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Research

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research Effect of Patient Age on Platelet-Rich Plasma (PRP) and Fibrin Treatments for Skin Density and Thickness: A Single-Center Ultrasound Study

3 citations , February 2025 in “Life”

In this study, significant improvements in skin density and thickness, especially around the lower eyelid, were observed across all age groups using plasma fractions from a single blood draw, indicating that the therapy's effectiveness may be age-independent.

research Calcium and Vitamin D Supplementation with and Without Collagen on Bone Density and Skin Elasticity in Menopausal Women—A Randomized Controlled Study

September 2025 in “Clinics and Practice”

This study found that six-month supplementation with fish-derived collagen peptides, calcium, and vitamin D3 improved skin hydration and elasticity and reduced hair loss in menopausal women, with collagen playing a dominant role in enhancing skin elasticity.

research P130 The densities of T cells, Langerhans cells, and natural killer cells in uninvolved skin of patients with acne vulgaris

September 1997 in “Journal of the European Academy of Dermatology and Venereology”

People with acne have more CD4+ immune cells in their skin than healthy people.

research Pneumatic skin flattening (PSF): A novel technology for marked pain reduction in hair removal with high energy density lasers and IPLs

39 citations , January 2006 in “Journal of Cosmetic and Laser Therapy”

This study found that pneumatic skin flattening (PSF) significantly reduces pain and post-treatment erythema during high-energy IPL and laser hair removal while enhancing treatment efficacy.

research Anatomical Mapping and Density of Merkel Cells in Skin and Mucosae of the Dog

6 citations , June 2016 in “The anatomical record”

This study found that Merkel cells in dogs are most numerous in sensory receptive areas like oral mucosa and facial skin, indicating a potential role in tactile sensation.

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Community Join

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community Anybody else notice improved skin/collagen on Dutasteride

6 upvotes 3 years ago

User switched from finasteride to combination dutasteride and finasteride for hair density improvement. They noticed less hair shedding and more youthful skin, with a reply suggesting less DHT could increase elastin in skin.

community The ultimate Regimen for density and thick ess

10 upvotes 1 year ago

The regimen for hair loss includes topical finasteride, clascoterone, tretinoin, minoxidil, oral saw palmetto, beta-sitosterol, vitamin D, microneedling, and anti-fungal shampoo. Expected benefits are increased hair growth and density, with considerations for potential skin irritation and interactions between treatments.

community 25M | 14-month FUE update + regimen (looking for advice on improving crown density)

in Progress Pictures 2 upvotes 1 month ago

A 25-year-old male seeks advice on improving crown density after two hair transplants and shares his regimen, which includes derma stamping, minoxidil, dutasteride, pumpkin seed oil, vitamins, and ketoconazole shampoo. Feedback suggests reducing minoxidil dosage, derma stamping frequency, and ketoconazole use to prevent skin damage.

community 3/9/26 to 7/5/26 results - Oral Min + Fin + GHK-Cu (SubQ)

61 upvotes 2 months ago

The user reported positive results in hair density and skin improvement using a combination of oral Minoxidil, Finasteride, and subcutaneous GHK-Cu. They experienced less shedding with oral Minoxidil compared to topical and noted significant skin benefits from GHK-Cu.

community 5% min + 1mg fin + dermaroller - 2,5 months

in Progress Pictures 48 upvotes 1 year ago

The user is using 5% minoxidil, 1mg finasteride, and a 1.5mm dermaroller 1-2 times a week for hair growth, noting improved growth speed and density. They avoid applying minoxidil immediately after dermarolling due to skin irritation.

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Clinics

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Learn

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learn Scalp Micropigmentation

Can scalp micropigmentation work for long hair? Scalp micropigmentation can enhance density for long hair, but results vary.
Does scalp micropigmentation work on all skin tones and hair colors? Scalp micropigmentation can be customized for various skin tones and hair colors.
Is scalp micropigmentation suitable for people with sensitive skin? Providers say scalp micropigmentation suits most skin types and describe patch tests, hypoallergenic pigments and a skin consultation for sensitive skin. These are provider claims rather than independent safety evidence, and pigment reactions remain a risk.

learn Microneedling

technique to create small wounds in skin to activate collagen production and hair growth

learn Peppermint

herb and oil thought to stimulate skin and hair

learn Stemoxydine

chemical from L'Oreal that encourages hair to enter growth phase

learn Follistatin

glycoprotein that inhibits TGF-β and promotes hair growth by antagonizing activin

learn Vitamin D

vitamin you should probably be taking for general health might also help your hair a little

learn Melatonin

Can melatonin cause side effects on the skin or hair? Melatonin may cause hair loss or thinning in some users, but evidence is limited.

learn retinol

How does retinol improve scalp health and prepare the skin for other hair growth treatments? Retinol improves scalp health by promoting cellular turnover and reducing congestion.

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Experts

1 / 3 results

36
SMP Specialist
Noelle Skin
Nice, France

Noelle Skin