research A technique for more precise distinction between catagen and telogen human hair follicles ex vivo
Researchers developed a new method using methylene blue staining to more accurately identify the growth stage of human hair follicles.
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270-300 / 1000+ results research Determination of finasteride in anti-calvous hair cosmetics by high performance liquid chromatography
A reliable method was developed to measure finasteride in hair products.
research Optimized skin optical clearing for optical coherence tomography monitoring of encapsulated drug delivery through the hair follicles
A PEG-400/oleic acid mixture best improves drug delivery monitoring through hair follicles.
research The science of color: How chemical dyeing processes transform hair structure
Hair dyeing changes hair structure, but new technologies help protect hair while coloring.
research Validation of Finasteride Tablets USP by HPLC Isocratic with UV Detector
The method is effective and suitable for testing finasteride tablets.
research Innovative Method for the Analysis of Dexpanthenol in Hair Care Products
New method quickly and accurately measures dexpanthenol in hair products.
research Effect of Fastness, Hair Coating and Hair Protection by Deying of Orange Henna
Henna orange powder, especially with alkali, protects and colors hair better than oxidizing colorants.
research OPTIMIZATION AND PERFORMANCE ASSESSMENT OF HERBAL HAIR COLORING AGENT BY USING BERLERIA PRIONITIS
The herbal hair dye with Barleria prionitis is a safe, effective, and natural alternative to chemical dyes.
research A HISTOCHEMICAL TEST FOR CITRULLINE ADAPTATION OF THE CARBAMIDO DIACETYL REACTION TO HISTOLOGIC SECTIONS WITH POSITIVE RESULTS IN PILOMATRIXOMAS (CALCIFYING EPITHELIOMAS)
A new test more accurately detects citrulline in hair follicles and pilomatrixomas.
research Chemical Leukoderma from Hair Dye Containing para-Phenylenediamine
Hair dye with para-phenylenediamine can cause skin depigmentation.
research Diffusion behavior of poly(ethylene imine) into keratin fibers using microspectrophotometry
PEI diffuses into hair at a constant rate, and urea speeds up this process.
research Spectrophotometric method for the estimation of finasteride in tablets
A new method accurately measures finasteride in tablets using color change and light absorption.
research Capillary gas‐chromatographic determination of spermidine in hair lotion
The method effectively measures spermidine in hair lotions.
research Understanding the Effect on Hair Fibers of Coloring and Bleaching Formulations Using High Pressure Differential Scanning Calorimetry (HPDSC)
Hair coloring and bleaching can permanently break down hair protein and temporarily change its properties.
research Electrochemical Detector for Liquid Chromatography: Determining Minoxidil in Hair-Growth Pharmaceuticals
The method effectively detects minoxidil in hair-growth products.
research Design and Development of a Shampoo with Dark Semi-Permanent Dyes for Gradual Gray Hair Coverage
The shampoo effectively covers gray hair gradually and maintains color after multiple washes.
research Hair dye use: choosing best questions and best method using confidence, concordance and reliability
research Staining of human skin with RGB trichrome unveils a proteoglycan-enriched zone in the hair dermal sheath
A new staining method shows a special area in the hair's skin layer with lots of proteoglycans.
research Dyeing of Chitin Nanofibers With Reactive Dyes and Preparation of Their Sheets and Fiber Reinforced Materials
Dyed chitin nanofibers are strong, colorful, and water-resistant, enhancing resin strength and color.
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 Hair colouring systems delivering colour with reduced fibre damage
Using chelants in hair dye reduces fiber damage by preventing harmful radicals.
research Wool Fibres: Sectioning and Staining, Differentiation of Ortho and Paracortex
research Some histological and biochemical evaluation on commercial hair dyes
Commercial hair dyes can harm the skin and liver.
research Allergic contact dermatitis from dyes in wigs following diphencyprone treatment
Avoiding dyed wigs and clothing improved severe allergic reactions in a woman treated with diphencyprone.
research Differential Stripping: Determination of the Amount of Topically Applied Substances Penetrated into the Hair Follicles
The new "differential stripping" method effectively measures how much substance gets into hair follicles.
research The science of color: How chemical dyeing processes transform hair structure
Oxidative dyes damage hair more than semi-permanent dyes, but new technologies help protect hair while coloring.
research Human Hair Pigment: A Mild Isolation Procedure and a Method for Characterization
A new method was developed to gently isolate hair pigment while keeping its structure intact.
research Analysis of hair follicle penetration of lidocaine and fluorescein isothiocyanate-dextran 4 kDa using hair follicle-plugging method
Hair follicles are important for the absorption of certain drugs into the skin.
research Sensitive bromatometric assay methods for finasteride in pharmaceuticals
Three methods accurately measure finasteride in tablets using dyes and bromate-bromide.
research Simultaneous Quantification of Dexpanthenol and Resorcinol from Hair Care Formulation Using Liquid Chromatography: Method Development and Validation
Researchers created a reliable method to measure dexpanthenol and resorcinol in hair products.