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Phenolic antioxidants from herbs and spices
1Department of Food aind Nutrition, Faculty of Human Life Science, Osaka City University, Sumiyoshi, Japan. nakatani@life.osaka-cu.ac.jp
Biofactors (Oxford, England)
|March 10, 2001
Summary
Spices and herbs are rich sources of natural antioxidants, crucial for preventing diseases linked to lipid peroxidation. This research identified over a hundred known and novel antioxidant compounds from various plant families.
Area of Science:
- Phytochemistry
- Natural Product Chemistry
- Medicinal Chemistry
Background:
- Spices and herbs are recognized for their natural antioxidant properties.
- Oxidative stress and lipid peroxidation are implicated in various diseases.
- Natural antioxidants offer a potential strategy for disease chemoprevention.
Purpose of the Study:
- To identify and characterize novel and known antioxidant compounds from various spices and herbs.
- To explore the chemopreventive potential of these natural compounds.
- To investigate structure-activity relationships of isolated antioxidants.
Main Methods:
- Extraction and isolation of compounds from selected plant species.
- Chemical characterization and structural elucidation of isolated compounds.
- Assessment of antioxidant activity and structure-activity relationship analysis.
Main Results:
- Over 100 antioxidant compounds were identified from Labiatae, Zingiberaceae, Myrtaceae, and Rutaceae families.
- Significant numbers of active compounds were isolated from Rosmarinus officinalis, Thymus vulgaris, Origanum vulgare, O. majorana, Zingiber officinale, Curcuma spp., Pimenta dioica, and Murraya koenigii.
- Structure-activity relationships of several isolated compounds were discussed.
Conclusions:
- Spices and herbs are valuable sources of diverse, potent antioxidant compounds.
- These natural compounds hold promise for the chemoprevention of diseases associated with lipid peroxidation.
- Further research into the biological activities and applications of these compounds is warranted.