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Did you mean Hair Shaft Elongation?

Glossary Hair Shaft Elongation

process of hair growing longer from the scalp

Hair Shaft Elongation refers to the process by which the visible part of the hair, known as the hair shaft, grows longer. This occurs as cells in the hair follicle divide and push the older cells upward, causing the hair to extend out from the scalp. This process is influenced by various factors including genetics, nutrition, and overall health.

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Research

5 / 1000+ results

research Telogen elongation in the hair cycle of ob/ob mice

5 citations , August 2015 in “Bioscience, Biotechnology, and Biochemistry”

In this study, ob/ob mice were found to have a prolonged telogen hair cycle phase from 10 to 24 weeks, suggesting their potential as a model for studying telogen effluvium.

research Aesthetic Eyelash Elongation for Asians Using a Dense-Packing Single-Hair Grafting Technique

3 citations , July 2010 in “Dermatologic surgery”

The technique effectively makes Asian eyelashes look fuller and more natural.

Vitamins and Their Derivatives Synergistically Promote Hair Shaft Elongation via PlGF/VEGFR-1 Signalling Activation

research Vitamins and their derivatives synergistically promote hair shaft elongation ex vivo via PlGF/VEGFR-1 signalling activation

1 citations , September 2022 in “Journal of dermatological science”

This study found that a combination of vitamins in hair care products promoted hair shaft elongation in a mouse model by activating the PlGF/VEGFR-1 signaling pathway.

research Smoke water promotes root meristem activity and cell elongation but inhibits root hair growth under phosphorus deficiency in rice

February 2026 in “South African Journal of Botany”

In this study, rice straw-derived smoke water enhanced root growth in rice plants by increasing root meristem size and cell proliferation, reducing superoxide accumulation under phosphorus deficiency, and altering internal phosphorus partitioning, although it suppressed root hair elongation, which affected phosphate uptake.

research Dihydrotestosterone-Inducible IL-6 Inhibits Elongation of Human Hair Shafts by Suppressing Matrix Cell Proliferation and Promotes Regression of Hair Follicles in Mice

173 citations , September 2011 in “Journal of Investigative Dermatology”

IL-6 contributes to hair loss by shortening the growth phase and causing hair follicles to regress.

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Community Join

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community Caffeine in hair care – does it really help?

10 upvotes 11 months ago

Caffeine in hair care can support hair growth but is not a standalone solution; it's best used in combination with other treatments like minoxidil and finasteride. Some products combine caffeine with these treatments for enhanced effects.

community Possible topical option for preventing BDNF-related hair loss

6 upvotes 2 years ago

The conversation discusses hair loss linked to BDNF-increasing nootropics like Semax and Lions Mane. Suggested topical treatments include capsaicin, beta-glucan, and ginseng to counteract TGF-B activation.

community Weed/THC effects on hair growth/hair loss, and vitality of organ-culture human follicle studies (research review)

4 upvotes 1 year ago

Cannabis and THC may have mixed effects on hair, with some studies suggesting potential negative impacts on hair growth in isolated hair follicles, but these results are hard to apply to living humans. Treatments like minoxidil and finasteride are commonly used for hair loss, and the effects of cannabis might be neutral or vary based on individual factors.

community Peptides that Stop Hair Loss? | In-depth Literature Review Video

76 upvotes 2 years ago

Peptides like TB500, KPV, GHK-CU, and BPC-157 are overhyped for hair growth with limited proven effectiveness in humans. Combining peptides with delivery methods like iontophoresis and sonophoresis shows promise, but many claims remain unproven.

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.

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