QACS LAB, The Challenge Test Laboratory, offers contract and laboratory testing services to the cosmetic industry. QACS quality system is accredited under EN ISO 17025, certified under ISO 9001 and is GMP and GLP compliant. QACS offers the full spectrum of cosmetic testing services according to EC Regulation 1223/2009. Labs have acquired CIR (2021-2023) and are registered with FDA as an analysis laboratory for 2022. Specialized in preservation efficacy, QACS provides a number of challenge test protocols (EP, USP, ISO 11930, Mixed culture, Wipe protocol, Vegan-testing approach, Preservative synergistic effect). Other services include, EU compliance, Safety Assessment, Efficacy testing, in-use and in-vitro tests, Dermatological testing, Patch tests. A complete range of Microbiological Strain identification and Physicochemical testing on Traces & Impurities is offered. With the addition of the new DNA Microlab, QACS provides solutions related to Microorganisms Identification, Testing for genetically modified organisms GMOs, Pathogen Detection and Authenticity and Skin Microbiome studies.