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Research

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research Evaluation of Scalp Hair Density and Diameter in the Arab Population: Clinical Office-Based Phototrichogram Analysis

1 citations , December 2022 in “Clinical, cosmetic and investigational dermatology”

In this study, Arab hair was found to have a higher thickness and lower density compared to other ethnicities, suggesting these factors should be considered in diagnosing and treating hair issues in Arabs.

A Segmental Approach to Scoring Hair Density from Global Images: Introducing the Scalp Coverage Scoring Method for Clinical Trials and Practice

research A Segmental Approach to Scoring Hair Density from Global Images: Introducing the Scalp Coverage Scoring Method for Clinical Trials and Practice

June 2024 in “Nature Cell and Science”

In this research, experienced clinicians noted inconsistency in the reproducibility of the commonly used Hamilton-Ludwig scales for assessing pattern hair loss severity in photographic assessments, leading to the proposal of a new 5-point scale for staging female hair loss.

A 2% Oleosome-FGF-2 Fusion Extract Scalp Serum Improves Hair Density, Anagen/Telogen Ratio, Hair Shaft Thickness, and Scalp Barrier in Women with Shedding-Prone Hair: A Randomized, Single-Blind, Placebo-Controlled Pilot Study

research A 2% Oleosome-FGF-2 Fusion Extract Scalp Serum Improves Photo-trichogramDerived Hair Density, Anagen/Telogen Ratio, Hair Shaft Thickness, and Scalp Barrier Parameters in Women with Shedding-Prone Hair: A Randomized, SingleBlind, Placebo-Controlled Pilot Study

July 2026 in “International Journal of Clinical & Experimental Dermatology”

This exploratory pilot study reported that using a 2% Oleosome-FGF-2 fusion extract scalp serum twice daily for 84 days in women with telogen effluvium and brittle hair improved hair density, anagen/telogen ratio, hair shaft thickness, and scalp hydration compared to a placebo.

research Comparative Evaluation of Hair Density and Grouped Hair Unit Pattern between Androgenetic Alopecia and Normal Scalp

5 citations , January 2004 in “Annals of Dermatology”

This study found that Korean men with androgenetic alopecia have lower hair density and a higher proportion of single-hair units compared to normal adult males.

The Use of Body Hair with Scalp Hair for Combination Grafting to Enhance Visual Density of Hair Transplantation and Increase Coverage in Advanced Alopecia

research The Use of Body Hair with Scalp Hair for “Combination Grafting” to Enhance Visual Density of Hair Transplantation and Increase Coverage in Advanced Alopecia

3 citations , November 2018 in “Hair transplant forum international”

This study found that using body hair along with scalp hair in hair transplantation can significantly increase visual density and improve coverage in patients with higher grades of androgenetic alopecia.

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Community Join

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community Dutasteride + oral minoxidil: strong regrowth by Jan 2026, then mid-scalp density loss without current shedding

3 upvotes 4 months ago

The user experienced hair regrowth with dutasteride and oral minoxidil from October 2025 to January 2026, but mid-scalp density decreased afterward despite continued treatment. Ketoconazole improves scalp condition, but stopping it worsens hair appearance.

community Does scalp regrowth lag behind?

in Finasteride/Dutasteride 11 upvotes 4 months ago

The user experienced significant regrowth in the crown and hairline using 1.25mg finasteride daily for 13 months but noticed thinner scalp density. Suggestions included adding topical minoxidil or 0.5mg dutasteride, as scalp regrowth may lag behind other areas.

community Hair Shaft Diameter and Density Comparison

13 upvotes 3 weeks ago

The conversation discusses differences in hair shaft diameter and density between thinning and denser areas on the scalp. Treatments mentioned include Minoxidil, finasteride, and dutasteride.

community Don’t like the density at all, 2nd hair transplant

in Transplants 160 upvotes 7 months ago

The user is unhappy with the results of their second hair transplant, feeling that grafts were wasted on an already transplanted hairline instead of increasing mid-scalp density. They regret stopping medications like Dutasteride, Minoxidil, and RU58841, which led to significant hair loss, and plan to restart them.

community Crown and mid scalp reversal in a year.

40 upvotes 2 days ago

A user shared their experience reversing hair loss using full-dose finasteride, oral minoxidil, and dutasteride, noting significant improvement in their hairline and density. They advised against stopping topical minoxidil abruptly and recommended overlapping it with oral minoxidil to minimize shedding.

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Learn

6 / 801 results

learn Scalp Micropigmentation

Can I get scalp micropigmentation after a hair transplant? Yes, scalp micropigmentation can enhance hair density after a hair transplant.
What should I avoid after scalp micropigmentation? Avoid sun exposure, swimming, sweating, and hair products after scalp micropigmentation.
Can I shave my head after scalp micropigmentation? You can shave your head after scalp micropigmentation once fully healed.
All 5 questions on Scalp Micropigmentation →

learn Platelet-Rich Plasma

growth factors taken from your blood and injected into your scalp to stimulate hair

learn Mesotherapy

technique to inject very small amounts of beneficial chemicals into the scalp

learn Castor oil

a traditional, natural remedy touted for promoting scalp health and hair growth

learn Estradiol

an estrogen promoting hair regrowth more commonly used in women

learn Hair Fibers

cosmetic product that temporarily makes hair appear thicker

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Clinics

6 / 14 results

Experts

1 / 1 results

24
Trichologist
Kirsten J. Scalp
Greenville, SC, United States

Kirsten J. Scalp