Mineral Deficiency Test

Mineral Deficiency Test

Magnesium, selenium and zinc are minerals vital for your physical and mental fitness. A deficiency can have serious consequencessuch as a weakened immune system. The cerascreen® Mineral Blood Test helps you find out quickly and easily whether you are lacking in these minerals!

The cerascreen® Mineral Deficiency Test is a send-in sampling kit to measure the blood levels of magnesium, zinc and selenium if a deficiency is suspected. The process is pain-free and can be done easily from home. The sample of human capillary blood is analysed in vitro in the specialised cerascreen® partner diagnostics laboratory. Receive the result within 2-3 business days after sample arrival in the laboratory.


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Determine your mineral blood levels conveniently at home 


Magnesium is needed for more than 300 bodily functions. It helps to maintain normal nerve and muscle function, supports a healthy immune system, keeps the heart beating steadily, and helps bones and teeth remain strong. Furthermore, it has a positive influence on fat metabolism.

Symptoms of a magnesium deficiency: Gastrointestinal complaints such as sickness and vomiting, cardiac arrhythmia, tingling in hands or feet, muscle cramps.


Zinc is found in cells throughout the body. It is needed for the body's defense (immune) system to properly work. It plays a role in cell division, cell growth, wound healing, healthy skin and the breakdown of carbohydrates. Simply put, your metabolism cannot function properly without zinc.

Symptoms of a zinc deficiency: Loss of appetite, dermatitis, diarrhoea, increased susceptibility for infections, mental and psychological disorders, hair loss, reduced sense of smell and taste, delayed wound healing.


Selen is essential for many functions in the body. It plays an important role as an antioxidant, and is essential for the thyroid gland and for your immune function. It is assumed that it inhibits infections, prevents rheumatism and fights viruses.

Symptoms of a selenium deficiency: Fatigue, reduced performance, white spots on your fingernails, joint pains, pale & scaly skin, male infertility.

Your personal test results

Sample Report

As soon as your sample has been evaluated, you will be able to view your individual results report in the my cerascreen® mobile app or our secure online customer area where you can also print the report.

Result of laboratory analysis: Here are your blood values of the minerals zinc, magnesium, and selenium.

Individualised practical recommendations: We explain how you can compensate for deficient or excessive mineral values.

Important health information: Learn more about the effects and intake of zinc, magnesium and selenium.

View Sample Report

Free health advise

Do you still have questions about your test results? We offer free heatlh advice from our nutritionist by telephone— in English. During your 15 minute coaching session, our nutrition expert will explain to you not just what your results mean, but also about health in general, test taking, and answer questions about further tests. Further Information can be sent to you by Email upon request. To book our free health advise please follow the link in your results report.

How the Mineral blood Test works


Certified, reliable and accurate

cerascreen laboratory

We focus on delivering trustworthy and accurate results by working with the best accredited and certified laboratories that regularly participate in interlaboratory proficiency testing. Our goal is to always ensure a high level of quality and competency. All our partners are laboratories that provide extensive experience and are trusted as well as utilised by physicians all across Europe. Our setup of using anonymous Test-IDs ensures maximum data protection and privacy.

We use the highest certification standards for quality management:

  • ISO 9001
  • EN ISO 13485
  • Interlaboratory proficiency testing

The mineral deficiency test kit consists of


  • Several pages of illustrated instructions, explaining step by step how a blood sample is taken and how the test is performed
  • Activation card with test ID for registration
  • Disinfection cloth, swab, plaster, 2 lancets CE 0344, blood collection tube, transport tubes
  • Pre-addressed and pre-paid return mailing envelope, which you can use to send your blood sample back to the laboratory free of charge using Royal Mail

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£69.00 including VAT
£69.00 including VAT