Vitamin B1 deficiency in children

Vitamin B1 deficiency, also known as beiberi, is due to the lack of vitamin B1 (also known as thiamine) in the body. Clinically, the symptoms of the digestive system, nervous system and cardiovascular system are the main symptoms. In areas where refined white rice is the staple food. The vitamin B1 stock in adults is 30mg, and the daily conversion is 1mg. Normal people will not show symptoms when vitamin B1 deficiency is 2 to 3 weeks.