The present invention relates to the use of an effective amount of at least one microorganism belonging to the species Lactobacillus paracasei or casei, a fraction thereof or a metabolite thereof, in combination with an effective amount of at least one microorganism belonging to the species Bifidobacterium longum or Bifidobacterium lactis, a fraction thereof or a metabolite thereof, for producing a dermatological composition intended for treating and/or preventing reactive sensitive skin that may or may not be associated with dryness of the skin.