what is beriberi caused by
Beriberi disease is a disease caused by vitamin B1(thiamine) deficiency. Primary cause of the disease is malnutrition in the form of reduced intake of essential nutrients by the economically weaker sections of the society.Beriberi disease also occurs in populations who take polished white rice as main staple food.eriberi disease is a disease caused by vitamin B1(thiamine) deficiency. Primary cause of the disease is malnutrition in the form of reduced intake of essential nutrients by the economically weaker sections of the society.