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In this case report, a 25-year-old woman with alopecia areata experienced hair regrowth after treatment with baricitinib, despite not responding to conventional treatments, with the new hair initially appearing dark brown.

This case report describes a unique instance of an otherwise healthy infant with phylloid terminal hair nevus, a form of hypomelanosis without extracutaneous abnormalities.

This study found that individuals with black hair have a significantly higher risk of alopecia areata compared to those with dark brown hair, while lighter hair colors like red or blonde are associated with a lower risk.

A 73-year-old man's grey-white hair turned dark brown after eczema treatment.

This study developed a natural hair dye using Coreopsis tinctoria Nutt. extract, finding that it produced yellow to dark brown colors depending on the treatment, with ferrous lactate enhancing dye performance and color stability after washing.

This review explores the trichoscopic features of dark scalp, particularly the brown honeycomb pigment network, and its variations in different types of alopecia, but it presents no new clinical findings.

This study observed that combining hair dyeing with sodium hydroxide relaxers drastically increased protein loss in Caucasian virgin dark brown hair, while ammonium thioglycolate or guanidine hydroxide relaxers caused less damage.

In this report, a 77-year-old woman treated for essential thrombocytosis with low-dose hydroxyurea experienced an unexpected change in hair color from gray to dark brown after 20 weeks, highlighting a potential aesthetic side effect of the drug, in addition to therapeutic effects.

This study found that a herbal hair dye formulated with a 1:2 ratio of henna and indigo successfully colored unpigmented hair dark brown to black, with favorable attributes compared to synthetic dyes.

In this study, the researchers explored a hair dye gel formulated with Indonesian native plant extracts and found it produced stable brown shades on bleached hair, with the most preferred dark brown achieved at a 12% concentration, and showed no skin irritation.

This report describes a patient experiencing hair repigmentation linked to adalimumab therapy, a TNF inhibitor, a phenomenon not previously associated with this class of drugs.

This study found that the PQ-70 shampoo formulation demonstrated the highest Hair Humidity Resistance Factor, indicating superior anti-frizz performance compared to other tested shampoos.

This case study reports a man with rapid hair thinning, whitening, and sparse beard, linked to an increased proportion of hair follicles in catagen or telogen phase and peribulbar lymphocytic infiltrate.

The researchers in this study described the use of trichoscopy to assist in diagnosing aplasia cutis congenita of the scalp in a dark-skinned newborn, noting that trichoscopic findings can differ from those seen in light-skinned patients, yet remain a valuable diagnostic tool.

In this study, latanoprost significantly increased hair density in young men with mild androgenetic alopecia after 24 weeks, suggesting it may stimulate hair follicle activity and treat hair loss.

This study found that oxidative hair dyes altered the color and ultrastructure of Caucasian hair but did not significantly affect the hair's breaking strength.

This study found that bleaching significantly damages hair structure and increases combing difficulty, while dyeing with emulsifiers can partially reduce damage and improve combability, yet both processes cause notable protein loss.

Frequent hairdryer use may worsen hair fragility in people with Pili Annulati.

This study found that the maximum infrared temperature of laser-irradiated hair depends on melanin type, with eumelanin-rich hair reaching higher temperatures than pheomelanin-containing hair.

Results are not reported for this study exploring how herbal hair dye, made from natural plant-based ingredients, might promote glossier, longer, and thicker hair while covering gray.

This study evaluated a herbal hair serum, finding it effective against certain fungi and bacteria and showing potential for hair regrowth comparable to standard treatments, suggesting it may serve as a natural alternative for promoting hair health.

In this study, a newly formulated herbal hair serum demonstrated significant antifungal and antibacterial activity as well as comparable hair regrowth effectiveness to standard treatments, suggesting its potential as a natural therapeutic alternative.

This study tested a natural hair dye made from papaya seed extract, celery leaf, and avocado, finding color change in animal hair but also noting tissue changes like hyperkeratosis.

This study found that camel hair from Afif has suitable physical and chemical properties for textile production and its characteristics can be enhanced with chemical additives like acetic acid.

This experimental study evaluated celery extract as a hair tonic, finding it contains vitamin A and flavonoids. Organoleptic and pH tests indicated favorable smell, color, absorption, and user preference, supporting its potential as a natural ingredient for hair health applications.

This article reviews Becker's nevus syndrome, covering its symptoms, causes, and cosmetic treatment options, without presenting new clinical findings.

This review discusses the potential relationship between lichen planus pigmentosus and frontal fibrosing alopecia, presenting a case study but reporting no new clinical findings.

In this case report, a 2-year-old cat with bilateral otitis externa and scabiosis was treated with a combination of antiparasitic, antibiotic, antifungal, and anti-inflammatory medications, leading to significant clinical improvement after 10 days.

Minoxidil helped bald patient regrow hair.

This study identified specific morphological characteristics and kinship relationships among 27 candlenut genotypes in Karo Regency, North Sumatra, highlighting variations in stem, leaf, flower, fruit, and kernel traits, with the closest relationship between MTB1 and MTB2 genotypes.