Last reviewed May 2026 · 1 min read
Is Thiamine vegan?
Also known as: Vitamin B1, Thiamin
Vegan
Suitable for a vegan diet.
Yes — The thiamine used for fortification and supplements is produced synthetically.
01 · The basics
What is Thiamine?
An essential B-vitamin that helps the body generate energy from nutrients.
02 · The source
Where it comes from
The thiamine used for fortification and supplements is produced synthetically. It is completely vegan.
Frequently asked
FAQ
Can vegans be deficient in B1?
Usually no, as B1 is abundant in whole grains, legumes, seeds, and yeast. However, heavy alcohol consumption can lead to deficiency.
Is synthetic B1 as good as natural B1?
Yes, the body absorbs and uses synthetic thiamine hydrochloride very effectively.
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