Vitamin B1 is also known as

Vitamin B1 is also known as Thiamin (or Thiamine). It is a water-soluble vitamin essential for carbohydrate metabolism and proper functioning of the nervous system. Its deficiency causes beriberi and Wernicke-Korsakoff syndrome. Riboflavin is Vitamin B2, which is important for energy production and cellular function. Retinol is Vitamin A, important for vision and immune function. Tocopherol is Vitamin E, an antioxidant. Sources of thiamin include whole grains, legumes, pork, and fortified foods.