Chapter 21 - Food Additives Flashcards

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1
Q

Purpose of 1958 Food Additives Amendment to the 1938 Food, Drug and Cosmetic Act:

A

to assure safety of chemicals added to foods is proven by manufacturer before use

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2
Q

2 Benefits from 1958 food additives amendment

A

Imposes a premarket approval requirement

◦Shifted burden of proof for safety from government to the manufacturer

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3
Q

The 1958 Food Additives Amendment established the creation of a list of additives known as?

A

GRA’s

“generally recognized as safe”

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4
Q

•If a food manufacturer wants to use an additive what must they do?

A

the additive must either be on the GRAS list, or they must prove it is safe

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5
Q

What is Delaney clause

A

•“no food substance can be considered safe if it is found to produce cancer when fed to man or animal, or can be shown to induce cancer by any appropriate test”

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6
Q

5 categories of food additives

A

Preservatives

Sequestrants (Chelating Agents)

color additives

Flavor additives

Stabilizers and thickeners

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7
Q

3 types of preservatives

A

Anti microbial agents

Antioxidants

Sulfites

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8
Q

4 Specific anti microbial agents

A

Sugar
◦Salt
◦Nitrites
◦Mold inhibitors

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9
Q

Where is sugar used as anti microbial agent

A

jellies, fruit, canned ham

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10
Q

Where are nitrates found

A

in bacon, hot dogs, ham, bologna

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11
Q

5 specific examples of antioxidants

A

Vitamin E and C

BHA

BHT

Sulfites

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12
Q

3 specific examples of Sulfites

A

sulfur dioxide, sodium sulfite, sodium or potassium bisulfite

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13
Q

Sulfite negative effect

A

destroy thiamin

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14
Q

Food additives definition

A

Substances that are added to foods, but are not normally consumed by themselves as foods.

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15
Q

two types of color additives

Which one requires FDA approval?

A

Natural

Artificial (FDA approval)

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16
Q

7 examples of natural color additives from plants

A

saffron, beta-carotene, caramel, annatto, riboflavin, fruit and vegetable juices, grape

17
Q

2 examples of animal derived natural color additives

A

Carmine

cochineal extract

18
Q

How are carmine and cochineal extract made

A

made from ground up insects that feed on red cactus berry

19
Q

2 types of artificial color additives

A

Lakes

Dyes

20
Q

Characteristic of lakes artificial color

A

most stable; good for use in fats/oils

21
Q

Characteristic of dyes

A

can dissolve in water

22
Q

What is FD and;C Yellow No. 5 - Tartrazine

What are its side effects?

And what population does it affect?

A

Artificial color additive

may cause allergic reactions

Hyperactive children are sensitive to it

23
Q

9 things Tartrazine is used in?

A

In pudding, beverages, candy, ice cream, cereals, medicine (Xanax), mac & cheese, salad dressing, orange drinks

24
Q

3 types of flavor additives

A

Natural

Chemical

Flavor enhancers

25
Q

Where do natural flavor additives come from

A

fruits, veg’s, beef, chicken, herbs, spices, yeast, roots, etc.

26
Q

4 types of chemical flavor additives commonly used

A

alcohols, ethers, aldehydes, and ketones

27
Q

What types of foods are flavor enhancers found in

A

in meat products, frozen food, soups, chili, sauces, stews

28
Q

3 specific examples of flavor enhancers

A

MSG, hydrolyzed soy protein, yeast extract

29
Q

Sequestrants (chelating agents) mechanism of action

A

Added to foods to bind metals such as copper, iron, calcium

30
Q

Purpose of sequestrants (chelating agents)

A

Prevents metal from inducing oxidative changes

31
Q

What 3 things do sequestrants (chelating agents) prevent

A

staleness, rancidity, off-flavors

32
Q

3 specific examples of sequestrants (chelating agents)

A

EDTA, phytates, sorbitol

33
Q

Purpose of stabilizers and thickeners

A

•Creates a smooth, uniform consistency that withstands processing/storage

34
Q

What 5 things are stabilizers and thickeners derived from

A

From pectin, gelatin, seeds, cellulose, seaweed plants