Table 1.

Basic principles of diet groups captured in the Adhering to Dietary Approaches for Personal Taste (ADAPT) Feasibility Survey

Self-identified diet*	Reduces or eliminates	Does include
Try to eat healthy (TTEH)		No external practices/guidelines exist for this group, respondents who selected this diet might mean a variety of different eating patterns
Whole food, plant-based (WFPB)	All meat (red, poultry, fish), dairy, processed food, added sugar, added oil, added/high salt	Whole grains, fruits, vegetables, legumes, nuts and seeds
Vegan and raw vegan (vegan)	All meat (red, poultry, fish) and dairy Raw vegans avoid cooked food	Whole grains, fruits, vegetables, legumes, nuts and seeds. Some vegans avoid processed food, some eat a lot of it Raw vegan emphasises raw vegetables, fruits, nuts and seeds, soaked grains
Paleo	Grains, dairy, legumes and processed foods	Meat, fish, vegetables, some fruits, nuts/seeds
Vegetarian and pescatarian (vegetarian)	Meat, including red meat, poultry and usually fish	Whole grains, fruits, vegetables, legumes, nuts and seeds. Does not ‘emphasise’, but many vegetarians do eat processed foods. Some people may or may not eat eggs and cheese. Pescatarians include fish
Whole food (combined from those who selected ‘whole food’, ‘Mediterranean’ and ‘locavore/local diet’)	Processed foods	Meat, dairy, fish, whole grains, fruits, vegetables, legumes, nuts and seeds
Weston A. Price (WAP) diet	Processed foods, industrial oils, pasteurised dairy, conventionally raised animal products	Meat (emphasises pasture-raised and includes organ meat, skin, bones, etc.), fish with skin, non-pasteurised, full-fat dairy (especially butter), egg with yolks, vegetables cooked with butter, fruits raw or cooked with added fat, whole grains, legumes, nuts, bone broth
Low-carb	Flour, sugar, refined grains, limited fruit, starchy vegetables	Meat, dairy, vegetables and some fruit, nuts/seeds. Whole grains and starchy vegetables may be limited (a variety of different low-carb approaches may be captured in this group)

^*In addition to the food summarised in this table, many of these diet groups also make specific supplement recommendations.