Table 1.

Vegetarian Diets: Definitions

Typea	Description
Flexitarianb	Occasionally consumes animal flesh (meat, poultry) and fish, eggs, dairy
Pesco-vegetarian	Excludes animal flesh but does include fish
Lacto-ovo vegetarian	Excludes all flesh; includes diary and eggs only
Lacto vegetarian	Excludes all flesh and eggs; includes dairy only
Ovo vegetarian	Excludes all flesh and dairy; includes eggs only
Vegan	Excludes all animal products
Macrobiotic vegetarianb	Variable dietary restrictions; includes wild meat/game and fish in some variations of the diet
Fruitarian	Includes fruit, nuts, seeds and a some vegetables

^aDefinitions from Phillips 2004 [14]

^bReaders are advised to exercise caution in their interpretation of Flexitarian and Macrobiotic diets as vegetarian diets; owing to their selective inclusion of meat, poultry, fish and seafood, such diets might not be truly vegetarian