Cellulose is a natural polymer derived from plant cell walls, primarily from sources like wood, cotton, and other plant fibers. In cosmetic formulations, cellulose is used for its versatile properties, including thickening, stabilizing, and texturizing. It can also act as a film-forming agent, providing a smooth and even application of products.Some common use cases of cellulose in cosmetic formulations include:1. Thickening agent: Cellulose can increase the viscosity of cosmetic products, such as creams, lotions, and gels, making them easier to apply and improving their overall texture.2. Stabilizer: Cellulose helps maintain the stability of emulsions, preventing the separation of oil and water phases in products like creams and lotions.3. Texturizer: Cellulose can improve the sensory feel of cosmetic products, providing a smooth and silky texture upon application.4. Film-forming agent: Cellulose can form a thin, transparent film on the skin or hair, which can help retain moisture, provide a protective barrier, and improve the appearance of the skin or hair.5. Binder: Cellulose can help bind together the various ingredients in a cosmetic formulation, ensuring a uniform and consistent product.Overall, cellulose is a valuable ingredient in cosmetic formulations due to its natural origin, biodegradability, and multifunctional properties. It is commonly used in a wide range of products, including skincare, haircare, and makeup products.