Determination of hydroxytyrosol and tyrosol by liquid chromatography for the quality control of cosmetic products based on olive extracts

- Hydroxytyrosol and tyrosol are bioactive phenolic compounds present in olive extracts.
- The method allows the control of the whole process to obtain the olive extracts.
- It is also useful for the quality control of cosmetic products based on olive extracts.
- It is safe for both the operator and the environment.