vitamin

Vitamin B1 (Thiamine)

Also known as: Thiamine, B1

Half-life
1.5 h
Typical timing
morning
Food rule
with food
Default unit
mg

Studied for

Overview

Vitamin B1, also known as Thiamine, is an essential water-soluble vitamin that plays a crucial role in cellular metabolism. It is vital for converting nutrients into energy, particularly carbohydrates, which are the body's primary energy source. Thiamine is also involved in nerve, muscle, and heart function. Because it is water-soluble, the body does not store large quantities of Thiamine, requiring regular intake through diet or supplementation. Dietary sources of Thiamine include whole grains, legumes, some meats (like pork), nuts, and fortified cereals. Deficiency can occur due to inadequate dietary intake, excessive alcohol consumption, certain medical conditions, or medications. Severe thiamine deficiency can lead to conditions such as beriberi, which affects the cardiovascular and nervous systems, and Wernicke-Korsakoff syndrome, often seen in individuals with chronic alcohol use disorder, which impacts the brain (NIH Office of Dietary Supplements).

Deep dive

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Known interactions

  • Category rule: vitamin × medication
    Note

    Certain vitamins interact with specific medications (e.g., vitamin K with blood thinners).

    Specific pairs are checked against a licensed source; confirm with your provider.

Frequently asked

Sources referenced

["- NIH Office of Dietary Supplements (ODS)","- MedlinePlus","- PubChem (National Center for Biotechnology Information)","- Mayo Clinic","- Examine.com","- Cochrane Library","- U.S. Food and Drug Administration (FDA) (for drug label information)","- European Medicines Agency (EMA) Summary of Product Characteristics (SmPC) (comparative safety information)"]

Stackwise compiles summaries from publicly available scientific and regulatory references. Always verify important decisions with a licensed clinician.

Related compounds

Others in the vitamin category or studied for the same goals.

Related benefits

Other compounds studied for the same benefits as Vitamin B1 (Thiamine).

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