The B vitamin complex includes eight vitamins. Vitamin B1, or thiamin, is an important one among them. Thiamin is a water-soluble vitamin and has important roles in metabolism
Kadakkal RadhakrishnanÂ
https://www.msn.com/en-us/health/nutrition/the-importance-of-vitamin-b1-or-thiamin-in-your-child-s-diet/ar-AAPVkUy?ocid=msnews
However, we do not wait for the tests to treat due to the potential serious nature of the deficiency. These patients are sick and have to be monitored and treated in hospitals, sometimes in an intensive care setting. Doctors decide on the dose of thiamin based on the child’s weight and age. In severe deficiency states, the initial doses are given intravenously, followed by oral supplementation.
Kadakkal Radhakrishnan