Beriberi is a Vitamin B1 (Thiamin) Deficiency

6. Diet Factors Leading to Beriberi

People who consume diets high in processed carbohydrates, such as grains, white flour, white sugar, and white rice have a higher incidence of thiamin deficiencies. The recommended daily requirement is 1.2 milligrams for adult men and 1.1 milligrams for women. Including in the diet whole grains, meats like pork and liver, enriched cereals, potatoes, nuts, and foods containing dried yeasts usually provides sufficient levels of thiamin.