Description
Cyclopentasiloxane is a lightweight, volatile silicone commonly used in skincare, haircare, and cosmetic formulations. Known for its silky, non-greasy feel, it provides smooth spreadability, enhances sensory experience, and delivers a breathable barrier on skin and hair.
Cyclopentasiloxane (D5) is used in hundreds of cosmetics because it boost the effectiveness of formulations. D5 is colorless, odorless, non-greasy, and water-thin. It doesn’t get absorbed into the skin. Rather, it evaporates quickly away from it. This property makes it a useful ingredient in cosmetic products that need to dry quickly, like antiperspirants and hair sprays. It also has lubricating properties. This gives a slippery and silky feeling when applied to the skin and hair and allows the product to spread more easily. They are also known to form a protective barrier on the skin and hair. This can help you detangle your hair, prevent breakage, and reduce frizz. D5 can be found in a wide range of personal care products. Examples include: hair spray, sunscreen, antiperspirant, deodorant, hair conditioner, shampoo, hair detangling products, waterproof mascara, foundation, eyeliner, concealer, moisturizer with SPF, eye shadow, hairstyling gel and lotion, lipstick.
It sometimes appears on a label as decamethylcyclopentasiloxane or D5. It may also be put under the broader category name of cyclomethicone.
Its quick evaporation leaves minimal residue, making it ideal for serums, primers, lotions, conditioners, and styling products. Cyclopentasiloxane also improves product stability, solubilizes certain ingredients, and provides a soft, dry-touch finish without clogging pores.
Benefits of Cyclopentasiloxane in Formulations
- Lightweight Emollient – Gives a silky, smooth skin and hair feel.
- Volatile & Fast Evaporating – Leaves no greasy residue.
- Enhances Spreadability – Improves application and feel of creams, serums, and lotions.
- Hair Conditioning – Smooths frizz, detangles, and adds shine.
- Non-Comedogenic – Safe for sensitive and acne-prone skin.
- Product Stability – Compatible with oils, esters, and other silicones.
- Improves Sensory Experience – Provides a soft, breathable barrier.
- Versatile Use – Ideal for hair, skin, and cosmetic formulations.
Technical Specifications
- CAS No: 541-02-6
- INCI Name: Cyclopentasiloxane
- Percentage Purity: 100%
- Colour & Appearance: Clear, odourless, low viscosity colorless liquid
- Recommended Usage Rate: 1–5%
- Solubility: Insoluble in water; miscible with oils and silicones
- Stable pH Range: 7-12
- Country of Origin: USA
Mixing Method
- Add Cyclopentasiloxane to the oil phase or directly into formulations as required.
- Mix gently until fully incorporated.
- Suitable for emulsions, serums, haircare, lotions, and cosmetic products.
✔ Preservation: Does not require separate preservation. Water-based formulations must be properly preserved.
Packaging:
Packaged in airtight, chemical-resistant containers to prevent contamination and leakage.
Recommended Storage:
Store in a cool, dry place, away from direct sunlight and moisture, in an airtight container.
(Current lot will expire October 2028)
DISCLAIMER:
- DAKITZ NATURAL PRODUCTS ingredients are for cosmetic and personal care formulations only unless otherwise stated.
- This information is not intended to diagnose, treat, cure, or prevent any disease.
- Kindly note that you are responsible for researching, testing, and understanding ingredients before buying.
- We recommend working with a chemist or formulator if you’re not advanced in formulation.

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