Mattifier is a term that refers to a cosmetic product that is used to reduce the shine and oiliness of the skin. It is commonly used to control the excess sebum that often leads to an oily appearance on the face. Synonyms for mattifier include oil-absorbing primer, pore-minimizing primer, pore minimizing lotion, oil control lotion, mattifying powder, oil control gel, mattifying cream, sebum control cream, oil control moisturizer, oil control base, and pore minimizing serum. These synonyms all describe products that work to reduce shine and oiliness and provide a matte finish to the skin. No matter what term is used, the end goal remains the same - to achieve a smooth, shine-free complexion.