Main page:Skin topics

article.category:Healthy Skin

Urea – valuable active ingredient for dry and irritated skin.

Natural moisture retention factor

  • The end product of the amino acid change in the urea cycle of plants and animals
  • In the horny layer of the epidermis in humans
  • Primarily involved in regulating the water balance in the horny layer
  • Accounts for around 7% of the natural moisture retention factors in healthy skin
  • In atopic patients, affected areas contain only one-fifth of the normal amount of urea
  • In psoriasis patients, the content is reduced by up to 40% in the areas of the lesions