Ziaja means quality guarantee.
- Each formula is prepared with great care in accordance with the requirements of European Union cosmetic law.
- We use active and base ingredients of the highest quality.
- We apply continuous monitoring during and after production of our cosmetics, even after their introduction.
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.