Butylene Glycol
Butylene Glycol
Butylene Glycol
Butylene Glycol
Butylene Glycol
Butylene Glycol
Butylene Glycol, Skin Hydration, Humectant, Solvent, Moisture Retention, Skincare Ingredient, Cosmetic Formulation, Texture Enhancer, Emollient, hydration Hero

Butylene Glycol

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CAS: 107-88-0

INCI: 1,3 Butylene Glycol

Butylene glycol is a small organic alcohol with the chemical formula C4H10O2. This diol, featuring two hydroxyl (OH) groups, is a key ingredient in numerous cosmetic and skincare formulations, offering a range of functional benefits. Incorporate Butylene Glycol into your skincare and cosmetic products to benefit from its moisturizing, stabilizing, and enhancing properties. This versatile ingredient ensures superior performance and consumer satisfaction in a wide range of formulations.

Chemical Structure:

  • Butylene glycol is a small organic alcohol with the chemical formula C4H10O2.
  • It is a diol, meaning it has two hydroxyl (OH) groups.

Physical Properties:

  • Appearance: Clear, colorless liquid.
  • Odor: Nearly odorless.
  • Texture: Lightweight and easily spreadable.


  • Butylene glycol is water-soluble, which makes it a versatile ingredient in cosmetic and skincare formulations.

Functions and Uses:

  1. Humectant: Butylene glycol is valued for its humectant properties. It attracts and retains moisture, helping to keep the skin hydrated.

  2. Solvent: It is commonly used as a solvent for various cosmetic ingredients, aiding in the dissolution and stability of formulations.

  3. Skin Conditioning Agent: Butylene glycol can enhance the texture and feel of skincare products, contributing to a smoother and more pleasant application.

  4. Penetration Enhancer: It can improve the penetration of other active ingredients into the skin, increasing the efficacy of certain formulations.

  5. Stabilizer: Butylene glycol helps maintain the stability and consistency of products, preventing them from drying out or separating.

  6. Preservative Booster: It can enhance the effectiveness of certain preservatives, contributing to the overall shelf life of cosmetic products.

Butylene glycol is found in a wide range of skincare and cosmetic products, including moisturizers, serums, toners, creams, and hair care products.

  • It is generally well-tolerated by various skin types, including sensitive skin.
  • Butylene glycol is compatible with many other cosmetic ingredients, making it a versatile component in formulations.

While it is generally considered safe for topical use, individuals with specific skin sensitivities should be mindful and perform patch tests when trying new products.

Butylene glycol has been deemed safe for use in cosmetics by regulatory agencies, such as the U.S. Food and Drug Administration (FDA) and the European Commission.

Certificate of Analysis - Material Safety Data Sheet