Food Additives And Citric Acid
A glass of lemon juice makes you happy all the day! Like the song of Lemon Tree, it leaves people fresh feeling. Lemon is rich in citric acid and is known as the "warehouse of citric acid. the main nutrients of lemon has sugars, as well as calcium, phosphorus, iron and vitamin a, vitamin B1, vitamin B2, vitamin c, niacin, etc.
Citric acid belongs to acidity regulators, and it is popular among many kinds of beverages. Citric acid can be extracted from lemons, oranges, apples and other high citric acid content fruits. Extracted by this method costs more high, it is not conducive to industrial production. Mature fermentation mash mainly has citric acid, it also contains residual sugar, bacteria, proteins, pigments, colloidal substances, inorganic and organic acids, as well as a variety of impurities in raw materials. Extraction ways are calcium salt, extraction and ultrafiltration, electrodialysis method, ion-exchange membrane method. But widespread extraction method is calcium salt ion exchange.
Citric acid is edible acids. People choose it because it enhances normal metabolism and promotes appetite after adding citric acid to certain foods. According to the use of food additives in daily life, acidity regulators especially citric acid is used widely in list of food additives. Some countries allow jam, canned drinks, and candy using citric acid. Citric acid can promote the excretion and deposits of calcium in the body. Appropriate doses is harmless to human body, although citric acid do no harm to human body. But long-term consumption of foods containing citric acid can cause hypocalcemia and increases the chances of risk of 12 duodenum. In order to ensure the food and safety, appropriate doses is necessary.
The food company should record food additive name, specification, quantity, date of production, or production batch number, date, arrival date clearly. Choose reliable suppliers can reduce food safety problems obviously, and qualified suppliers around the world offer health food additives. The illegal use of food additives may cause food safety problems, but this is not what we want. Sometimes, we may make lemon juice at home by ourselves. But, modern food industry is a trend. As a result, the use of food additives is a part of food industry. Many food safety incidents are considered to be related to food additives. In fact, there are two main reasons about food safety problems: one is use beyond the scope, the other is overuse. Normal use of food additives will not endanger the safety.