Skin Care OEM Ingredients (3): Auxiliary Ingredients 2

Xujohn is a skin care product manufacturer with more than 13 years of experience in cosmetics industry R&D and cosmetics manufacturing in China. We have a cosmetics factory of more than 50000 square meters, equipped with 60 production lines. In addition, we have 10 research and development laboratories around the world, with more than 5,000 mature formulas, covering most skin care categories. All of our formulations and materials are EU and FDA compliant and are not tested on animals. Xujohn’s products are of high quality. Our production workshop complies with the 100,000-level GMPC standard, and has passed the certifications of ISO, BSCI, SEDEX and FDA. The products can meet the regulatory requirements of various countries. We will provide you with one-stop services from R&D, production, quality control, regulations to packaging design, packaging procurement, etc.


If you are interested in skin care oem and are looking for a suitable cosmetics factory, we are very willing to introduce to you some common auxiliary ingredients in cosmetics, such as moisturizers, conditioners and antioxidants, etc., hoping to help you. These co-ingredients have excellent results in skin care products. Here are their respective profiles:

  1. Humectant: A humectant is a compound that absorbs and retains moisture and is used to increase the moisturizing properties of a product. Common moisturizers include:

Glycerin: It has strong hygroscopicity, can absorb moisture in the air, and keep the skin moist.

Hyaluronic Acid: is a natural humectant that absorbs and retains large amounts of water, providing long-lasting hydration to the skin.

Squalane: a substance rich in human sebum, which has good moisturizing and lubricating effects.

  1. Regulator: The regulator is mainly used to adjust the pH value, texture and feeling of use of the product, making the product more comfortable to use. Common modifiers include:

pH adjusters: used to adjust the pH of the product to ensure it matches the natural pH of the skin. The common ones are citric acid and malic acid.

Surfactant: Commonly used in shower gel, facial cleanser and other products, it can increase the foaming power and cleaning power of the product, making the skin feel clean and comfortable.

  1. Antioxidants: Antioxidants can inhibit or reduce the occurrence of oxidation reactions, and protect products and skin from free radical damage. Common antioxidants include:

Vitamin C: It has anti-oxidant and whitening effects, helps to inhibit the formation of melanin, and reduces skin spots and dullness.

Vitamin E: is a fat-soluble antioxidant that protects the skin from UV rays and environmental pollution.

Tea polyphenols: Extracts from plants such as tea leaves and grape seeds have strong antioxidant properties, which can prevent free radicals from damaging the skin.


These co-ingredients play an important role in cosmetics, providing additional protection, conditioning and repairing effects to keep the skin healthy and youthful. When buying cosmetics, you can choose products with suitable ingredients according to your skin type and needs.

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If you are interested in Xujohn’s services and need a reliable cosmetics factory for production, our Xujohn company can provide you with a series of customized services, including private label customization, skin care product customization, skin care product one-stop service and other customization Serve. Our factory has passed GMPC, ISO22716 certification, and passed BSCI and SEDEX social responsibility audits, so we are able to provide you with high-standard manufactured products and excellent customer service. If you have any needs or concerns, please do not hesitate to contact us and we will be happy to assist you.

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