


Vitamin B1, also known as thiamine, is an essential nutrient that the body uses to derive energy from food, support the health of the nervous system, and optimize cardiac function.
Testing vitamin B1 levels is useful for individuals at risk of deficiency, such as the elderly, people with alcohol dependency, and individuals with certain medical conditions that affect nutrient absorption. It can also be beneficial for those aiming to improve their overall well-being.
The test for vitamin B1 levels helps determine whether someone has an adequate level of this nutrient for healthy bodily functions. It indicates the body's efficiency in converting food into energy, the health of the nervous system, and cardiac function.
A high level of vitamin B1 is rare and usually indicates adequate intake through diet or supplements. It is important to find a balance, as extremely high doses can be harmful.
A low level of vitamin B1 may indicate a deficiency, which can lead to health problems such as beriberi, Wernicke-Korsakoff syndrome, muscle weakness, and diminished cardiac function.
Answers to what people usually want to know.
After ordering we generate a referral letter and email you the instructions. You pick a collection point yourself and book an appointment there. Blood is drawn at the location, processed at the lab, and your result arrives digitally.
Usually very quickly. Collection points typically have slots within a few days, sometimes even same-day. It depends on how busy the location is. For a few specialist analyses we first ship collection materials, which takes a bit longer.
At most collection points yes. Some accept walk-ins. This is clearly indicated per location. You choose the location that works best for you.
Active Vitamin B1; energy metabolism and neurological function.



€44.95EUR
That depends on the test. Whether fasting is required, and from what time, is clearly stated in the instructions you receive after ordering. No surprises at the counter.
It varies per analysis: from same-day to a few working days. Standard values often come back quickly; analyses that go to an external lab can take a bit longer. You get an email with a link to your digital result, including a short explanation per value.
We work with 1,000+ collection points across the Netherlands. After ordering you'll see which locations near you are available and you pick where you'd like to go.
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