Cyclopentasiloxane

Category: Emollient

Brief description: A volatile silicone fluid used for its skin-conditioning properties and as a carrier.

Benefits: Moisturizes, provides a silky feel, and evaporates quickly without leaving a residue.

Skin type suitability/concerns: Suitable for all skin types, particularly oily or combination skin.

Target audience: All age groups, those with oily or combination skin, and those seeking a lightweight, silicone-based emollient.

Chemical composition: A cyclic silicone with five dimethylsiloxane units.

Physical aspect: Clear, colorless, and odorless liquid.

Compatibility: Mixes well with other oils, butters, and ingredients in cosmetic formulations.

Concentration: Typically used at 0.1-10% in formulations.

Side effects/adverse reactions: Generally well-tolerated; may cause an allergic reaction in rare cases or clog pores in some individuals.

Regulatory status: No major restrictions; however, some countries have set restrictions on its use in rinse-off products due to environmental concerns.

Sustainability/ethical considerations: Consider the environmental impact of using silicone-based ingredients, as they are not biodegradable and can accumulate in the environment. Opt for alternatives when possible, especially for rinse-off products.