Microcrystalline Cellulose (MCC) is a naturally derived, biodegradable ingredient obtained from plant fibers, primarily wood pulp. It is a white, odorless, and tasteless powder that serves as a versatile ingredient in cosmetic formulations.In cosmetics, MCC is primarily used as a texturizer, thickener, and stabilizer. It helps to improve the consistency and feel of products, making them more pleasant to use. Some common use cases for Microcrystalline Cellulose in cosmetic formulations include:1. Emulsion stabilizer: MCC helps to maintain the stability of oil-in-water and water-in-oil emulsions, preventing the separation of ingredients and ensuring a uniform texture.2. Viscosity modifier: It acts as a thickening agent, increasing the viscosity of cosmetic products like creams, lotions, and gels, making them easier to spread and apply.3. Binding agent: MCC can help bind together the ingredients in pressed powders, such as eyeshadows and face powders, ensuring they maintain their shape and do not crumble.4. Abrasive agent: In exfoliating products like facial scrubs and body polishes, MCC can serve as a gentle abrasive to help remove dead skin cells and promote a smoother skin surface.5. Film-forming agent: In hair care products, MCC can create a thin film on the hair shaft, providing a smooth feel and helping to detangle and protect the hair.Overall, Microcrystalline Cellulose is a valuable ingredient in cosmetic formulations due to its versatility, natural origin, and biodegradable nature.