Definitions
Natural Antioxidants
Synthetic Antioxidants
100
A substance that delays the onset or slows the rate of oxidation. It is used to extend the shelf life of food.
What is an antioxidant?
100
Vitamin E, Vitamin C, Selenium
What are some antioxidants in nature?
200
Improves the action of antioxidants
What is/are synergists?
200
Citric Acid and Ascorbic Acid
What are synergists?
200
Slow down rancidity
What are advantages of synthetic antioxidants?
300
Compounds which have a distinctive structure with alternate single and double C to C (conjugate) bonds.
What is a carotenoid?
300
Natural antioxidants can add colour and an aftertaste to food, and can be less effective at slowing down the rate of rancidity than synthetic antioxidants
What are some disadvantages of antioxidants?
300
Synthetic antioxidants are food additives and need to be regulated by policies and legislation to ensure their safe use in food policies regarding the labelling and safe use of food additives can be difficult to implement and monitor, especially in developing countries and internationally.
What are some of the universal disadvantages of synthetic antioxidants?
400
Polyphenolic compounds
What is a flavonoid?
400
Reduce risk of cancer and heart disease by inhibiting the formation of free radical/Vitamin C is vital for the production of hormones and collagen
What are some advantages of antioxidants?
400
Consumers perceive synthetic antioxidants to be less safe because they are not naturally occurring in food
What are some of the economical disadvantages of synthetic antioxidants?
500
Some examples of this would be rosary, tea, and ground mustard.
What is a chelating agent?
500
Phenol,Tertiary Butyl Group
What are some of the common structures in synthetic antioxidants?
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