VITAMIN B1 HYDROCHLORIDE is one of the 8 of B vitamins. All the B vitamins convert carbohydrates into glucose that is used for energy. These B vitamins also help in the metabolism of proteins and fats. Vitamin B complex is important for maintaining healthy hair, liver, skin and eyes and also helps nervous system to function properly. Most importantly, it is used to treat beriberi and Wernicke-Korsakoff syndrome. Moreover, this one in conjunction with other nutrients may help to treat cataracts and Alzheimer’s disease.