research Analysis of the Working Principle of Hair Dye
Understanding different hair dye types can make them safer and better.
Search
forProducts matching "natural hair coloration"
Tracking 1 products like 25 Biotin Builder Gummies from by companies like Hims. View product »
Sort by
Research
150-180 / 1000+ results 
research Pharmacological Activation of Thermo–Transient Receptor Potential Vanilloid 3 Channels Inhibits Hair Growth by Inducing Cell Death of Hair Follicle Outer Root Sheath
Activating TRPV3 channels stops hair growth by killing hair follicle cells.
research Lipid loses and barrier function modifications of the brown‐to‐white hair transition
White hair has less lipid content and absorbs water differently than brown hair.
research Environmental Influences on the Hair Follicle
Environmental factors like temperature and nutrition affect hair growth, with humans showing seasonal hair growth differences.
research Omics for Precious Rare Biosamples: Characterization of Ancient Human Hair by a Proteomic Approach
The study developed a method to analyze ancient hair proteins using very small samples.
research T-Cell Reconstitution after Thymus Xenotransplantation Induces Hair Depigmentation and Loss
T-cell reconstitution after thymus transplantation can cause hair whitening and loss.
research Effect of intense pulsed light treatment on human skinin vitro: analysis of immediate effects on dermal papillae and hair follicle stem cells
Intense pulsed light treatment mainly damages pigmented hair parts but spares stem cells, allowing hair to regrow.
research The seasonal development dynamics of the yak hair cycle transcriptome
Yak hair growth is influenced by genes and hormones, helping them adapt to alpine environments.
research Biocompatibility of KAPs-Depleted Residual Hair
KAP-depleted hair causes less immune response and is more biocompatible for implants.
research The change of copper, zinc, iodine, and selenium contents in the scalp hair of healthy females and the efficacy of herbal extract shampoo treatment
Herbal extract shampoo increased certain minerals in hair and improved hair growth and scalp health.
research Evaluation of retardant property of green hair growth retardant formula
The green cream safely slowed hair growth by 25%.
research Hormonal regulation of hair follicles exhibits a biological paradox
Androgens can both stimulate and cause hair loss, and understanding their effects is key to treating hair disorders.
research Evaluation of short-term hair follicle storage conditions for maintenance of RNA integrity
Horse hair follicles can be stored at cool or room temperature for a week without losing RNA quality.
research Sensitization and Clinically Relevant Allergy to Hair Dyes and Clothes from Black Henna Tattoos: Do People Know the Risk? An Uncommon Serious Case and a Review of the Literature
Black henna tattoos can cause severe allergies to hair and textile dyes, and there's a need for greater public awareness and regulation.
research The zombie commodity: hair and the politics of its globalization
The article concludes that the global hair trade is exploitative and reflects complex cultural and economic issues.
research The Black identity, hair product use, and breast cancer scale
The BHBS is a valid tool to study cultural norms and breast cancer risk in Black women.
research Age, Health and Attractiveness Perception of Virtual (Rendered) Human Hair
Hair style affects perceptions of age, health, and attractiveness more than hair color does.
research Structural analysis of human hair fibers under the ultra‐high voltage electron microscope
Human hair structure varies by ethnicity, and certain treatments can improve hair condition and appearance.
research Tensile properties of twisted hair fibers
Twisting hair weakens it, but strength can be recovered at low twist levels.
research In vitro skin models to study epithelial regeneration from the hair follicle
PSU are better than THF at regenerating skin layers in lab models.
research Promotion Effect of Apo-9′-fucoxanthinone from Sargassum muticum on Hair Growth via the Activation of Wnt/β-Catenin and VEGF-R2
Sargassum muticum extract and its component apo-9'-fucoxanthinone may help hair growth and treat hair loss.
research Bacillus/Trapa japonica Fruit Extract Ferment Filtrate enhances human hair follicle dermal papilla cell proliferation via the Akt/ERK/GSK-3β signaling pathway
The extract from Bacillus/Trapa japonica fruit helps increase hair growth and could be a potential treatment for hair loss.
research Formulation And Evaluation Of Hair Cream By Using Herbal Extract
The herbal hair cream helps protect and improve hair health.
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 Light scattering from human hair fibers
Researchers developed a new model for more realistic computer graphics rendering of hair by considering how light scatters on hair fibers.
research Light scattering from human hair fibers
Researchers developed a new model for more realistic computer graphics of hair by considering how light scatters on hair fibers.
research About photo-damage of human hair
We don't fully understand how sunlight damages different types of hair.
research Post-transcriptional Regulation of Keratinocyte Progenitor Cell Expansion, Differentiation and Hair Follicle Regression by miR-22
miR-22, a type of microRNA, controls hair growth and its overproduction can cause hair loss, while its absence can speed up hair growth.
research A discourse on human hair fibers and reflections on the conservation of drug molecules
Hair analysis for drugs needs a better understanding of how drugs enter hair, considering factors like hair structure and pigmentation.
research A Microarray-Based Analysis Reveals that a Short Photoperiod Promotes Hair Growth in the Arbas Cashmere Goat
Shorter daylight increases hair growth in Cashmere goats.