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research Anomalous Fluorescence of White Hair Compared to Other Unpigmented Keratin Fibres

6 citations , December 2019 in “International Journal of Cosmetic Science”

This study found that tryptophan fluorescence in natural white hair is significantly weaker than in other unpigmented keratin fibers, possibly due to greater environmental UV exposure or unknown chemical interactions.

research Towards a “free radical theory of graying”: melanocyte apoptosis in the aging human hair follicle is an indicator of oxidative stress induced tissue damage

210 citations , May 2006 in “The FASEB journal”

This study found that oxidative stress in hair follicle melanocytes contributes to premature aging and apoptosis, providing insights into graying as a model for studying aging and testing antiaging therapies.

research Grey hair: clinical investigation into changes in hair fibres with loss of pigmentation in a photoprotected population

17 citations , February 2011 in “International Journal of Cosmetic Science”

This study found that individual differences between pigmented and unpigmented hair fibers in Old Order Mennonites suggest grey hair may be perceived as drier and less manageable due to small mechanical and moisture changes.

research Interaction of Minoxidil with Pigment in Cells of the Hair Follicle: An Example of Binding without Apparent Biological Effects

7 citations , January 1992 in “Skin Pharmacology and Physiology”

This study found that minoxidil accumulated in pigmented hair follicle cells more than in unpigmented ones, but this targeting by pigmentation did not affect hair growth.

research Untersuchungen der Fremdstoffbindung in permanenten Keratinozyten- und Melanozyten-Zelllinien sowie die Eignung von Primärkulturen aus humanen Haarfollikeln zur In-vitro-Messung der Fremdstoffaufnahme im Haar

January 2006 in “Carl von Ossiezky University of Oldenburg”

This study observed that unpigmented keratinocytes saturate quickly with foreign substance uptake compared to pigmented melanocytes, where melanin significantly enhances binding.

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community Stopped on fin, diffuse thinner, white hairs meaning

in Finasteride/Dutasteride 5 upvotes 1 month ago

The user stopped using finasteride and noticed diffuse thinning and white hairs on the crown, considering restarting finasteride and adding minoxidil. White hairs are miniaturized follicles that may regain pigment and thickness with treatment, and it's suggested to wait 12 months before considering a hair transplant.

community Prevention of age-related beard graying in humans by the topical application of Eriodictyon angustifolium extract

5 upvotes 4 years ago

Topical application of Eriodictyon angustifolium extract can prevent and reverse age-related beard graying and darken gray hair by increasing melanin production. Sterubin, a component of the extract, also promotes hair pigmentation and protects cells from DNA damage.

community Still have itchy scalp after 6 months on fin + keto

29 upvotes 4 months ago

The user experiences an itchy scalp despite using finasteride and ketoconazole shampoo for hair loss. Suggestions include trying different shampoos, switching to dutasteride, and using topical treatments for inflammation.

community Scalp pigmentation, thoughts? Firsthand experience?

4 upvotes 1 month ago

Scalp pigmentation is discussed as an alternative to hair transplants for achieving a natural look while being bald. The conversation seeks firsthand experiences and opinions on its effectiveness and appearance.

community What is this pigmentation around my follicles?

in Chat 29 upvotes 1 year ago

The conversation discusses potential causes of pigmentation around hair follicles, suggesting sebum buildup, autoimmune conditions, or dermatitis. Treatments mentioned include finasteride, dutasteride, and an anti-inflammatory diet, with a recommendation to consult a doctor for a proper diagnosis.

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learn Scalp Micropigmentation

scalp tattoos to mimic the appearance of light stubble

What happens if my hair turns gray after scalp micropigmentation? Providers say touch-ups can lighten the pigment to suit graying hair, but dark dots can contrast with white hair.

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