Phyto = Plants Phytochemical= Components in plants that may provide health benefits What Does Phytochemical Mean ?
Concept of Free Radicals - The Evil Side of Oxygen Form of oxygen that can damage our bodies If not neutralized into “good oxygen,” carry molecular hot potatoes : advance aging work against the immune system play role in development of chronic and degenerative diseases
Free Radicals Are very unstable React quickly with other compounds, doing cell and body damage Once produced, they multiply unless neutralized by antioxidants or other free-radical scavengers.
What Sets Off Chemical Reactions That Produce Free Radicals? Radiation from sunlight Ozone trapped in the atmosphere Air pollution Tobacco smoke Carcinogens Asbestos
What Sets Off Chemical Reactions That Produce Free Radicals? Infections Physical trauma Stress Toxic pesticides and herbicides Alcohol
Antioxidants prevent or treat cancer diabetes heart disease high blood pressure
Health Benefits Prevention of disease shown in populations having a high consumption of fruits and vegetables
Major Groups of Phytochemicals Indoles Thioallyl Derivatives Antioxidants (Beta carotene, Vitamin C and Vitamin E) Phenolic compounds Flavonoids
IndolesIndoles Food sources - Broccoli, cabbage and cauliflower Health benefit - Cancer prevention and maintain healthy cells
Health Benefits of Thioallyl Derivatives Boost immune system Increase enzyme to help get rid of carcinogens Anti-tumor properties Reduce serum cholesterol Prevent blood clots Boost immune system Increase enzyme to help get rid of carcinogens Anti-tumor properties Reduce serum cholesterol Prevent blood clots
AntioxidantsAntioxidants Beta carotene Vitamin C Vitamin E Beta carotene Vitamin C Vitamin E
Health benefits of Flavonoids Prevent cancer Prevent bone loss Antioxidant properties
Educating the Public on Phytochemicals More research is needed before supplement recommendation Information provided should be sound and scientifically based. More research is needed before supplement recommendation Information provided should be sound and scientifically based.
Educating the Public on Phytochemicals,cont. Should emphasize the importance of getting nutrients from variety of foods, not stressing getting certain nutrients through pills Follow Food Guide Pyramid recommendation
Prepared by : Diane Linder, EdD, LDN,RD, Specialist( EFNEP Coordinator) Sara Seals, PhD. Assoc. Specialist Sara Seals, PhD. Assoc. Specialist ( Nutrition and Health ) ( Nutrition and Health ) PhytochemicalsPhytochemicals