Blood Test if you want vitamins included alongside iron, liver, kidney, and cholesterol for a broader picture.
Your results come with personalised AI-powered insights that explain what each biomarker means for your body, highlight areas that deserve attention, and suggest practical next steps — all written in plain English, not medical jargon.
- Clear, personalised explanations of every result in your report
- Lifestyle and nutrition suggestions informed by your results
- Guidance on which results to discuss with your GP
Vitamin
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This test provides health information, not a medical diagnosis. Always discuss results with a qualified healthcare professional.