1 citations
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January 2015 in “Journal of Society of Cosmetic Chemists of Japan” This study suggests that keratin films, which model hair damage sensitivity, remained intact after shampoo and conditioner treatments and showed potential for evaluating hair texture and adsorption.
January 2010 in “EPub Bayreuth (University of Bayreuth)” This study found that Polyquaternium-87 significantly reduced friction forces on hair surfaces treated with various shampoo formulations, highlighting its potential for improving hair care products.
In this study, the relaxed overhand knot method demonstrated its effectiveness in measuring the self-friction coefficient of single hair fibers, revealing that sodium hydroxide treatment significantly increases friction and could aid microsurgical applications.
5 citations
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September 2017 in “Colloids and surfaces. B, Biointerfaces” This study found that treating hair with 1 M sodium hydroxide increases its self-friction coefficient, suggesting potential applications in forming fine frictional fibers for medical uses.
This study found that a hair tonic formulation containing 1.5% light fraction patchouli oil demonstrated strong antifungal activity against Malassezia globosa and promoted hair growth in rabbits, suggesting potential benefits for hair care despite the need for human clinical trials to confirm safety and effectiveness.