The vegan diet excludes all animal foods: meat, eggs, milk and honey. You can only eat vegetables, fruits, vegetables and cereals integrated.

It is not an easy diet to follow not only from the point of monotony of food, but by offering lower nutritional quality, by limiting the body of essential amino acids, vitamin B12, and calcium, iron and zinc.

Vitamin B12 is found only in foods of animal origin and its lack affects the formation of red blood cells (anemia), mental disorders and impaired hearing.

This type of diet is not advisable for pregnant women, nursing mothers, children, adolescents, people with chronic anemia, osteoporosis or other type of vitamin deficiency.

However, a strict vegetarian diet can be balanced through plant foods rich in protein and essential amino acids such as peanuts, red beans, soybeans, among others. Also can supplement this diet with supplements Vegetarian vitamins B12.