Sources of Vitamin B1: wheat germ, rice husks and outer portion of other grains. Vegetables contain modest amounts of thiamin.
Functions of Thiamin:
- Important in cellular energy production.
 - Important for health of nerves.
 - Help maintain muscle tone (necessary to maintain a healthy heart).
 
Uses of Vitamin B1:
- Vitamin B1 used in treatment of low morale, depression and irritability.
 - May help prevent air or sea sickness.
 - May be recommended for alcoholism, multiple sclerosis, Bells palsy, Trigeminal neuralgia.
 - May help repel bites from insects such as flies and mosquitoes.