QUALITY

ZIAJA means quality guarantee
  • Each formula is prepared with great care in accordance with 
    the requirements of European Union cosmetic law.
  • We use the highest quality ingredients of mainly natural origin.
  • We use the environmentally-friendly, biodegradable ingredients.
  • We apply continuous monitoring during and after production of our cosmetics, 
    even after their introduction.
  • The preservatives addition is minimalised to decrease 
    the allergy risk "as much as necessary, but as little as possible".

 

All Ziaja products are subjected to a variety of tests:

  • physico-chemical, microbiological and stability tests,
  • analysis of ingredients and mixtures used in terms of safety assessment,
  • packaging tests and their compatibility with products formulas
    in vivo efficacy testing carried out with modern measuring equipment,
  • dermatological and application tests conducted under 
    the supervision of specialist doctors,
  • product safety assessment carried out by experts in 
    the certified institutions.