Facts about Sugar, Glucose and Fructose


Sugar, Glucose or Fructose

Fructose has recently been the focus of much interest as a possible contributor to the current epidemic of metabolic diseases.

Facts about Sugar, Glucose and Fructose

  • Fructose and sugar are not essential for any physiological function – you don’t need it
  • Glucose is essential to all cells to generate energy and an exclusive energy fuel for the brain
  • Fruit and honey contain small amounts of fructose and glucose
  • Our fructose intake today mainly  comes from sugar (glucose and fructose combined)
  • You don’t need to consume sugar to maintain blood glucose levels.  (Until recently our dietary source for glucose was derived from complex carbohydrates)
  • Sugar is easily digested and spikes blood glucose levels and the fructose part can increase triglycerides (can have an increasing effect on total cholesterol)
  • Diabetics should exclude sugar in their diet because of the effect on the triglycerides and healthy active people should limit the consumption there of
  • A high fructose and sucrose (sugar) diet can increase body fat and body weight
  • Too much fructose in the diet can increase fat storage in the liver and can cause a non-alcoholic fatty liver
  • A high fructose intake can cause insulin resistance on the long run but we need more research
  • Small amounts of fructose (40g/d) will not increase plasma triglycerides but can increase LDL cholesterol

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