Cosmetic composition and use of same

Cosmetic composition comprises at least one cobalamin and at least one extract of at least one plant of the family Berberidaceae, preferably from the genus Mahonia. An independent claim is included for preparing the composition, comprising producing at least one water-soluble moisturizer containing an aqueous phase (part A), producing an oily phase comprising at least one emulsifier, at least one consistency provider, at least one thickener, at least one preservative and/or at least one moisturizer (part B), combining the aqueous phase (part A) and the oily phase (part B) to form an emulsion, preferably oil-in-water emulsion (part C), and adding at least one cobalamin, Mahoniaextract and/or Aloe veragel for emulsion, and homogenizing the composition, preferably under vacuum. ACTIVITY : Dermatological; Antiinflammatory; Antipsoriatic. MECHANISM OF ACTION : None given.