Search

for
Search:

Glossary Fiber Diameter

thickness of a single hair strand, measured in micrometers

Fiber diameter refers to the thickness of a single strand of hair or fiber, typically measured in micrometers (µm). For a layperson, it's like measuring the width of a single hair strand, which can affect how the hair feels and looks. For professionals, understanding fiber diameter is crucial for diagnosing hair health, selecting appropriate hair care products, and designing treatments for conditions like alopecia.

Related Terms

Research

5 / 1000+ results

research Sequence Variation in Caprine KRTAP6-2 Affects Cashmere Fiber Diameter

2 citations , August 2022 in “Animals”

In this study, a specific genetic variant of KRTAP6-2 in Longdong cashmere goats was associated with finer cashmere fiber diameter, suggesting its potential as a molecular marker for breeding improvements.

research The fiber diameter traits of Tibetan cashmere goats are governed by the inherent differences in stress, hypoxic, and metabolic adaptations: an integrative study of proteome and transcriptome

17 citations , March 2022 in “BMC Genomics”

This study found that differences in cashmere fiber diameter in Tibetan cashmere goats are associated with variations in metabolic, hypoxic, and stress response-related proteins, offering insights for breeding strategies.

research Discovery of genes and proteins possibly regulating mean wool fibre diameter using cDNA microarray and proteomic approaches

6 citations , May 2020 in “Scientific reports”

In this study, microarray and proteomic analyses indicated that genes involved in immune response, receptor binding, and growth factor activity might influence wool fibre diameter in sheep.

research Variation in the caprine keratin-associated protein 15-1 (KAP15-1) gene affects cashmere fibre diameter

30 citations , March 2019 in “Archives animal breeding/Archiv für Tierzucht”

In this study, variation in the KRTAP15-1 gene in goats was linked to changes in cashmere fibre diameter, with specific variants showing dominant or recessive effects.

Sublingual Minoxidil Increases Fiber Diameter in Male Androgenetic Alopecia: A Proxy for Reversal of Hair Follicle Miniaturization

research Sublingual Minoxidil Increases Fibre Diameter in Male Androgenetic Alopecia. - A proxy for Reversal of Hair Follicle Miniaturization.

January 2025 in “PubMed”

In this randomized, controlled trial, the researchers observed that sub-lingual minoxidil at doses of 1.35 mg and 4.05 mg, but not 0.45 mg, significantly increased hair fibre diameter in men with male androgenetic alopecia over 24 weeks, suggesting a dose-dependent reversal of follicle miniaturization.

View more "fiber diameter" in research →

Community Join

5 / 483 results

community Pelage have made a new post about PP405

in Chat 17 upvotes 1 month ago

PP405 aims to reactivate hair follicle stem cells to promote hair growth, but its effectiveness is debated. Some users are skeptical, citing past failures of similar treatments and questioning the company's claims.

community Oral Minoxidil Changes to Vellus Hair

in Is this regrowth? 2 upvotes 1 year ago

A person in their early 30s has been using finasteride for about 10 years and recently started oral minoxidil, vitamin chewables, and dermarolling to address hair loss. They noticed pigmented vellus hairs and potential regrowth, questioning if oral minoxidil is more effective than topical due to enzyme differences.

community Prolactin the Cause of Hair Loss? ABS-201 the Cure?

29 upvotes 2 months ago

Prolactin may contribute to hair loss, but targeting its receptor won't cure androgenetic alopecia. ABS-201 could be a useful alternative or adjuvant therapy, similar to JAK inhibitors, but not more effective than HMI-115.

community 1yr on fin and min. I guess im not bald anymore.

204 upvotes 7 months ago

A user shared their successful hair regrowth experience using 1.25mg finasteride daily, alternating oral and topical minoxidil, and weekly dermarolling. They reported significant improvement in their hairline and crown coverage over a year, with minimal side effects.

community The Real Reason For Hair Loss?

8 months ago

Hair loss is linked to scalp fibrosis and tension, which result from chronic mechanical stress and androgenic signaling. Treatments include blocking androgens with finasteride, promoting hair growth with topical minoxidil, and improving scalp mobility through exercises.

View more "fiber diameter" in community →

Learn

1 / 801 results

learn Hair Fibers

cosmetic product that temporarily makes hair appear thicker

Do hair fibers wash out easily, or do you need a special shampoo to remove them? There is no published trial comparing shampoos for removing hair fibers. Because the fibers cling by static rather than bonding chemically, and because users consistently report they rinse out with ordinary shampoo, the specialist fiber-removal shampoos do not appear to be necessary; a clarifying shampoo may help when fibers are layered under hairspray or gel.
Do hair fibers really make thinning hair look fuller, or is it just an illusion? Hair fibers create an optical illusion of fullness but do not actually thicken hair.
How do you apply hair fibers correctly so they stay in place all day? Apply hair fibers to clean, dry hair and use a setting spray for better hold.
All 5 questions on Hair Fibers →

View more "fiber diameter" in learn →

Experts

— no results

Try a deeper search in experts →

Clinics

— no results

Try a deeper search in clinics →