Overview of Olestra: A New Fat Substitute

Olestra is a mixture of hexa-, hepta- and octa-esters formed from the reaction of sucrase and long chain fatty acids isolated from edible oils. Olestra has properties similar to those of traditional triglycerides but is not hydrolyzed by pancreatic lipases and, therefore, serves as a noncaloric repl...

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Main Authors: Richard Hunt, Nora L Zorich, Alan BR Thomson
Format: Article
Language:English
Published: Wiley 1998-01-01
Series:Canadian Journal of Gastroenterology
Online Access:http://dx.doi.org/10.1155/1998/389685
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author Richard Hunt
Nora L Zorich
Alan BR Thomson
author_facet Richard Hunt
Nora L Zorich
Alan BR Thomson
author_sort Richard Hunt
collection DOAJ
description Olestra is a mixture of hexa-, hepta- and octa-esters formed from the reaction of sucrase and long chain fatty acids isolated from edible oils. Olestra has properties similar to those of traditional triglycerides but is not hydrolyzed by pancreatic lipases and, therefore, serves as a noncaloric replacement for fats in the diet. The safety of olestra has been established in over 100 studies in seven different species of animals, with confirmatory safety data coming from approximately 75 human studies; consumption of olestra at levels typical for savoury snacks does not result in reports of gastrointestinal problems in humans. This is consistent with the results of studies of the physiological and morphological effects of olestra in animals and in humans. It is anticipated that olestra will be available in Canada in the near future. Patients will soon be asking their physicians about its use. This article provides an overview of olestra.
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series Canadian Journal of Gastroenterology
spelling doaj-art-ff29bf596b09453ebac84d38bb8f637a2025-02-03T01:23:06ZengWileyCanadian Journal of Gastroenterology0835-79001998-01-0112319319710.1155/1998/389685Overview of Olestra: A New Fat SubstituteRichard Hunt0Nora L Zorich1Alan BR Thomson2McMaster University, Hamilton, Ontario, CanadaProcter & Gamble Company, Cincinnati, Ohio, USADivision of Gastroenterology, University of Alberta, Edmonton, Alberta, CanadaOlestra is a mixture of hexa-, hepta- and octa-esters formed from the reaction of sucrase and long chain fatty acids isolated from edible oils. Olestra has properties similar to those of traditional triglycerides but is not hydrolyzed by pancreatic lipases and, therefore, serves as a noncaloric replacement for fats in the diet. The safety of olestra has been established in over 100 studies in seven different species of animals, with confirmatory safety data coming from approximately 75 human studies; consumption of olestra at levels typical for savoury snacks does not result in reports of gastrointestinal problems in humans. This is consistent with the results of studies of the physiological and morphological effects of olestra in animals and in humans. It is anticipated that olestra will be available in Canada in the near future. Patients will soon be asking their physicians about its use. This article provides an overview of olestra.http://dx.doi.org/10.1155/1998/389685
spellingShingle Richard Hunt
Nora L Zorich
Alan BR Thomson
Overview of Olestra: A New Fat Substitute
Canadian Journal of Gastroenterology
title Overview of Olestra: A New Fat Substitute
title_full Overview of Olestra: A New Fat Substitute
title_fullStr Overview of Olestra: A New Fat Substitute
title_full_unstemmed Overview of Olestra: A New Fat Substitute
title_short Overview of Olestra: A New Fat Substitute
title_sort overview of olestra a new fat substitute
url http://dx.doi.org/10.1155/1998/389685
work_keys_str_mv AT richardhunt overviewofolestraanewfatsubstitute
AT noralzorich overviewofolestraanewfatsubstitute
AT alanbrthomson overviewofolestraanewfatsubstitute