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Flashcards in Food Additives Deck (62)
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1

Why is Vitamin A added to skim milk?

Because it is removed with the fat during the skimming

2

Why are phosphates and polyphosphates added to sausages, cured hams, and cooked poultry?

To increase the water holding capacity and reduce drip loss

3

Which food product consumes the greatest quantity of food colorant annually?

Beverages

4

Which approved sweetner has the greatest sweetness relative to sugar?

Saccharin (300 X sugar)

5

What water soluble pigments occurring in fruits and vegetables have hues that depend on pH?

Anthocyanins

6

What unique sensory property does the protein thaumatin possess?

2000-2500 times sweeter than sucrose

7

What synthetic colorants must be listed by name on the label ingredient statement when it is added to prepared foods?

FD&C Yellow No. 5 and No. 6

8

What sweetener did Ira Remsen along with Constantin Fahlberg discover in 1879?

Saccharin

9

What sugar alcohol is 50% as sweet as sucrose?

Sorbitol

10

What non-cariogenic sugar alcohol has the same relative sweetness as sucrose?

Xylitol

11

What is the mutated bacterium used in the Ames mutagenicity test?

Salmonella Typhimurium

12

What is the maximum amount of SO2 permitted in dried fruits?

2000 mg/kg

13

What is the maximum amount of benzoic acid and benzoates permitted?

GRAS up to 0.1%

14

What is the major carotenoid pigment in corn?

Xanthophyll

15

What is the isomer of Vitamin C often used in the curing of meats?

Erythorbic acid

16

What is the function of a humectant?

Binds water, lowers water activity

17

What is the definition of a color additive?

Any dye, pigment, or other substance capable of coloring a food, drug, or cosmetic on any part of the body

18

What is the common name for the group of oxygenated carotenoids?

Xanthophylls

19

What is the cheapest thickener in the US and what is the most expensive?

Cheapest - unmodified corn starch ($0.18/kg), expensive - agar ($26-31/kg)

20

What is the brand name for the noncaloric sweetener Acesulfame K?

Sunette

21

What is the best known flavor enhancer?

Monosodium glutamate

22

What is BST and what does it do?

Bovine Somatotropin - hormone that increases milk production

23

What is another name for yellow #5?

Tartrazine

24

What food is the primary application for lecithin as an additive?

Chocolate

25

What does the term "Coal Tar Dye" mean?

Applies to a group of chemical compounds formally known as aniline dyes

26

What does the acronym EDTA stand for?

Ethylene diamine tetracetic acid

27

What are the two types of certified food colorants?

Lakes (water and oil soluble) and dyes (water soluble)

28

What are the main antimycotic agents used in intermediate moisture foods?

Propylene glycol and sorbates

29

What are “designer foods”?

Food product formulated to contain enhanced levels of beneficial phytochemicals

30

What additive can be legally used to restore the color of fresh meat?

none