Thiamine hydrochloride (HCl) is water-soluble which makes it harder to manufacture, but much more effective as the body can absorb it easier. That's why G&G only use thiamine hydrochloride in their vitamin B1. Suitable for vegetarians and vegans, approved kosher and does not contain any allergens
This product is hypoallergenic / does not contain any of the 14 major allergens listed in Annex II (1169/2011) of the EU Food Information for Consumers Regulation.