What do we think about cosmetic preservatives?
We all know that preservative-free cosmetics are the most natural and safest, but the fact is that if you want to achieve zero addition of preservatives in the product, you must meet some hard conditions in the formulation or packaging container. Cosmetics with preservatives can effectively extend the shelf life of cosmetics while avoiding contamination of the contents during use. What do we think about preservatives? What are the consequences of using preservative cosmetics? Do we want to buy cosmetics that are completely free of additives?
First of all, look at the function of preservatives. The main function of preservatives includes antibacterial ingredients in addition to anti-corrosion. The skin care products contain many nutrients. In order not to let these nutrients produce bacteria, the skin care products are spoiled and spoiled. Preservatives, inhibit bacterial growth and production, prevent cosmetic deterioration and maintain freshness and persistence.
Preservatives come in a wide variety of chemical preservatives, safe non-toxic preservatives and organic preservatives. The most common and most commonly discussed chemical preservatives are parabens. There is no complete medical basis. It is determined that parabens cause cancer.
Because general care products are prone to deterioration, it is difficult to completely prevent preservatives. Therefore, in order to avoid irritating the skin, when selecting products, it is recommended to choose products without added preservative products or natural preservatives. Use of non-toxic, organic and safe preservatives.
How do you not need to add preservatives? Preservative-free products, the most important thing is that the products themselves are sterile. All products need to be manufactured by aseptic process. Solvents and bottle packaging must also be disinfected. After completion, they must be transported at low temperature, or they can be opened and used once. There are many brands that make the essence into a mask. The characteristics of single use can avoid the problem of deterioration caused by air contact, and it can be sterilized strictly in the process, so there is no need to add preservatives!
Are preservatives not good? In fact, it is not necessary. Preservatives are classified into chemical and non-toxic preservatives. At present, the Department of Health requires 0.1% or 1% parabens in the skin care products. Therefore, the skin care products in the active ingredients are recognized. Too much damage to the human body, but some people may still be allergic to preservatives.
Some skin care products will be added with a variety of antiseptic ingredients. Under the specified concentration, different proportions of chemical preservatives, safe non-toxic preservatives and organic preservatives will be added to disperse the toxicity of a single preservative and reduce the harm to the human body.
Finally, let's talk about the relationship between the preservative content and the expiration date of the cosmetics. Is the longer the preservative content, the longer it can be stored? Preservatives are mainly used to preserve products without rancidity. If you choose no preservatives, you must use them as soon as possible. However, it is recommended that sensitive skin should be selected as non-preservative products. Assume that the habits are good. When the season is used, it is not easy to deteriorate without selecting a large number of cans. Doctors also recommend that you do not choose parabens. Products that reduce the chance of skin allergies.
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