Nowadays, people pay more and more attention to skin care, so the demand for the efficacy of cosmetics is also increasing.And cosmetics oem In order to meet the market's functional needs, manufacturers need to add various oils or nutrients to the product, but these ingredients will deteriorate due to the influence of microorganisms, which will affect the effectiveness of the product.So, a lot of cosmetics oem In order to ensure that the efficacy of the product is not affected, the manufacturer will add an appropriate amount of preservative to the product to prevent microorganisms from contaminating the product ingredients and ensure the effectiveness of the product.Then cosmetics oem What principles do manufacturers need to pay attention to when adding preservatives to their products?

cosmetic manufacturer In the process of designing the formula, the choice of preservatives must follow the following principles: First, it is the requirements of regulations.Preservatives used in cosmetics must comply with local regulations.For safety reasons, many countries around the world have made relevant regulations on cosmetic preservatives.

Secondly, it is to evaluate the effectiveness of cosmetic anticorrosion systems by using microbial challenge tests;There is also safety. The ideal preservative is to show the minimum skin irritation and sensitization under conditions that achieve anticorrosion effects.

Last Cosmetics oem Manufacturers also need to comprehensively consider the anti-corrosion effect and safety, not only to avoid safety hazards caused by excessive anti-corrosion, but also to avoid product corruption caused by insufficient anti-corrosion considerations based on cost and safety considerations.