Vitamin B12 At-Home Test Kit

A quick and accurate way to test your Vitamin B12 levels, from the comfort of your own home.

£39.95 £39.95
Easy-to-use vitamin B12 test
Accurate and detailed results in 5 days
Sample analysis carried out by UKAS-accredited labs
Receive a free personalised supplementation plan based on your levels
Free B12 Oral Spray when you receive your results - Worth £11.95
Free postage and packaging
Only available to UK-based customers
Suitable for ages 18 years and above

Free UK delivery when you spend

£35.00

Earn BetterReward points on this item

Join the BetterRewards program & earn rewards when you purchase your favourite items.

Vitamin B12 At-Home Test Kit

The BetterYou B12 At-Home Test Kit makes it easy to check your B12 levels with a simple blood test. Accurate lab analysis provides clear results within 5 working days, helping you take control of your health and make informed supplementation decisions.

Vitamin B12 plays a cruical role in energy production, and supports the normal function of the immune system. However, B12 deficiency is common across the UK.


Identify Deficiency or Insufficiency:
Spot low B12 levels early, a key cause of tiredness, brain fog, and low mood.


Tailor Your Supplementation: Optimise your intake with accurate, personalised results.


Trusted Lab Analysis: Results provided by an accredited UK laboratory.


Clear Action Plan: Includes expert advice and BetterYou supplement recommendations.

If you’re feeling tired, low on energy or your memory is not as sharp as it used to be, you may need to check your vitamin B12 levels. Our test kit is quick, convenient, and comes with the reassurance of expert support.


Fast, easy, confidential


Just a simple blood test — no need for GP visits or lab appointments.


Results in under a week


Your personalised report is emailed securely within 5 working days. Your report will contain your results and a discount code to redeem your free vitamin B12 oral spray — supporting your journey to optimal B12 levels.


Free supplement offered if you're low


If your levels are low, you'll receive a free BetterYou Iron oral spray — because knowing is only the first step.

5 Points for every £1 spent

One tree planted per order

Fast responding expert advice

Clinically proven absorption

BetterYou is at the forefront of vitamin absorption research, working alongside the universities of Cardiff, Ulster, and Sheffield, along with St Mark’s Hospital in London

Ingredients

Biomarkers tested: Active B12

Planet-friendly Packaging

The carton is made of material from well-managed, FSC®-certified forests and other controlled sources.This bottle is made from ocean plastic, ensuring that the equivalent weight of waste plastic is removed from our oceans.

Palm Oil Derivative Free

This product has been certified palm oil and palm oil derivative free by The International Palm Oil Free Certification Trademark (POFCAP).

Vitamin B12 At-Home Test Kit

Frequently Asked Questions

Need help?

  • Expert Customer Service

Medichecks are one of our chosen biomarker testing partners. They are a leading UK-based private blood test provider. With a team of expert biochemists and medical doctors, they use UKAS approved laboratories to analyse your sample on our behalf.

The iron test kit is only suitable for individuals aged 18 and over.

No. Unfortunately we are not able to provide the testing service outside the UK.

By using a BetterYou at-home health check you get to see an accurate insight into your levels of a specific nutrient, along with a detailed supplementation plan to help you maintain or elevate your levels for optimal health.

We will also provide you with a complimentary oral spray to help you kick-start your journey to optimal health, all included in a single one-off price.

Once you have activated your kit and sent off your sample, you will be emailed when your results are ready, alongside your supplementation plan.

Need help?

  • Expert Customer Service

Place an order.

Plant a tree.

We believe everyone should have the right to clean air. That’s why we’ve teamed up with carbon-busting specialists, Earthly, to support their reforestation project in Madagascar.

81,818
trees planted to support vital reforestation
71
tonnes of ocean waste plastic removed
In partnership with Earthly.

Innovative Nutrition for Modern Living.

  • Absorption Tested
  • Backed by Science
  • British-Made
  • Award-Winning Formulations
  • Cruelty Free
  • Absorption Tested
  • Backed by Science
  • British-Made
  • Award-Winning Formulations
  • Cruelty Free
"I have been using Better You products for quite a while now and they are first class, I would highly recommend them"
Ann May
"I’d already tried magnesium max and found it to be the most effective - and so bought it in bulk. Delivery service was also excellent"
Martin
Magnesium Max Original Powder
“My very Painful hand is starting to feel less painful. My husband uses this and he recommends to others. Very happy very impressed. Will definitely be purchasing again.”
Carol Newsum
Magnesium Joint Body Spray
“Have been buying this on repeat for a number of years now. Easy to use and works great! Have recommended to family and friends too.” 
Stacey Green
Vitamin D3 3000iu + K2
“This has made such a positive change in my life for myself and my daughter, since using this she sleeps all the way through the night as before it was multiple night wakings, I will be recommending this my friends.”
Caroline Moore
Magnesium Sleep Kids' Body Spray
“I recommend the products as I had a complete blood test done recently and it shows no lack in vitamins. Thank to the spray. Thanks again for your choices of products!”
Armelli
Energy Bundle
“What a pleasure it is to be using BetterYou products as they very quick in acting and the very best part is not taking pills.I would definitely recommend BetterYou to anyone who wants to support a better life/health lifestyle.”
Mehtaash
Immunity Support Bundle
“Great service, thank you! 5 years now I've been using vitamin D spray, easy, nice taste. I suspect that this is the only source of important vitamin l get, after menopause.”
Jayne Pearsall
“I love this brand, so easy to take, feeling so much better. I got the B complex and vitamin D. Goodbye tablets, brain fog and feeling utterly rubbish and hello spray and feelingfab. It's worked wonders for my energy levels. Throughly recommend these products”
J Crib
Complete Wellness Pack