Archive Report

The Innate Sweet Tooth

Preference for Sweet-Testing Foods, Drinks

The next time the temptation to indulge in a hot fudge sundae proves overwhelming, take comfort in the knowledge that humans have a built-in predilection for sweet-tasting foods. According to biopsychologist Gary Beauchamp, evidence strongly suggests “that human infants at birth have a ’sweet tooth’ prior to any exposure to carbohydrate sugars.”1 This innate sweet tooth was crucial to humankind's successful struggle to survive, steering primitive beings away from bitter-tasting, poisonous plants and toward calorie-rich, energy-producing sweet ones.

Today, the level of sugar consumption indicates relative wealth. Researchers have observed that as a nation grows rich enough for its people to move from a subsistence diet to a more varied one, sugar intake goes up. It comes as ...

locked icon

Sign in to access this content

Get a 30 day FREE TRIAL

  • Watch videos from a variety of sources bringing classroom topics to life
  • Read modern, diverse business cases
  • Explore hundreds of books and reference titles