1Topic 5 - Food Additives:“une cire toxique sur les fruits et légumes” – headline of La Presse (but correction on page 5)It is true that wax is added to fruits and vegetables: after apples are picked, they are washed to remove residues, and as they are watched the wax that is naturally present on the surface is removed. This wax is important because it prevents the fruit from drying up/help prevent moisture lossoBeeswaxoCarnauba wax (from south America – same wax used on shoe polish)oCandelilla waxoShellacA chemical known as Morpholineis added to the wax to make it easier to applySome people are concerned that morpholine converts in the body with naturally occurring chemicals to form a substance called Nitroso-Morpholine(some studies suggest that in very highamounts, in animals, nitroso-morpholine might be carcinogenic)The amounts are so minimal that it’s not a concern according to Health CanadaPresence of Nitratesin vegetables, such as in cabbageNitrate is naturally present in the cabbage – interacts with amine (body chemical) to form nitrosamineswhich is also potentially carcinogenic…Agency that control the safety and quality of food: Canadian Food Inspection Agency(CFIA)The romans loved wine – it was fortified with lead acetateto make it sweeterThey would add Copper salts to make vegetables greener, more appealingBakers would add Plaster of Paris(CaSO4) to their flour to extend the flourBaker in London run out of CaSO4and replaced it with… Arsenic oxide(As2O3)Nature contains a number of toxic chemicals – such as Cyanide compound:oBitter almondsoLima beansoFruit seedsoCassava rootsThe cyanide must be removed from these aliments! Has to be properly prepared to avoid serioushealth issues.Ex. In health food stores, sassafras leaves (to make tea) contain a chemical called safrole which isa potential carcinogen. Safrole was banned from root beer because of this particular case, but yet people still buy sassafras leaves…Chemicals are needed in our food, because we are made out of chemicals!“Wileswood Popcorn” list of ingredients: genuine popcorn, pure vegetable oil, natural salt, REAL artificial color!Chicken noodle soup ingredients:
2Noodles come first, salt comes in SECOND… Salt in not classified as an additive but as an ingredientSalt (NaCl) – we are taking in too muchAccording to the World Health Organization the recommended intake: 2.0g/dayThe global average is nearly 4g/day (twice the recommended amount)Canada is close to the averageKazakhstan 6g/day!!!Next to sugar, salt is the most widely added ingredient to foodIn Canada: Sugar and Salt are NOTfood additivesIn USA: Sugar and Salt AREfood additivesSalt is prevalent in PREPARED food (vs. regular food),
3Processed cheese has twice the amount of sodium (Na) as compared to regular cheese!
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- Spring '11
- Silent Spring, Food coloring, Sucralose, E number, Food additive