issue 5-additives in food
TRANSCRIPT
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8/14/2019 Issue 5-Additives in Food
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A substance added to foods during
processing to improve colour, texture,flavour, or keeping qualities.
For examples are antioxidants, emulsifiers,thickeners, preservatives, and colourants.
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Food additives may be natural or
artificial.
Common natural additives include
sugar, salt, corn syrup, baking soda, andpepper.
Many modern additives, such asvitamins and some flavours are made ina laboratory (artificial).
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To maintain or improve nutritional quality;
To maintain product quality andfreshness;
To aid in the processing or preparation of
food;
To make food more appealing.
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Lecithin is found from yolks egg can act as
the emulsifier that keeps cocoa and cocoa
butter in a candy bar from separating.
Pectin from plants can be used as a gellingagent, thickening agent and stabilizer in
food.
Caramel as natural food colouring. Vitamins A, E and D as antioxidants.
Jelly from seaweeds as food stabilizer
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Antioxidants
slows down theoxidation of fat in
food.
Prevents oily or
fatty foodbecoming rancid.
Examples:
ascorbic acid(vitamin C), Citric
acid
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Food colouring
Colourings are added tofood to replace colourslost during preparation,
or to make food lookmore attractive.
Examples:
Metanil yellow, Caramel,
Azo compounds,Triphenyl compounds
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Flavouringagents
adds taste or fragrant
smells to make food
more edible.
Examples
monosodium glutamate,
Aspartame (sweetener)
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PreservativesPreservatives prevent or
inhibit spoilage of fooddue to fungi, bacteria
and othermicroorganisms.
Examples:
Benzoic acid, Sodiumbenzoate, Tartrazine,sulphur dioxide, Sodiumnitrite
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Thickening
agents
Thickens liquid such
as soup and sauce
Examples:
Gelatin (agar),Starch
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Tiredness
Itchy skin
Disturbance in the digestive system Food poisoning
Cancer
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Cancer
Asthma
Food poisoning Stunted development of childs mind
Hyperactive children
Skin diseases
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Chest pains
Shortness of breath
Headaches Brain damage in babies and children
Increases the heartbeat rate
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Damage to the liver, brain and kidneys.
Hair loss
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Chemical Type of food additive Effect on healthDimethyl sulphate Flavouring Paralysis
ComaDeathSerious withering ofskin
Amyl acetate Flavoring Depression of thenervous system
Chest painsHeadachesTiredness
Calcium disodiumEDTA
Preservative GastritisKidney damageBlood found in urine(Hematuria)Muscle stiffness
Carrageenan Stabiliser andemulsifier
Tumour
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Food additives Maximum quantity that is allowedper kilogram of food
Benzoic acid (preservative) 350 mg
Ascorbic acid (antioxidant) 2000 mg
Sulphur dioxide (preservation) 20 mg
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Food Additive and Ingredient Association. Understanding Food
Additives. Retrieved on August 2, 2010 fromhttp://www.understandingfoodadditives.org/
Janet Starr Hull. Food Additives to Avoid. Retrieved on August 5,2010 from http://www.sweetpoison.com/food-additives-to-avoid.html
Karl Loren. Chemical Food Additives From Designed Nutritional
Products-- The New Source Of Hidden Aldimine Drugging?Retrieved on August 3, 2010 fromhttp://www.chelationtherapyonline.com/articles/p235.htm
Larry & Belle Jacobson , Chemical Cuisine Learn about FoodAdditives. Retrieved on August 5, 2010 fromhttp://www.cspinet.org/reports/chemcuisine.htm
Nac. Food Additive. What you always wanted to know about foodadditives but had no one to ask. Retrieved on August 4, 2010 fromhttp://nac.allergyforum.com/additives/
New Zealand Food Safety Authority. Identifying food additives.Retrieved on August 5, 2010 fromhttp://www.nzfsa.govt.nz/consumers/chemicals-nutrients-additives-
and-toxins/additives-booklet/index.htm.
http://www.understandingfoodadditives.org/http://www.sweetpoison.com/food-additives-to-avoid.htmlhttp://www.sweetpoison.com/food-additives-to-avoid.htmlhttp://www.chelationtherapyonline.com/articles/p235.htmhttp://www.cspinet.org/reports/chemcuisine.htmhttp://nac.allergyforum.com/additives/http://www.nzfsa.govt.nz/consumers/chemicals-nutrients-additives-and-toxins/additives-booklet/index.htmhttp://www.nzfsa.govt.nz/consumers/chemicals-nutrients-additives-and-toxins/additives-booklet/index.htmhttp://www.nzfsa.govt.nz/consumers/chemicals-nutrients-additives-and-toxins/additives-booklet/index.htmhttp://www.nzfsa.govt.nz/consumers/chemicals-nutrients-additives-and-toxins/additives-booklet/index.htmhttp://www.nzfsa.govt.nz/consumers/chemicals-nutrients-additives-and-toxins/additives-booklet/index.htmhttp://www.nzfsa.govt.nz/consumers/chemicals-nutrients-additives-and-toxins/additives-booklet/index.htmhttp://www.nzfsa.govt.nz/consumers/chemicals-nutrients-additives-and-toxins/additives-booklet/index.htmhttp://www.nzfsa.govt.nz/consumers/chemicals-nutrients-additives-and-toxins/additives-booklet/index.htmhttp://www.nzfsa.govt.nz/consumers/chemicals-nutrients-additives-and-toxins/additives-booklet/index.htmhttp://www.nzfsa.govt.nz/consumers/chemicals-nutrients-additives-and-toxins/additives-booklet/index.htmhttp://www.nzfsa.govt.nz/consumers/chemicals-nutrients-additives-and-toxins/additives-booklet/index.htmhttp://www.nzfsa.govt.nz/consumers/chemicals-nutrients-additives-and-toxins/additives-booklet/index.htmhttp://www.nzfsa.govt.nz/consumers/chemicals-nutrients-additives-and-toxins/additives-booklet/index.htmhttp://nac.allergyforum.com/additives/http://www.cspinet.org/reports/chemcuisine.htmhttp://www.chelationtherapyonline.com/articles/p235.htmhttp://www.sweetpoison.com/food-additives-to-avoid.htmlhttp://www.sweetpoison.com/food-additives-to-avoid.htmlhttp://www.sweetpoison.com/food-additives-to-avoid.htmlhttp://www.sweetpoison.com/food-additives-to-avoid.htmlhttp://www.sweetpoison.com/food-additives-to-avoid.htmlhttp://www.sweetpoison.com/food-additives-to-avoid.htmlhttp://www.sweetpoison.com/food-additives-to-avoid.htmlhttp://www.understandingfoodadditives.org/