They do not eat meat, fish, poultry, milk, or other dairy products. Lacto-vegetarians eat all plant foods, as well as milk and other dairy products. They do not eat meat, fish, poultry, or eggs. Pesco-vegetarians eat all plant foods and fish. They do not eat red meat, poultry, eggs, milk, or other dairy products.
Vegans eat only plant foods, predominantly fruits, vegetables, and grains.
Most vegetarian diets are nutritionally adequate except for the pesco and vegan diets which are low in many nutrients. Vegetarians who avoid milk and other dairy products may need a calcium supplement. They should drink calcium-fortified juices or soy milk. Eating a vegetarian diet can lead to improved health when food choices are healthy ones. Unfortunately, some people change to a vegetarian diet, yet, continue to make bad food choices, by eating large amounts of junk foods.