Yon-Ka® Paris are pioneers in aromatherapy, Laboratoires Multaler created Yon-Ka® Paris phyto-aromatic skincare products in 1954. Yon-Ka is a family-owned, 100% French brand whose products give your skin the most essential elements from plants: their rejuvenating essential oils are filled with solar energy and complementary active ingredients (vitamins, fruit acids, polyphenols, peptides, and trace elements).