UMass Amherst NUTRITN 130 - Food Additives and Organic Foods (3 pages)

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Food Additives and Organic Foods

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Food Additives and Organic Foods


We discussed food additives and organic foods.

Lecture number:
Lecture Note
University of Massachusetts Amherst
Nutritn 130 - Nutrition for a Healthy Lifestyle
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Nutrition 130 1st Edition Lecture 35 Learning Outcomes Understanding why we use additives in our foods and safety regulations placed on them What are EPAs and residues they have Knowing what organic foods are and how labels affect how really organic they are Why do we use additives Flavoring agents Flavor enhancers Colorings Texture enhancers Vitamin and minerals Preservatives Antioxidants Mold inhibitors Additive safety GRAs generally recognized as safe Recognized as safe by scientific community Used in food prior to 1958 Delany Cause 1958 No additive may be permitted in any amount if tests show that it produces cancer when fed to man or animals or by other appropriate tests GRAs additives of concern Sulfites o Preservatives o Antibacterial and antifungal properties These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute o Commonly used in grocery stores o FDA banned in salad bars Nitrites o Give processed meat their pink color o Inhibit microbial growth o Converted to nitrosamines during cooking o Nitrosamines have been found to be carcinogenic in animals Residues on Foods EPA Chemicals can persist and accumulate in foods These residues can include Persistent organic pollutants Synthetic insecticides herbicides fungicides Growth hormone farmers can use less feed Shoppers guide to pesticides foods with high in pesticides residue Dietary Dozens top 5 o Celery o Peaches o Strawberries o Apples o Blueberries o You will be better off buying these organic USDA organic foods NO GMOs Minimal no o Synthetic pesticides o Petroleum based fertilizers No antibiotics or growth hormones Not the same as all natural no regulation 100 organic only organic ingredients Organic greater than or equal to 95 of ingredients are organic Made with organic ingredients greater than or equal to 70 of ingredients are organic Genetically modified Organisms GMOs Gene that expresses desired trait is extracted from cell Gene is combined with DNA of host cell that lacks this gene Rapid Growth in adaption of genetically engineered crops continues in the US Soybeans 93 and corn 63 are being highly modified

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