The "Banting" diet refers to a low-carbohydrate, high-fat (LCHF) eating plan originally popularized in the mid-19th century by William Banting.

Foods to avoid entirely, including sugar, grains, and processed seed oils.

Frederick Banting (1891–1941): Discoverer of insulin - PMC

Foods to eat in moderation, like certain fruits and nuts.

Sir Frederick Banting and Charles Best, under the supervision of J.J.R. Macleod, successfully isolated insulin at the University of Toronto .