“…3,5 Among the diseases that can be transmitted in beauty salons are hepatitis B & C, herpes, AIDS, skin and eye infections, hair lice, and chronic fungal diseases. 2,[6][7][8][9][10][11][12] The ingredients in cosmetic products and the materials used in the tools make the salon an ideal environment for the proliferation of microbes, thus contributing to the spread of various diseases. 2,3 Cosmetics fulfill all of the requirements for microbial growth; 13,14 the ingredients of most beauty products include sugar, starch, protein, amino acids, organic acids, acids, alkalis, salts, paraffin, fatty acids, alcohols, esters, moisturizers, colors and dyes, preservatives, antioxidants fragrances, and essential oils.…”