Being vegetarian means different things to different people, and people follow a vegetarian diet for different reasons including health, religion, and ethical beliefs. However, a vegetarian diet usually fits one of the following categories:

• Semi-vegetarian – Dairy foods, eggs, chicken, and fish, but no other animal flesh.

• Pesco-vegetarian – Dairy foods, eggs, and fish, but no other animal flesh.

• Lacto-ovo-vegetarian – Dairy foods and eggs, but no animal flesh.

• Lacto-vegetarian – Dairy foods, but no animal flesh or eggs.

• Ovo-vegetarian – Eggs, but no dairy foods or animal flesh.

• Vegan – No animal foods of any type.