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1, 2-hexanediol

1,2-Hexanediol (Cosmetic Grade) is a colorless, low-odor liquid with extremely low heavy metal content and excellent compatibility with most cosmetic systems. It functions as a gentle humectant, emollient, and preservative booster, supporting preservative-free or reduced-preservative formulations. Its pH-independent antimicrobial activity and strong synergistic effects ensure broad-spectrum preservation performance.

1,2-Hexanediol is especially suitable for sensitive skin, clean beauty, and “preservative-free” concept products, making it a trusted choice for global personal care brands.
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Product Advantage

  • Keywords & Long-tail Phrases:

  • synthetic 1,2-hexanediol for cosmetics

  • low heavy metals humectant and emollient

  • preservative booster for clean beauty formulas

  • pH-independent antimicrobial synergist

  • gentle multifunctional cosmetic ingredient

Technical Parameters

Test Items

Parameters -Cosmetic grade

Appearance

Colorless Clear Liquid

Odor

Characteristic

Assay

99%Min

Moisture

0.5%Max

Specific Gravity(25)

0.946-0.956

Refractive Index(25)

1.437-1.447

Pb

0.2mg/kg Max

As

0.2mg/kg Max

Hg

0.2mg/kg Max

Cd

0.2mg/kg Max

Product Uses

  • Skincare – Gentle humectant and preservative booster for creams, serums, sunscreens. pH‑independent efficacy. Supports preservative‑free and clean beauty claims.

  • Haircare – Enhances moisture retention and formula stability in shampoos, conditioners. Leaves hair soft and manageable without irritation or buildup.

  • Wet wipes – Safe, non‑irritating preservative aid for baby wipes, facial tissues, makeup removers. Ideal for sensitive skin and daily use.

  • Oral care – Mild antimicrobial and humectant for toothpaste, mouthwash. Low taste impact, effective preservation. Clean label compliant.

  • Color cosmetics – Improves pigment wetting and reduces tackiness in foundations, lipsticks, mascara. Enhances texture, stability, and shelf life.

FAQ

  • Is 1, 2-hexanediol harmful?

According to relevant reports. “There is no correlation between the degree of stimulation of hexanediol in the product and its concentration. In the skin allergy test for hexadiol, there was no skin allergic reaction, no phototoxicity and photosensitivity.”

Second, a study published in the journal of Contact Dermatitis on the results of the use of 1, 2-hexanediol in patients with eczema did not significantly increase skin irritation.

Third, 1, 2-hexanediol if a large amount of oral will have a similar risk of alcoholism, but we must pay attention to is a large amount of oral.

  • What is the moisturizing mechanism of 1,2-hexanediol in skincare products?

1, 2-hexadiol can be combined with water in the air into a molecular film, so as to play a water-locking effect, help to maintain the water balance in the skin, so it is often added as a moisturizing ingredient in skin care products.

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