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Glossary Hair Integrity

overall health and strength of hair strands

Hair integrity refers to the overall health and strength of hair, encompassing its structure, moisture content, and resilience to damage. For professionals, it involves assessing factors like the cuticle layer's condition, protein content, and the hair's ability to withstand chemical treatments and physical stress without breaking or becoming excessively dry.

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Research

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research Hair Integrity and Health with Dieting

March 2025 in “NILES Journal forGeriatric and Gerontology/NILES Journal for Geriatric and Gerontology”

In this abstract, it is highlighted that inadequate nutrition and hormonal imbalances can contribute to hair loss, and individuals experiencing hair loss should be evaluated for nutritional deficiencies, which should be addressed if identified.

research Evaluation of short-term hair follicle storage conditions for maintenance of RNA integrity

1 citations , May 2024 in “PLoS ONE”

This study found that storing horse hair follicles in RNAlater® at cool or room temperature for up to a week did not affect RNA integrity, suggesting it allows for flexible sample transport without immediate freezing.

research Evaluation of short-term hair follicle storage conditions for maintenance of RNA integrity

October 2023 in “bioRxiv (Cold Spring Harbor Laboratory)”

In this study, RNA integrity in horse hair follicles stored at various conditions in RNAlater® was maintained, showing that storing them at cool or room temperature for up to a week does not compromise RNA quality or concentration.

research An Integrated Transcriptome Atlas of Embryonic Hair Follicle Progenitors, Their Niche, and the Developing Skin

173 citations , August 2015 in “Developmental cell”

This study characterizes gene expression patterns in embryonic hair follicle progenitors and their niche, identifying signaling pathways like axon guidance that may drive cellular rearrangements for hair follicle formation.

research An Integrated Analysis of MicroRNA and mRNA Expression Profiles to Identify RNA Expression Signatures in Lambskin Hair Follicles in Hu Sheep

22 citations , July 2016 in “PLoS ONE”

This study identified specific microRNAs and genes associated with the differing wave patterns in Hu sheep hair follicles, which may help understand the molecular mechanisms behind wool quality.

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Community Join

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community Scalp barrier integrity and its potential link to hair follicle health

in Technology 1 upvotes 4 months ago

A healthy scalp barrier is crucial for hair growth, and ceramides may play a key role in maintaining it. The conversation suggests that focusing on scalp health, alongside treatments like Minoxidil, Finasteride, and RU58841, could improve hair follicle health.

community Polydopamine Synergizes with Quercetin Nanosystem to Reshape the Perifollicular Microenvironment for Accelerating Hair Regrowth in Androgenetic Alopecia.

11 upvotes 2 years ago

A quercetin-encapsulated and polydopamine-integrated nanosystem (PDA@QLipo) shows promise for treating androgenetic alopecia by reshaping the perifollicular microenvironment, outperforming minoxidil in hair regeneration. The nanosystem promotes cell proliferation, hair follicle renewal, and recovery by scavenging reactive oxygen species and enhancing neovascularity.

community Looking for old hairloss forum post: A very balding mad lad tries derma rolling. He used such excessive, extreme force It looked like a violent crime scene. Proceeds to have most miraculous hair recovery I've seen. (Graphic).

60 upvotes 3 months ago

A user recalls an extreme microneedling method for hair recovery, which is not recommended due to its intensity. Other users discuss safer alternatives like minoxidil, finasteride, dermastamps, and microneedling with devices like the Dr. Pen for effective hair regrowth.

community Regrowth from massage, update and integration

2 upvotes 1 year ago

The conversation discusses using scalp massage, balms like Ethera and L'Occitane, and dietary changes such as rosemary tea and tofu to address hair loss. The user is also considering high-intensity interval training and slow breathing to improve hair regrowth.

community 1st time microneedling, Dr. Pen, 16 pins, 0.8 mm. Did I went too hard or is it OK?

in Microneedling 51 upvotes 2 years ago

A user tried microneedling for hair loss with a Dr. Pen at 0.8 mm and experienced bleeding, questioning if the intensity was too much. Others suggested a less aggressive approach, and one mentioned finasteride as a helpful treatment without side effects.

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Learn

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learn Hair Transplant

What are the risks and side effects of FUE hair transplants? Providers describe most FUE side effects, such as swelling, redness, numbness and shock loss, as temporary, but FUE is surgery and the same sources report pain, infection, folliculitis and small permanent donor-site scars. Longer-lasting problems, including visible donor-area thinning or poor graft growth, are possible and are not covered by this provider survey.
How much does a FUE hair transplant cost? FUE hair transplant costs typically range from $4,000 to $40,000 or more.
Is a hair transplant painful? A hair transplant is generally comfortable due to local anesthesia, with mild post-procedure soreness possible.
All 5 questions on Hair Transplant →