Leona Cosmetics is a company based in Warsaw, Poland, specializing in a wide range of hair care products. Their product categories include hair coloring (Koloryzacja), technical products, eyebrow and eyelash dyes, hair treatment, hair care, and hair oxidizers. The brands include Elea Artisto and Lovien Essential. The company offers products such as semi-permanent ammonia-free hair dyes, conditioning shampoos, hair growth lotions, and multi-functional scalp peels. They focus on professional hair care and beauty solutions. Their online presence includes a Facebook page under the name ArtistoLovien and an official website at leona.com.pl.