CTK OTC LABORATORIES is currently one of the most certified contract manufacturers in California. CTK LABS has acquired a wide range of quality assurance certifications, displaying efforts for technical innovations, while satisfying mandatory requirements.
Starting from the cGMP certification, CTK OTC LABORATORIES obtained a range of cosmetics manufacturing and quality assurance certifications, including ISO 22716 (International Cosmetics GMP).
Subsequently, CTK LABS passed screening for cosmetics and over-the-counter (OTC) registration with the U.S. Food and Drug Administration.