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Biochemistry Vitamins Home collection available

Vitamin B1 (Thiamine Pyrophosphate), Blood

Parameters1 tested
SampleBlood
FastingNot required
Report in24-48 hrs

How to prepare

No fasting needed

You can eat and drink normally before the test.

Good to know

No special preparation needed.

Medicines

Tell our phlebotomist about any medicines you take. Don't stop them without asking your doctor.

Comfortable clothes

Wear a loose sleeve so the sample can be taken easily from your arm.

How it works

Book onlinePick a time slot
Home visitSealed, sterile kit
Lab testingBarcode tracked
ReportIn 24-48 hrs

About this test

Vitamin B1 (thiamine) helps turn food into energy and keeps nerves and heart healthy. This test measures its active form in blood.

Why is this test done?

  • Investigate nerve problems or confusion
  • Check deficiency in heavy alcohol users
  • Investigate heart failure of unclear cause

Symptoms — when should you get tested?

  • Tingling or burning feet
  • Confusion or poor memory
  • Unsteady walk
  • Swelling of legs and breathlessness

Normal range

Adults 70 – 180 nmol/L

Reference ranges differ slightly between labs, methods, age and sex. Always discuss your report with your doctor.

If your result is high

High levels are uncommon and usually due to supplements.

Common reasons
  • Supplements

If your result is low

Low thiamine can cause beriberi and Wernicke's encephalopathy.

Common reasons
  • Alcohol overuse
  • Diet mainly of polished rice
  • Long vomiting
  • After weight-loss surgery

How is the test done?

  1. 1
    Book online

    Choose your slot for home collection or a visit to our centre.

  2. 2
    Blood sample taken

    A trained phlebotomist takes a small blood sample from a vein in your arm with a sealed, single-use needle. It takes about 2 minutes.

  3. 3
    Tested in our lab

    Your barcoded sample is tested on automated machines with strict quality checks.

  4. 4
    Report on WhatsApp

    A pathologist checks the result and the report reaches you on WhatsApp and email.

Frequently asked questions

No fasting is needed for this test. You can eat and drink normally.

Your report is usually ready in 24-48 hrs after the sample reaches our lab. We send it on WhatsApp and email, and you can also download it from the Reports page.

Please call our team to confirm whether home sample collection is available for your location and test.

This test needs a blood sample. No special preparation needed.

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