SUBJECT INDEX 323 Irritancy Method, 141 Isopropyl myristate Stability with AHA, 165 Isopropyl palmitate Stability with AHA, 165 Ketoconazole Antidandruff shampoos, 117 Lactic acid Percutaneous absorption 55, 187 Stability, 165 Lanolin Stability with AHA, 165 Lauralkonium chloride Skin irritation, 307 Lauryl glucoside Skin irritancy, 141 Letters to the editor Cleansing bars, 159 Lipsticks Physical properties, 41 Malassezia ovalis Dandruff, 117 Malic acid Preservation, 66 Massage Carvone, 277 Melanin Hair dyes, 133 Melanogenesis Hair dyes, 133 Meta-analysis Method, 283 Methods Artificial wrinkles, 297 Cosmetic preservation, 62 Echogenicity, 243 Ethylene oxide/propylene oxide copolymer analysis, 59 Hair combing, 93 Hair structure, 199 Hair substantivity, 57 In Vitro SPF testing, 289 Meta-analysis, 283 Percutaneous absorption, 187 Pig skin stability, 175 Polymer adsorption, 127 Rheology, 61 Sensitive skin, 52 Skin irdtancy, 141 Thermal analysis, 61 Methylbenzethonium chloride Skin irritation, 307 Methylbenzlidene camphor SPF testing, 289 Methylparaben Stability with AHA, 165 Micelies Surfactants, 71,253 Microbial tolerance Preservatives, 64 Microbiology Book review, 275 Mildness Testing, 283 Moisturization Echogenicity, 243 Natural preservatives Overview, 66 NMR Spectroscopy Ethylene oxide/propylene oxide copolymers, 59 Octocrylene SPF testing, 289 Octoxynol Polymer interactions, 23 Octyl methoxycinnamate SPF testing, 289 Octyl salicylate SPF testing, 289 Organofunctional silicones Hair care products, 1 Oxybenzone SPF testing, 289 Patch testing Skin irritancy, 141 PEG-20 stearate Stability with AHA, 165 Percutaneous absorption (skin penetration) AHA, 53, 187 Carvone, 277 Lactic acid, 55 Perfume materials Synthesis, 107 Perreed hair Sunlight, 79 Pheomelanin Hair dyes, 133 Photochemistry Urocanic acid, 151 Pig skin Properties, 175 Storage, 175 Piroctone olamine Antidandruff shampoos, 117 Polymers Function, 69 Hair adsorption, 127 Polymer substantivity Gel permeation chromatography, 127 Polymer/surfactant interaction Chemistry, 23 Polyquaternium-4 Hair adsorption, 57, 127

324 JOURNAL OF THE SOCIETY OF COSMETIC CHEMISTS Polyquaternium-6 Hair adsorption, 57, 127 Polyquaternium-7 Hair adsorption, 57, 127 Polyquaternium- 10 Hair adsorption, 57, 127 Hair conditioning, 72 Micelies, 23 Polyquaternium- 11 Hair, 93 Hair adsorption, 57, 127 Polyquaternium-22 Hair adsorption, 57, 127 Polyquaternium-28 Hair adsorption, 57, 127 Polyquaternium-29 Hair adsorption, 57 Polyquaternium-39 Hair adsorption, 127 Polyquaternium-47 Hair adsorption, 127 Preservation Method, 62 Preservation, natural Overview, 66 Preservatives Frequency, 67 Microbial tolerance, 64 Properties Pig skin, 175 Propylene oxide/ethylene oxide copolymers Analysis, 59 Quaternary compounds Skin irritation, 307 Review articles Quaternary compounds--Skin irritation, 307 Surfactant/skin interactions, 253 Rheology Method, 61 Safety Urocanic acid, 151 Scanning calorimetry AHA, 165 Seborrheic dermatitis Treatment, 117 Sebum production Dandruff shampoos, 117 Selenium sulfide Antidandruff shampoos, 117 Sensitive skin Analysis, 52 Shampoos Sebum production, 117 Silicones Organofunctional, 1 Skin Sensitive, 52 Storage, 175 Surfactant damage, 219 Surfactant interaction, 253 Skin aging Wrinkles, 297 Skin barrier integrity Method, 175 Skin conditioners Urocanic acid, 151 Skin dryness Cigarette smoke exposed skin, 235 Skin hydration Echogenicity, 243 Skin irritancy Method, 141 Skin irritation Quaternary compounds, 307 Surfactants, 253 Skin moisturization Echogenicity, 243 Skin penetration, see Percutaneous absorption Skin properties AHA, 53 Cigarette smoke exposed skin, 235 Skin swelling Surfactants, 253 Soap Skin properties, 219 Sodium chloride Preservation, 66 Sodium lactate Stability with AHA, 165 Sodium laureth-2 sulfate Skin irritancy, 141 Sodium laureth-7 sulfate Skin irritancy, 141 Sodium lauryl sulfate Polymer interactions, 23 Skin irritation, 307 Solution properties Surfactants, 71 Sorbie acid Stability with AHA, 165 Sorbitol Stability with AHA, 165 SPF Testing, 289 Split ends Mechanism, Stability Glycolic acid, 165 Lactic acid, 165 Statistics Meta-analysis, 283 Stearalkonium chloride Skin irritation, 307