Composition comprising a monoglyceride, a tartaric ester of monoglyceride, an aromatic polyol ether, a C1-C6 monoalcohol and a C3-C6 diol The invention relates to a composition, preferably cosmetic, comprising at least one monoglyceride, at least one tartaric monoglyceride ester, at least one polyol aromatic ether, at least one C1-C6 monoalcohol and at least one non-aromatic and non-etherified diol at C3-C6, preferably at C3-C5, and even more preferably at C3. The invention relates in particular to a composition, preferably cosmetic, comprising at least one aqueous phase, at least one monoglyceride, at least one tartaric ester of monoglyceride, at least one polyol aromatic ether, at least one C1-C6 monoalcohol and at least one non-aromatic and non-etherified diol at C3-C6, preferably at C3-C5, and even more preferably at C3. The invention also relates to a cosmetic treatment process in which a composition as defined according to the invention is applied to keratin materials, and in particular to the skin. The composition thus obtained is stable over time both on the physico-chemical level and on the microbiological level and has good cosmetic properties, in particular a good sensoriality of freshness and a mattness performance. Composition comprenant un monoglycéride, un ester tartrique de monoglycéride, un éther aromatique de polyol, un monoalcool en C1-C6 et un diol en C3-C6 L’invention concerne une composition, de préférence cosmétique, comprenant au moins un monoglycéride, au moins un ester tartrique de monoglycéride, au moins un éther aromatique de polyol, au moins un monoalcool en C1-C6 et au moins un diol non aromatique et non éthérifié en C3-C6, de préférence en C3-C5, et encore plus préférentiellement en C3. L’invention concerne en particulier une composition, de préférence cosmétique, comprenant au moins une phase aqueuse, au moins un monoglycéride, au moins un ester tartrique de monoglycéride, au moins un éther aromatique