![OnesWatch_MiaHartmann_850](https://img.cosmeticsandtoiletries.com/files/base/allured/all/image/2016/10/ct.CT1610_OnesWatch_6_850x850.png?auto=format%2Ccompress&q=70&w=700)
Mia Hartmann is a dedicated skin care developer at YG Laboratories and formulates high-performance products. She applies a fresh, innovative perspective to cutting edge technologies in the personal care industry. Hartmann is a part of YG’s educational team, dedicated to researching and educating clients, peers and skin care professionals on ingredient technologies. She is also a devoted member of the Society of Cosmetic Chemists and strives to share her excitement for advances in high performance skin care.