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research Effect of equilibrium pH on the structure and properties of bleach‐damaged human hair fibers

10 citations , September 2020 in “Biopolymers”

This study found that bleached hair showed optimal protein structural integrity and tensile strength at pH 5, with significant changes in cross-linking, water content, and diameter at more alkaline or acidic levels.

research Impact of ultraviolet radiation‐induced damage to hair fiber integrity: A multi‐technique physicochemical characterization of surface and cortex properties

May 2026 in “International Journal of Cosmetic Science”

This study found that UV radiation exposure during a simulated Brazilian summer caused more significant mechanical damage to natural hair than bleaching, although both caused comparable structural alterations, with double bleaching leading to the most severe protein degradation.

Secondary Ion Mass Spectrometric Investigation of Penetration of Coconut and Mineral Oils into Human Hair Fibers: Relevance to Hair Damage

research Secondary ion mass spectrometric investigation of penetration of coconut and mineral oils into human hair fibers: relevance to hair damage.

11 citations , June 2001 in “PubMed”

Coconut oil can penetrate hair better than mineral oil, potentially protecting against damage.

research Application of single hair fibre tensile measurements to create an industry‐standard heat damage scale for hair

July 2025 in “International Journal of Cosmetic Science”

In this study, researchers developed a new 6-point scale for evaluating heat damage to hair from straighteners, finding a strong correlation between technical damage measurements and human perception of hair damage.

research Evaluation of Various Therapies for Damaged Scalps Due to Hair and Fiber Implants

4 citations , June 1983 in “The Journal of dermatologic surgery and oncology”

This paper discusses therapies for damaged scalps from hair and fiber implants and reports no new clinical findings, calling attention to treatment complexities.

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Community Join

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community Why don’t more people use hair fibers?

in Product 527 upvotes 10 months ago

Hair fibers can effectively cover thinning hair when used with minoxidil and hairspray but require daily application and can be inconvenient in certain conditions. Some users prefer treatments like finasteride, dutasteride, microneedling, or wigs due to the maintenance and limitations of hair fibers.

community LeBron James has the most mysterious hair

in Progress Pictures 166 upvotes 2 years ago

LeBron James likely uses hair transplants and possibly hair fibers or sprays to maintain his hairline, but his crown remains problematic. Despite his wealth, he hasn't fully resolved his hair loss, leading to speculation about his treatments and choices.

community Diffuse thinner - How to cosmetically increase the thickness of your hair strands themselves when you don't have bald spots?

6 upvotes 1 year ago

To increase hair density appearance, options include using hair fibers, volume powders, scalp micropigmentation, and a combination of sea salt and holding sprays. Tape-in extensions and clip-in fringes are also considered, but cost and maintenance are concerns.

community 1 year 3 months finasteride and back to the drawing board..

5 upvotes 4 years ago

The user has been using finasteride for over a year, which improved their hairline but not the crown area. They are considering alternatives like hair fibers, derma stamping, or possibly minoxidil, while avoiding topicals due to their work environment.

community Are Derma Rollers Actually Harmful in the Long Run?

in Microneedling 40 upvotes 1 year ago

Derma rollers may cause scarring alopecia, leading some to prefer dermastamps or dermapens for microneedling. Combining minoxidil with microneedling is effective, but proper technique and healing time are essential to prevent damage.

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Learn

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learn Hair Fibers

cosmetic product that temporarily makes hair appear thicker

Do hair fibers wash out easily, or do you need a special shampoo to remove them? There is no published trial comparing shampoos for removing hair fibers. Because the fibers cling by static rather than bonding chemically, and because users consistently report they rinse out with ordinary shampoo, the specialist fiber-removal shampoos do not appear to be necessary; a clarifying shampoo may help when fibers are layered under hairspray or gel.
Do hair fibers really make thinning hair look fuller, or is it just an illusion? Hair fibers create an optical illusion of fullness but do not actually thicken hair.
How do you apply hair fibers correctly so they stay in place all day? Apply hair fibers to clean, dry hair and use a setting spray for better hold.
All 5 questions on Hair Fibers →

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