Q 01/05

The ketogenic diet was developed by doctors in the 1920s to treat which neurological condition in children?

A) Migraine

B) Narcolepsy

C) Epilepsy

D) Cerebral palsy

Answer · why

C) Epilepsy

Epilepsy drugs such as phenytoin pushed the diet aside from 1938, and it stayed out of fashion until the 1990s.

Q 02/05

Which solvent gives the fruity smell of so-called keto breath?

A) Acetone

B) Ammonia

C) Ethanol

D) Methanol

Answer · why

A) Acetone

Acetone, the solvent in nail polish remover, is one of the three ketone bodies, and it is so volatile that the body gets rid of it through the lungs.

Q 03/05

Which vegetable do keto cooks pulse into rice, mash like potatoes and bake into pizza crust?

A) Rutabaga

B) Sweet corn

C) Green cabbage

D) Cauliflower

Answer · why

D) Cauliflower

Cauliflower is 92% water and only about 5% carbohydrate, which is why it can stand in for so many starchy staples.

Q 04/05

Bulletproof coffee, inspired by a traditional tea its creator drank in Tibet, is blended with which dairy product?

A) Yogurt

B) Butter

C) Cream cheese

D) Sour cream

Answer · why

B) Butter

Butter went into Dave Asprey's morning coffee after he tasted Tibetan tea made with yak fat, and he posted the recipe on his blog in 2009.

Q 05/05

A typical keto limit of 50 grams of carbohydrate a day is less than the amount in one medium plain what?

A) Croissant

B) Doughnut

C) Waffle

D) Bagel

Answer · why

D) Bagel

Bagel fans face the starkest cut: one medium plain one holds more carbohydrate than a whole day's keto allowance, and stricter plans go as low as 20 g...