The present invention relates to a composition having a pH in the range of 2.0 to 4.5, comprising at least one fluoride source and at least one other agent for use in the prevention and / or treatment of dental erosion. .本発明は、歯の酸蝕の予防及び/又は治療に用いるための、少なくとも1つのフッ化物源と少なくとも1つの他の薬剤を含む、pHが2.0~4.5の範囲の組成物に関する。