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• Contribute conditioning materials for food manufacturing plants
Help plant can operate year-round, helped products are distributed worldwide.
• To satisfy the growing tastes of consumers .
Due to the need of the human diet since the advent of industrial production of low calorie foods. Many emulsifiers and coagulation, fatty acid esters of sugars v à help reduce large amounts of lipids in foods can
contribute to diversify food products. Along with the arrival of food additives, fast food, low calorie foods, replacement foods also born and developed to meet the needs of increasingly diverse diet of man.
• Making simplifying production processes.
the use of chemicals in processing peeling the tubers helps shorten the time of processing peeled.
reducing scrap for the production stages à v secret protection plant density.
• increased nutritional value:
additional nutrients may be to return the lost nutrients due to food processing, or to add substances which are not included in the foods that . Such as bread, flour, rice is added vitamin B because the bran layer can grind most types of this vitamin has been lost. As well as the addition of iodine to salt, vitamin A, vitamin D in milk ...
• Keep food safe and fresh longer
Food often some bacteria, poisonous mushrooms, mold, yeast quickly damage. Additives can help preserve and slow spoilage, maintain and attractive qualities of the food. For example, sulfite is added dried fruits, nitrite and nitrate are added to processed meats such as sausages, bacon, canned meat ... Preservatives and additives nutritional functions used in food to increase the safety and nutritional value of food. The use of anti-microbial substances help prevent the risk of food poisoning due to microbial triggers. Antioxidants are used to prevent the growth of odor, the formation of free radicals originating from the oxidation of the ingredients in food.
Some foods then always add the substance additives that can keep for a long time: beverages, baked goods, meat, salted, smoked, dried, juice, wine, canned fruits, bread ... The foods are added antioxidants (anti-oxidant) to avoid rancidity, loss of color, such as oil, grease, oil and vinegar ...
• changing the appearance of the food
's appearance is the physical food, physical structure, hardness or smooth is seen or felt to the touch, making food seem tastier, more attractive. There are many additives for this purpose:
- Quality makes the dish with moisture, not dry, slightly bulging and spices do not stick together as emulsifier lecithin in the milk, egg yolks, soy, glycerin moisturizing and spices in vinegar and oil, peanut butter ...
- dry compounds, clotting, from sticking together as calcium silicate, silicon dioxide. These compounds work against flour, sugar, salt absorbs water and stick together.
- Leavening agents, such as bicarbonate of soda, baking powder, sodium phosphate, or some type of yeast, which is used to make pies, breads ... makes bread soft foam, lighter.
- additives help materials easily merged together.
- Quality alter acidity, alkalinity of food, aims to change the structure, as well as increased flavor the safety of food as potassium, tartaric acid, lactic acid, citric acid ...
• increases the taste and appeal of food
some pigments will be used to make food more attractive appearance or recovery the original color of the food; make different dishes with the same color; maintaining taste vitamin biodegradable because of light; give food its typical appearance, easy to distinguish.
According to many experts, most of the colors are quite safe. Only a few types when added to foods, beverages, pharmaceuticals can cause mild reactions such as itching, runny ...
colorants may be synthetic chemicals or natural pigments derived from plants . There are currently 32 pigments used, of which only seven are synthetic substances.
Colorants commonly used beta-carotene is (prefix vitamin A), beet juice, carrot, turmeric, red powder made from red chilli paprika.
The food is usually added color is cream, jelly, cheese, confectionery ...
The quality grape flavored, strawberry, vanilla is used in soft drinks, candy or oil mixed with vinegar, sauces are derived from herbal or synthetic.
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