research Research on Hair Bleach that Causes Less Hair Damage and Smells Less Pungent than Ammonium Hydroxide
AMPD is a better and less damaging alternative to ammonium hydroxide for hair bleaching.
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30 / 1000+ resultsresearch Protein loss in human hair from combination straightening and coloring treatments
Straightening and coloring hair, especially with sodium hydroxide, greatly increases protein loss.
research Cytotoxic Evaluation of Hair Relaxers and Straighteners Actives in Human-Derived Skin Cells
Hair relaxers and straighteners can be toxic to skin cells.
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 Hair Straightening
Hair straightening methods have advanced to improve effectiveness and reduce damage, but still rely on heat and chemicals.
research Hair Straightening
Hair straightening changes hair structure and can cause damage if done wrong, but improvements in the methods are expected to continue.
research Evaluation of Polymethylene Waxes as Conditioning Agents in Hair Relaxers
Polymethylene wax in hair relaxers makes hair smooth and shiny with less damage.
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.
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 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 Improved Humoral Immunity and Protection against Influenza Virus Infection with a 3d Porous Biomaterial Vaccine
A new vaccine using a porous scaffold boosts immunity and protects against the flu better than traditional methods.
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 Lab Quality Management and Methodology
Men with early balding should be checked for metabolic syndrome, as there's a link between the two.
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 Shampoo Formulation
Shampoos clean hair mainly with surfactants and have added ingredients for extra benefits.
research Influence of Chemical Straightening on the Stability of Drugs of Abuse in Hair
Chemical hair straightening significantly reduces detectable drug levels in hair.
research Changing the shape of hair with keratin peptides
Keratin peptides can change hair shape gently without harsh chemicals.
research A Nationwide Outbreak of Alopecia Associated With the Use of a Hair-Relaxing Formulation
A hair-straightening product caused widespread hair loss and scalp injuries, mainly affecting African American women.
research Permanent waving and hair straightening
Thioglycolate lotions are the most popular method for permanent waving and hair straightening.
research Kinetics and Equilibrium of Solute Diffusion into Human Hair
Hair absorbs molecules differently based on their size, charge, and love for water, and less at higher pH; this can help make better hair products.
research Morphological analysis of polymers on hair fibers by SEM and AFM
Polyquaternium 7® builds up on hair, improving its look and feel, and AFM is good for measuring these changes.
research Structural changes of hair shaft after application of chemical hair straighteners: Clinical and histopathological study
Chemical hair straightening improves smoothness and shine but may cause side effects, suggesting a need for safer methods.
research Examining polyquaternium polymers deposition on human excised hair fibers
Certain polymers can stick to hair and increase volume, working best at a pH of 7 to 9.
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 Allergens and Irritants
Many substances, including chemicals and metals, can cause skin reactions; careful handling and identification of allergens are crucial to prevent dermatitis.
research Structure of human steroid 5α-reductase 2 with the anti-androgen drug finasteride
Finasteride irreversibly affects human steroid 5α-reductase 2, providing insight into its catalytic mechanism and disease-related mutations.
research Prostaglandin D 2 Inhibits Hair Growth and Is Elevated in Bald Scalp of Men with Androgenetic Alopecia
PGD2 stops hair growth and is higher in bald men with AGA.
research Mechanism-Based Inhibition of Human Steroid 5α-Reductase by Finasteride: Enzyme-Catalyzed Formation of NADP−Dihydrofinasteride, a Potent Bisubstrate Analog Inhibitor
Finasteride effectively blocks enzyme causing male pattern baldness.
research Incorporation of Isotopically Labeled Cocaine and Metabolites into Human Hair: 1. Dose-Response Relationships
Hair analysis can detect cocaine use but doesn't accurately show the amount or timing of use.
research Dermal Adipocyte Lipolysis and Myofibroblast Conversion Are Required for Efficient Skin Repair
Fat cells in the skin help start healing and form important repair cells after injury.