Sunday 25 December 2011

Sugar and Fat


Sugar and Fat



             It is essential to learn few facts about sugar before you randomly cut down on your sugar intake.

             As mentioned earlier, all the natural food sources contain some amount of sugar.



It is a common misconception that sugar is directly responsible for an increase in weight and obesity.  One of the common arguments is that the foods containing sugar also contain fat. One of the facts is that the foods containing sugars and fat are very low in number. Sugar, like any other carbohydrate provides only 4 kcal/g of calories as opposed to fats, which provide 9 kcal/g of calories. There are other factors to count on. There are other nutrients, which have different effects on the food intake or on the rate of metabolism; therefore, they have different influences on the balance of energy and weight. Nutrients exercise an important effect on appetite and satiety, thus playing an important role in weight control. A commonly held misbelief for a long time was that the fats were more filling than carbohydrates.  Over the past few years, with due credits to scientific research, it is proved that carbohydrates bring a state of satiety more quickly than the fats. This happens due to the psychological and physiological mechanisms involved in the breaking down of carbohydrates.



Another misconception was that the foods containing sweet carbohydrates contributed to overeating by increasing the palatability of foods. It in now held, scientifically, that sugar is not responsible for overeating. It is again a myth that sugar turns into fat very fast. However, the fact is that the synthesis of fat from carbohydrates is negligible, because carbohydrates undergo oxidation at the priority higher than fats do.



You must clearly mark that eating sugar would not make you fat. However, eating extra calories without any significant physical activity would sure lead you to obesity. Also, remember if you see a label proclaiming “sugar free,” it does not mean that the ingredients are “calorie free.” It is true that such food would not contain added sugar, but there is no guarantee that it would be devoid of carbohydrates, fats and protein, the main constituents of an increase in your body weight. To get an exact idea on the content of calories and sugar in the ingredients of any food item, you must read the label of the container carefully.





 


Food sources that contain sugar


 Soft drinks

Bakery goods

Biscuits

Dairy products

Jams and chutneys

Chocolates

Fruits

Cakes

Cookies

Pies

Rolls

Beer

Carbonated beverages

Fruit drinks

Liquor

Cream

Ice cream

Milk

Shakes

Fruit juices

Burgers

Grains

Cereals

Legumes

Meat

Poultry products

Nuts and seeds

Sweets

Vegetables

Cocoa powder

Salad dressings

Bread

Crackers

Candies

Tea and coffee


 


Snacks with high sugar content that you should avoid during a weight loss program

Cakes
Sponge
Jam
Chocolate
Cookies
Coffee
Fruit drinks (con)
Ice cream
Ice cream shakes
Cold drinks
Indian sweets
Candy
Jelly





                                          Sugars


Names
Other common
Composition and manufacture
Sweetness
Food sources

names



Sucrose
Table sugar
Extraction from sugar beet
1.0
Fruits, diary products, chocolate


And sugar cane

preparations, pastry, biscuits, jams




soft drinks, confectionery
Glucose
Dextrose
Hydrolysis of starch
0.7
Confectionery, pastry, biscuits, sweets




chocolate preparations
Fructose
Fruit sugar
Hydrolysis of sucrose or
1.35
Fruits, honey, confectionery,


transformation of starch

pastry, biscuits
Lactose
Milk sugar
Isolated from milk
0.3
Milk products
Invert sugar

Liquid blend of equal quantities of
1.0 - 1.1
Pastry, biscuits, confectionery


glucose and fructose derived by




hydrolysis of sucrose







Glucose syrups

Blended syrup of glucose,
0.3-0.6
Soft drinks, pastry, bakery, jams


maltose, complex carbohydrates

ice cream, confectionery


derived by a partial hydrolysis




of starch


Isoglucose
High Fructose
Glucose syrup in which a part of
0.9 - 1.0
Soft drinks, pastry, biscuits,

Corn Syrup
glucose is transformed in fructose

confectionery

(HFCS)
(in practice 42 or 55 % fructose)


Inulin syrup
Very High
Hydrolysis of inulin (from chicory)
1.25
Soft drinks, ice cream, bakery

Fructose Syrup
(80-85% fructose, 10-15% glucose)


(VHFS)



Mannitol

Hydrogenation of sucrose
0.5 - 0.6
Confectionery, chocolate




preparations
Sorbitol

Hydrogenation of glucose or invert
0.5 - 0.7
Confectionery, chocolate


Sugar

preparations
Xylitol

Hydrogenation of xylose derived by
0.8 - 1.0
Confectionery, chocolate


hydrolysis of xylan (extracted from

preparations


birchwood, straw, corn cobs,…)







Maltitol/ Maltitol

Hydrogenation of corn syrup that
0.8 - 0.9
Confectionery, chocolate
syrup

has a high maltose content

preparations


(hydrolysis product of starch)


Isomalt

Hydrogenation of a transformed
0.45 - 0.5
Confectionery, chocolate


sucrose

preparations
Lactitol

Hydrogenation of lactose
0.4
Confectionery, chocolate




preparations



Source: With written permission from Dr. Nathalie Henin, Scientific Counsellor, European Sugar Industry,  Sugar and Sugars (1998). CEFS Information Bulletin, vol.5 (2)

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