Vitamins are essential to proper body function. They are involved at low concentrations in many vital processes.
Vitamin B1 is part of the water-soluble vitamins, meaning that it dissolves in water. It is not stored by the body and regular intake is therefore necessary.
Where to find vitamin B1?
Vitamin B1 is found in cereal foods: bread, cereals, but also whole rice, fish, brewer's yeast. Some vegetables contain vitamin B1, such as watercress or fennel.
Vitamin B1 and sports
Vitamin B1 is essential to convert carbohydrates into energy. It is necessary to the proper function of the nervous system and muscles.
Vitamin B1 needs
Athletes' needs for vitamin B1 are 1.3 mg / kg of body weight / day. These needs can be increased depending on the energy expenditure.
Its absorption may be altered by excess consumption of coffee, tea and alcohol.
The risks of a vitamin B1 deficiency are very low in industrialised countries. Deficiency will lead to fatigue, weight loss, and depressed mood. Vitamin B1 deficiency is also the cause of Beriberi.
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