research Impact of Hair Damage on the Penetration Profile of Coconut, Avocado, and Argan Oils into Caucasian Hair Fibers
Different oils affect hair flexibility and strength, with their impact varying on whether hair is virgin or bleached.
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research Hair Coloring, Permanent Styling, and Hair Structure
Frequent hair coloring and styling can damage hair and cause breakage or loss.
research Effect of Surface Treatments on the Nanomechanical Properties of Human Hair
Bleaching and combing damage hair's surface and mechanical properties.
research Hair Cosmetics: Dyes
Hair dyes can change hair color temporarily or permanently but may cause side effects like skin reactions and hair damage.
research Effect of Ethnicity and Treatments on In Situ Tensile Response and Morphological Changes of Human Hair Characterized by Atomic Force Microscopy
Different ethnicities and treatments affect human hair strength and structure.
research Reactive Keratin Derivatives: A Promising Strategy for Covalent Binding to Hair
Modified keratin binds better to hair, especially bleached hair.
research Health Improvement of Human Hair and Their Reshaping Using Recombinant Keratin K31
Recombinant keratin K31 makes damaged hair thicker, stronger, and straighter.
research Unique Hair Properties That Emerge from Combinations of Multiple Races
Mixed-race individuals have hair with varied shapes and more root damage.
research Effects of Chemical Straighteners on the Hair Shaft and Scalp
Chemical hair straighteners can cause scalp and hair damage, but long-term effects are unclear.
research The Degradative Characteristics of Hair in Water Samples with Altered pH
Hair fibers degrade and change color in very basic water.
research Comparison of Quality Performance of Human Hair Types with Herbal Oils by Analysis Techniques
Grape seed oil improved hair quality the most, followed by rosehip and safflower seed oils, and reduced damage from shampoo.
research The Chemistry Mechanism of Hair Dyes
Permanent hair dyes use chemicals that react with hydrogen peroxide to create color.
research Asian Hair: A Review of Structures, Properties, and Distinctive Disorders
Asian hair is generally straight and thick, with unique disorders and properties, and more research is needed to understand it fully.
research A Study on the Conditioning Effects of Natural Shampoos Using the Scanning Electron Microscope
Natural shampoos made in the lab conditioned hair better than commercial ones with chemicals.
research Skin and Hair Changes After Forty
Women over forty can maintain skin and hair health with lifestyle and dietary changes.
research Extractable Substances from Human Hair: A Discussion About the Origin of the Holes
Holes in mature hair are likely caused by the removal of substances during hair care.
research Rice Derivatives in Hair Protection
Rice derivatives in conditioners protect and improve hair health.
research Nanomaterials in Hair Care and Treatment
Nanomaterials can improve hair care products and treatments, including hair loss and alopecia, by enhancing stability and safety, and allowing controlled release of compounds, but their safety in cosmetics needs more understanding.
research Protein Disulfide Isomerase-Mediated Grafting of Cysteine-Containing Peptides onto Over-Bleached Hair
PDI helps restore over-bleached hair's strength and structure by attaching special peptides.
research Changing the Shape of Hair with Keratin Peptides
Keratin peptides can change hair shape gently without harsh chemicals.
research In Vitro Methodologies to Evaluate the Effects of Hair Care Products on Hair Fiber
Different tests are used to see how hair care products affect hair, and choosing the right test is important for accurate results.
research Hair Cosmetics: An Overview
Dermatologists need to understand hair products to treat hair and scalp issues better.
research A Novel Cosmetic Approach to Treat Thinning Hair
A new hair treatment with caffeine and other ingredients makes hair thicker and less likely to break.
research How Different Is Human Hair? A Critical Appraisal of Global Hair Fibre Characteristics and Properties Towards Defining a More Relevant Framework for Hair Type Classification
Human hair varies widely and should be classified by curl type rather than race.
research Single Hair Fiber Assessment Techniques to Discriminate Between Mineral Oil and Coconut Oil Effect on Hair Physical Properties
Coconut oil makes hair stronger and more flexible than mineral oil.
research Keratinocyte-Specific Ablation of the NF-κB Regulatory Protein A20 (TNFAIP3) Reveals a Role in the Control of Epidermal Homeostasis
A20 protein is crucial for normal skin and hair development.
research Shampoos: Ingredients, Efficacy, and Adverse Effects
Shampoos are designed to clean and improve hair and scalp health, with specific ingredients for different hair types and conditions.
research Mutant Laboratory Mice With Abnormalities in Hair Follicle Morphogenesis, Cycling, and Structure: An Update
The document concludes that mouse models are crucial for studying hair biology and that all mutant mice may have hair growth abnormalities that require detailed analysis to identify.
research Reduction Mechanism of L-Cysteine on Keratin Fibers Using Microspectrophotometry and Raman Spectroscopy
L-cysteine slows down the breaking of bonds in hair due to electrostatic interactions.
research Age, Health, and Attractiveness Perception of Virtual Human Hair
Hair style affects perceptions of age, health, and attractiveness more than hair color does.