Definition of Hay diet in English:

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Hay diet


A diet in which carbohydrates are eaten at separate times from fruit and proteins, in the belief that this aids digestion.
Example sentences
  • He also maintains a healthy lifestyle, favouring the Hay diet, which avoids mixing proteins and starches in the same meal.
  • I also did the Hay diet, which cured arthritis in my feet.
  • Food combining has become the hallmark of the Hay diet in recent years.


1930s: named after William Howard Hay (1866–1940), the American physician who devised it.

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