- Vegan : consumes only plant-based foods. No animal products (meat, poultry, fish, dairy and eggs) including honey (which is made from bees) and some vegans may even refrain from yeast in extreme cases.
- Semi-vegetarian : a lacto-ovo-vegetarian who occasionally eats servings of meat, poultry or fish.
- Lacto-vegetarian : consumes dairy products but no meat, fish, poultry or eggs.
- Ovo-vegetarian : consumes eggs, but no dairy, meat, fish or poultry.
- Lacto-ovo-vegetarian : consumes dairy products and eggs, but no red meat, poultry or fish.
- Pesca-vegetarian : a lacto-ovo vegetarian who consumes fish and/or seafood.
- Pollo-vegetarian : a lacto-ovo vegetarian who consumes poultry.
Chapter: Food :: 29 May 2007
