research Exogenous and Endogenous Lipids of Human Hair
Removing external lipids from hair reduces moisture and increases strength, while removing internal lipids decreases water permeability.
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research Fiber-Safe Extraction of Red Mordant Dyes from Hair Fibers
Researchers developed a less damaging way to extract red dyes from wool using EDTA and DMF, preserving the fiber's strength for further analysis.
research Effect of Waste Human Hair Fibers on Shear Behavior of Sand in Dry and Saturated Conditions
Adding human hair to sand improves its strength when dry and maintains strength when wet.
research Wear Characteristics of Epoxy-Based Hybrid Composites Reinforced with Short Hair Fibers and Glass Micro Spheres
Adding human hair fibers and glass micro-spheres to epoxy improves its wear resistance and strength.
research Molecular Elements of the Regulatory Control of Keratin Filament Modulator AHF/Trichohyalin in the Hair Follicle
The study concluded that a protein important for hair strength is regulated by certain molecular processes and is affected by growth phases.
research Effect of Rinse-Off Hair Conditioner Containing Argan Oil or Camellia Oil on the Recovery of Hair Damaged by Bleaching
Hair conditioners with argan oil or camellia oil improve the strength and color of bleached hair.
research Effect of Scalp Position on Tensile Properties of Single Hair Fibers
Hair strength is similar across different scalp areas, and not affected by age, gender, or hair thickness.
research Hair and Amino Acids: The Interactions and the Effects
Amino acids in conditioners improve hair strength, hydration, and color retention.
research Improvement in Hair Loss and Better Hair Quality with Vitamin Therapy in Monilethrix
Taking vitamins, minerals, and amino acids can improve hair strength and quality in people with Monilethrix.
research Highly Conserved Keratin-Associated Protein 7-1 Gene in Yak, Taurine, and Zebu Cattle
The KRTAP7-1 gene is very similar across different cattle and yak breeds and likely plays a role in hair strength and shape.
research Valproate, Acetylcarnitine, Folic Acid, and Vitamin B12 in Spinal Muscular Atrophy: Preliminary Data of an Open-Label Study in Children
The treatment with valproate, acetylcarnitine, folic acid, and vitamin B12 may improve muscle strength in children with SMA without significant side effects.
research Tensile Properties of Twisted Hair Fibers
Twisting hair weakens it, but strength can be recovered at low twist levels.
research Bleached Hair as a Standard Template to Evaluate the Performance of Commercial Hair Repair Products
K18® and Olaplex® both effectively repair bleached hair, improving its strength, smoothness, and overall health.
research Human Hair Keratin Responds to Oxidative Stress via Reactive Sulfur and Supersulfides
Human hair strength and health are linked to sulfur compounds that can be reduced by stress but improved with sulfur supplements.
research Hyaluronic Acid: Elucidating Its Penetration Into and Effect on Hair Fibers Using Confocal Raman Spectroscopy and Biometric Techniques
Hyaluronic acid in shampoo penetrated hair well, reduced frizz, and improved hair strength and moisture.
research Insights on the Hair Keratin Structure Under Different Drying Conditions
Drying hair with a microfiber towel better maintains hair strength and structure than using a cotton towel or blow-drier.
research Prospective Efficacy and Safety Study of an Innovative Kerascalp Hair Growth Serum in Mild-to-Moderate Alopecia in India: Regrowth Study
Kerascalp hair serum was found to be safe and effective in improving hair growth and strength in people with mild to moderate hair 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 A Research Article on Formulation and Evaluation of Herbal Shampoo
The herbal shampoo promotes hair growth and strength without damage.
research Effects on Hair Texture Improvement of Bleached Hair When Applying Castor Oil
Castor oil improves the texture of bleached hair by increasing its strength.
research Strengthening Hair with Centella Asiatica: A Report of Clinical and Subjective Efficacy of a Local Treatment with a 0.5% Hair Lotion
A lotion with Centella asiatica extract reduced hair loss by 41% and increased hair strength without side effects.
research A New Scalp Treatment for Anti-Aging Hair
The new scalp treatment preserves hair color, reduces hair loss, and maintains hair strength.
research A Study of the Effects of Mono Sodium Glutamate-Based Hair Hardener on Hair Perm
MSG-based hair hardener improves hair thickness, strength, and wave retention after perms.
research Effect of Temperature and Humidity on Mechanical Properties of Rabbit Hair Fibers
Higher temperatures improve rabbit hair strength up to 50°C, but moisture weakens it.
research Low-Level Light Therapy and Hair Loss
Low-level light therapy is FDA-approved for male pattern hair loss, increases hair count and strength, and is considered safe for use.
research Replenishing Amino Acids in Damaged Hair
Adding amino acids to damaged hair can improve its strength and appearance.
research Wound Healing Mechanisms
Wound healing is a complex process involving different cells and stages, leading to scar tissue formation and strength increase over time.
research Efficacy of Platelet-Rich Plasma in the Treatment of Androgenic Alopecia
Platelet Rich Plasma (PRP) injections can improve hair count, thickness, and strength in people with androgenic alopecia.
research Nanomechanical Characterization of Human Hair Using Nanoindentation and SEM
Human hair's strength and flexibility vary by ethnicity, damage, and treatment.
research Chapter 4: Cytomechanics of Hair
Hair's strength and flexibility come from its protein structure and molecular interactions.