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2020-02-21 来源:转载自第三方

Tromethamine is an important biological buffer with a pKa of 8.06 at 25°C and a pH buffer range of 7.0-9.0。Tromethamine is also a cosmetic formula ingredient,which is safe and mid.

As a cosmetic additive, tromethamine is commonly found in some high-end cosmetics, covering Japanese, Korean ,European and American products. For example, LANEIGE Water Bank Serise、Sulwhasoo Overnight Vitalizing Mask、 SK-II Facial Treatment Essence、Clarins Double Serum, etc. Deserve to be mentioned is that  tromethamine is also used in maternal and child products,and it exists in the Giving Baby Moisturizing Soft Cream.

What is the role of tromethamine in cosmetics?

As a cosmetic formula ingredient, it is mainly used to adjust the pH value. Only in the normal pH range (4.5 to 6.5) can the skin absorb nutrients optimally.The addition of acid-base regulators such as tromethamine can make the product approach the pH value of the skin surface and make it more skin-friendly.

In addition, tromethamine is also commonly used to neutralize thickeners. Mixing with carbomer can reduce the stickiness of products such as lotions and creams, improve the cellular breathing efficiency of facial skin, make the cellular breathing more smooth, and avoid clogging of pores.

Tromethamine is also a dissolution enhancer of salicylic acid, which can prevent the precipitation of salicylic acid and thus ensure the stability of the product.

Tromethamine also plays a role in odor regulation,which  In cosmetics containing amine salts.

Related Links: Tromethamine


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