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research Inhibition of Polyamine Synthesis Alters Hair Follicle Function and Fiber Composition

42 citations , February 1996 in “Journal of Investigative Dermatology”

This study found that spermidine, a polyamine, plays an essential role in hair growth in sheep follicles, while spermine is not required for normal follicle function.

research IL-1 alpha inhibits human hair follicle growth and hair fiber production in whole-organ cultures.

30 citations , August 1993 in “PubMed”

This study found that IL-1 alpha inhibits the growth of cultured human hair follicles and hair fibers, suggesting a potential role in inflammatory hair loss conditions like alopecia areata.

Effects of Epidermal Growth Factor on the Morphology and Patterns of DNA Synthesis in Isolated Human Hair Follicles

research Effects of EGF on the Morphology and Patterns of DNA Synthesis in Isolated Human Hair Follicles

94 citations , February 1994 in “The journal of investigative dermatology/Journal of investigative dermatology”

This study concluded that epidermal growth factor may induce a 'catagen-like' phase in human hair follicles by disrupting normal cellular proliferation and migration patterns.

research Biphasic Effect of 1,25-Dihydroxyvitamin D3 on Human Hair Follicle Growth and Hair Fiber Production in Whole-Organ Cultures

27 citations , September 1994 in “The journal of investigative dermatology/Journal of investigative dermatology”

This study found that relatively low concentrations of 1,25(OH)2D3 stimulated human hair follicle and fiber growth, while higher concentrations inhibited growth in a whole-organ culture system.

research Uptake and Utilisation of Amino Acids by Human Hair Follicles and Related Cells

1 citations , January 1996

This study found that cysteine and arginine are crucial for hair growth in hair follicles, with cysteine affecting hair fibre diameter and arginine involved in protein incorporation and energy metabolism.

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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 Is AB de Villiers on hair system or transplant?

52 upvotes 1 month ago

AB de Villiers' hair restoration methods, including hair transplants and possibly a hair system or wig. Opinions vary on the success and appearance of his hairline.

community How much DHT causes hair loss ?

in Finasteride/Dutasteride 2 upvotes 10 months ago

The user is taking 2.5 mg dutasteride and 5% minoxidil but is not seeing hair regrowth, and is considering adding RU58841. They are experiencing fatigue and low MCV/MCH, possibly related to dutasteride, and are advised to be patient, consider microneedling, and check for iron deficiency.

community 57% increased chance of pattern hair loss independently associated with the consumption of sugary beverages in men (p<0.001) Pt 2

484 upvotes 2 years ago

Sugary beverages increase the risk of pattern hair loss in men by 57%. Treatments discussed include Minoxidil, finasteride, and RU58841.

community If fin/min and advanced treatments don’t work—would you ever consider a hair system? Or just shave it and own it?

in Chat 42 upvotes 1 year ago

If treatments like finasteride, minoxidil, PRP, microneedling, and exosomes fail, opinions differ on using a hair system or shaving. Some choose shaving for simplicity, while others consider hair systems despite maintenance concerns.

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Learn

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learn Beta Polypeptide

learn Hair Fibers

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.

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Clinics

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Colour Synthesis Paramedical Camouflage Tattoo StudioCenturion · ZA

Experts

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SMP Specialist
Hairo Fallas
Newark, NJ, United States

Hairo Fallas