Vol . 69 No . 4 July/August 2018 JOURNAL OF COSMETIC SCIENCE The Official Journal of the Society of Cosmetic Chemists Contents Page ORIGINAL ARTICLES Antioxidant Ability and Stability Studies of 3-O-Ethyl Ascorbic Acid, a Cosmetic Tyrosinase Inhibitor Wayne C. Liao, Yu-Ting Huang, Li-Ping Lu, and Wen-Ying Huang. . . . . . 233 The Influence of Packaging on Cosmetic Emulsion during Storage Assessed by FT-NIR Spectroscopy and Color Measurements Anna Gliszczyńska-Świgło, Patrycja Nowak, Renata Dobrucka, and Katarzyna Pawlak-Lemańska. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 245 Stability Studies and Characterization of Glutathione-Loaded Nanoemulsion Naveed Ullah Khan, Atif Ali, Hira Khan, Zaheer Ullah Khan, and Zia Ahmed. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 257 Skin Tolerance of Three Types of Dead Sea Mud on Healthy Skin: A Short-Term Study Saja Hamed and Abdel-Majeed Almalty. . . . . . . . . . . . . . . . . . . . . . . . 269 Determination of Fluorescent Whitening Agents in Cosmetics and Liquid Detergent by High-Performance Liquid Chromatography with Diode Array Detector in Tandem with Fluorescence Detector Yu-Xiang Gu, Jin-Qin Yang, Si-Yi Pan, Lei Wang, and Ze-Lin Zhou.. . . . . 279 JOURNAL OF COSMETIC SCIENCE Vol. 69 No. 4 pp. 233–291