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EntityQ539571· pop 12· linked from 82 articles

Also known as Olean, sucrose polyester

Olestra (also known by its brand name Olean) is a fat substitute food additive that adds no metabolizable calories to products. It has been used in the preparation of otherwise high-fat foods, thereby lowering or eliminating their fat content.

Key facts

Drug.Verifiedfields
changed
Drug.Watchedfields
changed
Drug.image
Olestra.svg
Drug.image_class
skin-invert-image
Drug.image2
Olestra stereo animation.gif
Drug.caption
Top: Generic 2D structure of olestra, where R = H or fatty acid group, C(O)CnHmBottom: Stereoscopic animation of a representative olestra molecule with 8 unsaturated fatty acid groups
Drug.tradename
Olean
Drug.legal_US
otc
Drug.CAS_number
121854-29-3
Drug.ChemSpiderID
none
Drug.UNII
6742Y30KGK
Drug.chemical_formula
(where fatty acids are saturated)
Drug.molecular_weight
Variable

via Wikipedia infobox

Research

228 papers

via PubMed

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Commons category
Olestra
Sources (1)

via Wikidata · CC0

~10 min read

Article

7 sections
Contents
  • Commercialization
  • Discontinued products
  • Side effects
  • Chemistry
  • Applications
  • References
  • External links

Olestra (also known by its brand name Olean) is a fat substitute food additive that adds no metabolizable calories to products. It has been used in the preparation of otherwise high-fat foods, thereby lowering or eliminating their fat content.

The Food and Drug Administration (FDA) approved olestra for use in the US as a replacement for fats and oils in prepackaged ready-to-eat snacks in 1996, concluding that such use "meets the safety standard for food additives, reasonable certainty of no harm". In the early 2000s, olestra lost popularity due to supposed side effects and is largely phased out, but products containing the ingredient are available in some countries. As of 2024, no products using olestra are sold in the United States.

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