Saturday, December 12, 2009

Artificial sweeteners

Artificial sweeteners 

As you already understood all of the above natural sweeteners vary quite a high calorie content. That is why there is a need in the sweet substance that does not contain carbohydrates, or so sweet that it was used in trace amounts. Thus synthesized artificial sweeteners, which, coming into contact with taste buds tongue, causing a nervous "impulse sweets, but are harmless and non-nutritive sweeteners pacifier. They are superior to sugar in sweetness to tens, hundreds or thousands of times, but does not affect the release of insulin and blood sugar levels. To resolve to Russia include saccharin, cyclamate, acesulfame, aspartame, sucralose, and some others. Most sweeteners are not digested by the human body and are derived from it unchanged. They are suitable both for people with diabetes and dieters. However, they all have a fairly large number of contraindications. 

Saccharin 

He was the first of the artificial sweeteners, and its sweetness in 250-450 times greater than that of sugar. 

Pros: 
• Saves the sweetness in the presence of acids. 
• Stable at freezing and heating, so is suitable for cooking any culinary specialties, including baking. 

Cons: 
• It has an unpleasant metallic taste (which is why modern sweeteners to improve taste saccharine to contain cyclamate). 
• Relates to banned substances during pregnancy (although confirmed evidence of its penetration through the placenta does not), because experiments on animals have shown a predisposition to cancer of the offspring of mothers who consume during pregnancy is a chemical compound. 
• So far, not completely removed the suspicion that the saccharin effect on worsening cholelithiasis. 
• Ban in the U.S., Canada and EU countries, as it is considered a potential carcinogen. 
• Experiments on mice have shown that large doses of saccharin cause bladder cancer (though subsequent studies have not confirmed this fact). 

Safe dosage: 
For a person of average weight is considered to be safe about 11 pills a day (one tablet contains 16 mg of saccharin). 

Cyclamate 

Cyclamate - it is also quite long known sweetener, which has more than 70 years. Sweeter than sugar 30-50 times. Usually used in combination with other sweeteners. 

Pros: 
• Termostabilen, tolerates heat treatment. 
• Well-kept and can be used in the preparation of fruit juices, stewed fruit and confectionery. 

Cons: 
• Has an unpleasant chemical aftertaste. 
• In experiments on animals also showed some carcinogenic (although in humans it is not reliably detected). 
• Since 1969, banned in the United States, France, Britain and even some countries because of suspicions that it provokes renal failure. 
• Not recommended for pregnant women and children. 

Safe dosage: 
Often used in conjunction with saccharin, so a person of average weight per day should not consume more than 21 combined pills (containing 40 mg of cyclamate and saccharin 4 mg). 

Aspartame 

That sweetener in the 120-200 times sweeter than sugar. It is considered the most modern and popular among all artificial sweeteners, but usually not used alone and in mixtures with atsesulfamom, cyclamate and saccharin. By the way, you can not even be aware that use aspartame in food, because it is present in more than 6000 kinds of products, including, such as children's vitamins, medicines, diet drinks, and in virtually any restaurant meals. Meanwhile, for example, in the U.S. the number of complaints from consumers of aspartame is 80% of all complaints on food additives. 

Pros: 
• In the body, aspartame is broken down into simple elements - amino acids, which are organically integrated into the metabolism. 
• Its presence enhances the flavor and aroma of fruit. 

Cons: 
• thermally unstable, boiling is destroyed and loses its sweet taste, it can not be heated, it is suitable only for adding to the already prepared for the cold drinks and cooking. 
• Losing the sweetness in strong-and weakly alkaline media, such as tea with lemon, etc. 
• When the temperature of about 30 ° C and decomposes into formaldehyde (carcinogen class A), methanol (methyl or wood alcohol), and phenylalanine. 
• Contraindicated in patients with phenylketonuria - a congenital metabolic disorders of phenylalanine in the body, leading to mental retardation. 
• Contraindicated in pregnancy because it can directly affect the fetus, even when used in very small doses (in the United States was a noisy trial, during which 780 women sued the company-manufacturer of aspartame, stating that he called them intrauterine inflammation process). 
• A particularly dangerous for pregnant women with PKU, as it may lead to the birth of a child with delayed development or even the mentally retarded. 
• Recognized in the U.S. genetically modified product having a sufficiently large number of explicit evidence of its danger to health. 
• It is a substance that can provoke a brain tumor, multiple sclerosis, epilepsy, Graves' disease, chronic fatigue, Parkinson's disease and Alzheimer's, diabetes, mental retardation, and tuberculosis. 
• In case of overdose can cause poisoning with symptoms such as loss of touch, headache, fatigue, dizziness, nausea, palpitations, weight gain, irritability, anxiety, memory loss, blurred vision, rashes, seizures, vision loss, joint pain , depression, cramps, reproductive organs of the disease, weakness and loss of hearing. 
• It is strictly forbidden to use in baby food. 
• It is considered a potential allergen. 
• Some people can not tolerate cheese and chocolate can cause migraines. 

Safe dosage: 
With an average weight per day can be used no more than 15 tablets (one tablet contains 18 mg of aspartame). 

Asulfame 

Listed also called acesulfame potassium or Sweet One. This substance is almost 200 times sweeter than sugar. It is often used in soft drinks, in the manufacture of ice cream, candy, cakes and chewing gum, as well as in the manufacture of medicines. 

Pros: 
• How long is stored. 
• Does not cause allergic reactions. 
• Thermally and chemically stable. 

Cons: 
• Asulfame poorly soluble. 
• Products with the sweetener is not recommended to use for children, pregnant and lactating women. 
• Contains methyl ester, which degrade the performance of cardio-vascular system, causing heart failure. 
• Also contains asparogenovuyu acid, which stimulates the nervous system and can, over time, be addictive. 
• In the United States recognized physicians slow acting poison and a substance that can accelerate the development of malignant tumors. 

Safe dosage: 
For a person of average weight - about 31 tablets a day (one tablet contains about 20 mg of potassium atsesulfama). However, often it is used in a mixture with aspartame, cyclamate and saccharin.