Vitamin B1 (Thiamine), Blood, LC/MS/MS - Vitamin B1 is required for branched-chain amino acid and carbohydrate metabolism. Vitamin B1 deficiency is most often due to alcoholism or chronic illness. In the early stage, patients with vitamin B1 deficiency exhibit anorexia, irritability, apathy, and generalized weakness. Prolonged deficiency causes beriberi.
Significant deviations from the normal range may require further evaluation by your physician.
Overnight fasting is required.
Estimated turnaround for results is 5 business days.