Ingredient

Thiamine

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Source
Unknown
Not yet classified by editors
Allergen
No
Role in food
Thiamine is added to foods as a nutrient supplement, particularly in enriched grains like …

What it is

Thiamine, also known as vitamin B1, is a water-soluble vitamin essential for carbohydrate metabolism and nerve function. It is found naturally in whole grains, meat, and legumes. It can also be produced synthetically for use as a food additive.

Why it's used

Thiamine is added to foods as a nutrient supplement, particularly in enriched grains like bread and cereals, to help prevent deficiencies. It is also used as a flavoring agent in some processed foods.

Health notes

Thiamine is recognized as safe and effective by the FDA when used as a nutrient supplement. It is an essential nutrient, and deficiency can lead to serious health issues. International bodies like JECFA and EFSA have evaluated thiamine. Typical intakes from fortified foods are generally considered safe and beneficial for public health.

Allergen info

Thiamine is not a major allergen and does not contain gluten. It is not derived from any of the nine FDA major allergens.

Products containing Thiamine

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Last updated: September 28, 2026

Note: This site presents label data from USDA FoodData Central for general information. It is not medical advice. Check the package label; formulations change.