research Curly Hair Follicle is Sculpted by a Contracted Arrector Pili Muscle. A Hypothesis with Treatment Implications
Curly hair may be caused by a muscle contraction, and muscle relaxants might help treat it.
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research Restoration Mechanism of Hair Using Hematin as Treatment Agent
Hematin in shampoo helps repair and straighten damaged hair.
research Dose-Dependent Histopathological and Structural Impact of Chemical Hair-Straighteners on Scalp Epithelium and Hair-Fibres Using Albino Wistar Rats
Chemical hair straighteners can severely damage hair and scalp with repeated use.
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 Discovery of a sol–gel reinforcing the strength of hair structure: mechanisms of action and macroscopic effects on the hair
A small molecule can strengthen fine hair, making it more resistant and natural-feeling.
research Development and sensory analysis of shampoo for curly hair
The shampoo effectively defines and models curls while reducing frizz and volume.
research Development of hair treatment cream by using keratin protein
The keratin-based cream effectively repaired and improved damaged hair.
research Effect of Protein 'Hair Straightener" on Hair Shaft by Scanning Electron Microscopy
Protein hair straighteners damage the hair more than hair dyes.
research Development of a three‐point cantilever bending technique to study the mechanical properties of hair styling ingredients
The technique helps measure how hair styling ingredients affect hair's stiffness and flexibility.
research 퍼머넌트 웨이브 시술 시 중간세척 과정에 따른 컬 형성력과 손상도
For best curls and hair health, use keratin and ceramide after rinsing, or skip rinsing for stable curls.
research Mechanism of Hair Curling via Laccase-Assisted Tyrosine Grafting Using BSA as a Model Protein
A gentler, less damaging method for curling hair using tyrosine works well initially but fades after washing.
research 2P546 Structural Analysis of Curly and Straight Human Hair Fibers by Scanning Microbeam SAXS(52. Bio-imaging,Poster Session,Abstract,Meeting Program of EABS & BSJ 2006)
Curly and straight hair differ in how their internal fibers are arranged.
research Prevention of chemically induced hair damage by means of treatment based on proteins and polysaccharides
The treatment with silk proteins and linseed polysaccharides effectively protects and repairs chemically damaged hair.
research J. Cosmet. Sci., 59, 203-215 (May/June 2008) �Effects of permanent waving on changes of protein and physicomorphological properties in human head hair
Permanent waving damages hair protein and weakens hair, especially with repeated treatments using sodium thioglycolate.
research The effect of treatments on the shear modulus of human hair measured by the single fiber torsion pendulum.
Different treatments change the strength and flexibility of human hair.
research Physico-chemical properties of modern cosmetics for styling and their effect on hair structure
Modern hair styling products don't repair hair but improve its surface and stability.
research Water-Soluble Polymers in Hair Care
Alkaline hair relaxers damage hair, but cationic and non-ionic polymers can help reduce this damage.
research Effects of permanent waving on changes of protein and physicomorphological properties in human head hair.
Repeated digital perming with sodium thioglycolate lotion significantly damages hair protein and structure.
research Internal structure changes in bleached black human hair resulting from chemical treatments: A Raman spectroscopic investigation
Chemical treatments on bleached black hair change its internal structure by breaking and reforming bonds, and treatments with hydrolyzed eggwhite protein help repair it.
research A mechanical model of overnight hair curling
Longer time setting curls overnight leads to better curl retention.
research The effect of various cosmetic pretreatments on protecting hair from thermal damage by hot flat ironing.
Polymeric pretreatments can significantly reduce hair breakage and damage from hot flat irons.
research An ex vivo comparative study of the tensile strengthening efficacy of protein-derived actives on heavily bleached hair
Protein-derived ingredients can help strengthen bleached hair.
research Permanent Hair Waving
Permanent hair waving uses chemicals to create long-lasting curls.
research Bleached Hair as Standard Template to Insight the Performance of Commercial Hair Repair Products
K18® and Olaplex® both effectively repair bleached hair, improving its strength, smoothness, and overall health.
research Assessment of styling performance in hair gels and hair sprays by means of a new two-point stiffness test.
The new stiffness test works well for gels but not for sprays.
research Specific repair of aging hair keratin
A new keratin treatment can strengthen and protect aging hair.
research The Secrets of Beautiful Hair: Why is it Flexible and Elastic?
Beautiful hair is flexible and elastic due to its unique double-layered structure and can be enhanced with succinic acid treatment.
research Green chemistry method for hair strengthening and setting using visible light-mediated protein crosslinking
New eco-friendly method strengthens and sets hair using light and causes less damage.
research J. Cosmet. Sci., 59, 263–289 (July/August 2008) Characterization of curved hair of Japanese women with reference to internal structures and amino acid composition
Japanese women's curved hair has an uneven internal structure and varied amino acid composition.