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[Chemical Knowledge]：The difference between isononanoic acid and isooctanoic acid-understanding the application of the two in cosmetics

Read： 733 Time：18months ago Source：Transform the World with Simplicity

Inonanoic acid and isooctanoic acid are two common raw materials in cosmetics, and they play an important role in cosmetics. Let's start with their chemical structure and properties to understand the difference between them.

isononanoic acid, chemical name is Isodecyl Acid, is a fatty acid, common use is as an emulsifier, surfactant and preservative. It has good permeability and lubricity, and is widely used in skin care products, shampoos, bath lotions and other products. Isooctanoic acid, the chemical name is Isooctanoic Acid, is also a fatty acid, which is usually used as an antibacterial agent, regulator and emulsifier. It has a strong antibacterial effect and the effect of regulating sebum secretion, suitable for skin care products and makeup products.

from a cosmetic point of view, the role of isononanoic acid and isooctanoic acid in the formulation is also different. The isononanoic acid is mainly used to increase the moisturizing and lubricating properties of the product, improve the texture and feel of the product. Isooctanoic acid is more used to inhibit bacterial growth, regulate sebum secretion, and keep the skin fresh and not greasy. Therefore, when choosing cosmetics, the applicable skin and efficacy can be judged according to the ingredients contained in the product.

In addition, the two are also different in cost and stability. Generally speaking, the price of isononanoic acid is higher, but because of its better stability, it can better protect other ingredients in the product and extend the shelf life of the product. Isooctanoic acid is relatively low in price, but its stability is slightly inferior to that of isononanoic acid. It needs to be used with other antioxidants to ensure the stability of the product.

in general, the role of isononanoic acid and isooctanoic acid in cosmetics has their own emphasis, and they are different in product formulation design and efficacy selection. Therefore, when choosing cosmetics, you can choose products containing corresponding ingredients according to your skin quality and needs to achieve better skin care effects. At the same time, we also need to pay attention to the content and ratio of the product, so as not to cause adverse effects on the skin.

sum up, isononanoic acid and isooctanoic acid, as one of the common raw materials in cosmetics, each plays an indispensable role in the product. By understanding their differences and functions, we can better choose cosmetics that suit our skin type and needs, and achieve better skin care effects. I hope this article will be helpful to everyone, let everyone have a clearer understanding of cosmetic ingredients, and pay more attention to the selection of product ingredients and effects.

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