research Hair Product Allergy: A Review of Epidemiology and Management
Hair product allergies are common, especially to hair dyes, and hairdressers are at higher risk.
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30 / 716 results research Chemical And Physical Treatments Damage Caucasian And Afro-Ethnic Hair Fibre: Analytical And Image Assays
Chemical and physical treatments like bleaching, dyeing, and UV radiation damage both Caucasian and Afro-ethnic hair.
research Hair Straightening: Techniques, Chemicals, and Evolution
Hair straightening methods have advanced to improve effectiveness and reduce damage, but still rely on heat and chemicals.
research Protein Loss in Human Hair from Combination Straightening and Coloring Treatments
Straightening and coloring hair, especially with sodium hydroxide, greatly increases protein loss.
research Impact of Acid (Progressive Brush) and Alkaline Straightening on the Hair Fiber: Differential Effects on the Cuticle and Cortex Properties
Glyoxylic acid straighteners cause more protein loss but have similar hair strength effects as traditional alkaline straighteners.
research The Swelling Behavior of Hair Studied Through the Structural Change of Keratin Protein During the Permanent Waving Treatment
Hair structure changes immediately during perm treatment, with initial damage partially restored later.
research Methods of Hair Straightening: Temporary and Permanent Techniques
Hair straightening changes hair structure and can cause damage if done wrong, but improvements in the methods are expected to continue.
research The Anti-Flyaway/Frizz Effect by Inducing the Alpha-Helical Structure Transition of Hair
ATG effectively reduces hair frizz without damaging hair strength.
research Permanent Waving and Hair Straightening
Thioglycolate lotions are the most popular method for permanent waving and hair straightening.
research Interactions Between Damaged Hair Keratin and Juglone as a Possible Restoring Agent: A Vibrational and Scanning Electron Microscopy Study
Juglone from walnut extracts may help repair damaged hair.
research Protective Effect of Conditioning Agents on Afro-Ethnic Hair Chemically Treated with Thioglycolate-Based Straightening Emulsion
Conditioning agents, especially jojoba oil and lauryl PEG/PPG-18/18 methicone, protect and strengthen chemically straightened Afro-ethnic hair.
research Cyberspace Chat: Beyond Genetics Part III: Evidence That Lifestyle Choices May Impact Hair Loss in Androgenetic Alopecia
Lifestyle choices like stress, smoking, heavy drinking, sun exposure, and chemical hair treatments might speed up hair loss in people with androgenetic alopecia.
research Enzymatic Method for Assessing Hair Damage with Reduction and Subsequent Oxidation
Permed hair degrades faster and shows more damage after protease treatment compared to untreated hair.
research Changing the Shape of Hair with Keratin Peptides
Keratin peptides can change hair shape gently without harsh chemicals.
research Chemical Modification of Keratin Fibers Using 2-Iminothiorane Hydrochloride
2-iminothiorane hydrochloride improves hair waving permanence without damage.
research Serum Levels of Minerals and Vitamins in Two Categories of Female Alopecia Subjects Using Hair Relaxer
Women using hair relaxers with alopecia had lower zinc levels, suggesting zinc deficiency might contribute to hair loss.
research Natural Green Sugar-Based Treatment for Hair Styling
Scientists created a non-toxic, sugar-based hair product that can style hair without damage.
research 55 Cases of Allergic Reactions to Hair Dye: A Descriptive, Consumer Complaint-Based Study
Many people had severe allergic reactions to a common hair dye ingredient, causing them to seek medical care and miss work.
research A Primer on Cosmetics for Dermatologists
Dermatologists need to know about cosmetics to help patients with skin issues and recommend safe products.
research Analysis of Structural Changes in Permanent Waved Human Hair Using Raman Spectroscopy
Permanent waving weakens hair by altering its protein structure.
research Influence of Oxidative and Reductive Treatment on Human Hair: Analysis of Hair Damage
Chemical treatments and daily stresses damage hair, especially the cuticle layer.
research Cosmetic Approach for Healthy and Damaged Hair
Hair can't be reliably repaired once damaged; prevention and proper product use are key to maintaining hair health.
research Application of an Enzymatic Method for Identifying Hair Treatments
The enzymatic method can effectively identify chemical treatments on hair.
research Cosmetic Approach for Healthy and Damaged Hair
Cosmetic procedures can harm hair, but damage can be minimized with knowledge and care; however, once hair is damaged, it cannot be reliably repaired.
research Analysis of Heterogeneous Reaction Between Reducing Agents and Keratin Fibers Using Raman Spectroscopy and Microspectrophotometry
The study found that thioglycolic acid breaks down hair bonds more consistently than l-cysteine, which is less damaging to hair.
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 Hair Weathering: Degeneration of Hair by Environmental and Cosmetic Factors
Avoid chemical and physical damage to protect hair.
research Direct Observation of Hair Components Involved in Formation of Permanent Waves
Microfibrils are key for permanent waves, and hydrolyzed keratin improves wave formation and hair condition.
research Jojoba Oil: An Updated Comprehensive Review on Chemistry, Pharmaceutical Uses, and Toxicity
Jojoba oil is highly valued for its diverse medicinal and industrial uses.
research Straight to the Point: What Do We Know So Far on Hair Straightening?
Hair straightening can damage hair and pose health risks, including exposure to carcinogens and hair loss.