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Monday, 18 May 2015

8 – Rosemary and sage extracts as antioxidants for food preservation

A volume in Woodhead Publishing Series in Food Science, Technology and Nutrition
2015, Pages 177–217

8 – Rosemary and sage extracts as antioxidants for food preservation


Abstract

Rosemary and sage extracts have a long history of use as food antioxidants, where they help delay the onset of rancidity and preserve color, flavor, and nutrients. This chapter reviews the technologies used in the commercial and investigative preparation of extracts from the fresh or dried herbs, describes the types of extracts that are commercially available, including the nature of the phenolic antioxidants that are present, and provides some guidance for using the extracts in the stabilization of various foodstuffs.

Keywords

  • Carnosic acid;
  • Extraction;
  • Food antioxidant;
  • Food stabilization;
  • Rosemary;
  • Rosmarinic acid;
  • Rosmarinus officinalis;
  • Sage;
  • Salvia officinalis

Acknowledgements

The authors would like to thank our colleagues at Kalsec for their help. We would like to thank Ms. Debbie Orosz, in particular, for her assistance in the preparation of the manuscript.