In the process of food storage may meet different safety problems, such as microbial pollution caused by the metamorphic, edible flavor also faces the same security hidden danger. Eat when the deposit flavor by microbial pollution is mainly affected by the environment, packaging and form and other factors. Edible flavor of morphology mainly include Flaxseed oil important impact on maternal essential oil, tincture, extracts, powder, different material form in the process of storage by microbial pollution degree of the difference is very big. Experiments have shown, in the same conditions of flavor powder is lower than the relic coliforms extract, so the quality guarantee period of the powder flavor shall be longer and are less safe hidden trouble. This is mainly because liquid and creamy flavor is much higher than the water content of the Carrageenan powder essence, one of the water activity higher, more suitable for the microbial growth. Therefore, in the flavor of storage process should not be neglected in the microbial pollution problem, should be based on the types of products using appropriate storage mode and storage conditions, to minimize the effects of the pollution of the microorganisms, prevent food safety accidents.
Although food additives supplies spices been thought as “self set limit to” add material, but with the development of food industry, flavor of common use gradually, consumer taste buds for the fragrance of threshold in recognition and increased year by year, which may cause edible flavor in use process increment gradually.
Not only that, some special flavor for example the use of benzoic acid safety problems also increasingly. Benzoic acid and name benzoic acid, has a weak balsam smell, belongs to the aromatic acid. It is not only the food industry generally use the preservative can also be used as a flavoring, especially in chocolate, lemon, often taste of the food as essence use. Preservative is food safety supervision and very popular a kind of food additive, and benzoic acid is both preservatives and the particularity of its use to spice by many restrictions, also is prone to safety problems, and is likely to benzoic acid used as essence and because in the unwittingly expanded the scope or excessive use benzoic acid, such as the recent ice cream, bread, and dairy products of benzoic acid too much belong to essence in the process of using problem. Although generally benzoic acid is considered safe, but research shows that benzoic acid class superposition toxic effect, to include baby, for some special groups, long-term excessive intake benzoic acid can also bring asthma, and urticaria, metabolic acid poisoning and other adverse reaction, in some countries has been banned in the children’s food use. Thus flavor in the process of using safety problem also nots allow to ignore.
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