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GlossaryEpithelial Sac

small, enclosed structure of epithelial cells around hair follicle

An epithelial sac is a small, enclosed structure composed of epithelial cells, which are cells that line the surfaces and cavities of the body. In the context of hair biology, an epithelial sac can refer to the structure that surrounds the developing hair follicle, playing a crucial role in the formation and growth of hair. This sac provides a protective environment and supplies necessary nutrients to the growing hair shaft.

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community Finasteride only reduces scalp DHT by ~40%. Why does it work?

in Finasteride/Dutasteride 37 upvotes 1 year ago

How Finasteride and Dutasteride help reduce hair loss by reducing the amount of DHT in scalp areas, as well as discussing factors such as sensitivity to DHT, 5α-reductase expression in different parts of the hair follicle, and scalp tension.

community A meta analysis of 18 popular hair loss treatments. An 2022 guide on efficacy. From finasteride and minoxidil to caffeine shampoo, saw palmetto and biotin. 96 Scientific References included.

in Research/Science 104 upvotes 2 years ago

Most hair loss treatments are ineffective; only finasteride, dutasteride, and minoxidil show effectiveness.

community The MPB itch aka DHT itch is very real.

in Chat 9 upvotes 1 year ago

Hair loss itch is caused by DHT attacking follicles and stimulating nerves. Finasteride users who respond well don't experience this itch.

community Molecular mechanisms triggered by Micronedlling -- Intersting Publication to better understand Dermarolling

25 upvotes 6 years ago

This post and conversation are about the molecular mechanisms triggered by microneedling, specifically its effects on inflammation, tissue remodeling, epithelial proliferation, differentiation, and collagen synthesis. The discussion highlights the potential benefits of microneedling for hair loss treatment.

community abusing caffeine boosts DHT levels!

in Research/Science 1 upvotes 1 month ago

Caffeine intake may increase DHT levels, but its impact on hair loss is minimal compared to genetic factors. Excessive caffeine can cause health issues, and its effects on hair loss are not directly applicable to humans based on rat studies.

community Microneedling and aloe vera to recruit stem cells.

in Chat 11 upvotes 9 months ago

Microneedling combined with aloe vera may stimulate dormant stem cells in hair loss areas. Minoxidil is also suggested for better results.

community Results of Procyanidin B2 in clinical studies

in Treatment 10 upvotes 4 years ago

Procyanidin B2, a compound derived from Annurca apples, as a potential treatment for pattern hair loss. Several clinical studies were mentioned, which found that procyanidin B2 could increase hair growth, density, and keratin content. Other treatments such as Minoxidil, Finasteride, and RU58841 were not discussed.

community SAFFLOWER OIL good alternative for Minoxidil?

in Treatment 1 upvotes 4 years ago

Safflower oil is suggested as an alternative to minoxidil for hair growth, with benefits including scalp conditioning and hair strength enhancement. Studies indicate it may also reverse scalp dermatitis, alopecia, and prevent premature grayness.

community Diffuse hair loss and scalp biopsies

in Research 692 upvotes 3 months ago

Scalp biopsies are crucial for diagnosing hair loss conditions like Diffuse Unpatterned Alopecia (DUPA) and retrograde hair loss, as treatments like finasteride and dutasteride may not be effective if other conditions are present. Combining PPAR-GAMMA agonists with retinoids could improve treatments for conditions like Lichen Planopilaris.

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

in Research/Science 480 upvotes 3 months ago

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

community Is it possible for androgenic alopecia to begin at early adolescent years?

in Chat 70 upvotes 1 year ago

Hair loss can begin in early adolescence and cause mental anguish. Treatments mentioned include eating cruciferous vegetables, engaging in physical activity, and maintaining scalp hygiene.

community Dr Huberman - Cafeine when rubbed on the scalp can be as effective at times as minoxidil because it triggers 1GF-1

in Update 269 upvotes 1 year ago

Whether topical caffeine can be as effective for hair growth as minoxidil and finasteride, with various replies discussing the efficacy of these treatments and criticism of Dr. Huberman's research methods.

community Long term finasteride users; Did you notice any improvement after 2 years?

in Finasteride/Dutasteride 14 upvotes 1 year ago

Long term Finasteride users and whether or not they have noticed improvements after two years of use, with other treatments such as Minoxidil and dermarolling also discussed. Some replies suggest that improvement is possible even beyond the two year mark while others caution against believing studies backed by the Post-Finasteride Foundation.

community This is the best time in human history to be fighting hair loss

in Treatment 192 upvotes 2 years ago

This conversation discusses the advancements in treatments for hair loss, including finasteride, dutasteride, minoxidil and new promising treatments such as pyrilutamide and verteporfin. Other treatments discussed were taking minoxidil orally, tretinoin to turn non-responders into responders and microneedling to further boost growth.

community TWIST-1 and the cure: Is it really that easy?

in Research/Science 283 upvotes 2 years ago

TWIST-1 gene's role in hair loss and potential as a treatment target. Inhibiting TWIST-1 may prolong hair growth and reduce hair follicle sensitivity to DHT.

community UPDATE: The theory that explains everything. Please help me make this big!

in Research/Science 444 upvotes 3 years ago

Hair loss theory involves 3alpha-hydroxysteroid reductase (3AHD) converting DHT to androstenol. Discussion explores potential treatments and encourages more research.

community Evidenced Based Meta-Analyses and Systemic Reviews of Androgenic Alopecia and Treatments

in Research/Science 15 upvotes 4 years ago

Evidence-based treatments for androgenic alopecia, such as minoxidil, finasteride, low-level laser light therapy, dutasteride, platelet-rich plasma, and topical ketoconazole. It discusses the efficacy, safety, and mechanism of action of these treatments, as well as future developments in understanding this polygenic condition.

community Unofficial Dermapen/Roller Guide

in Treatment 254 upvotes 5 years ago

Treatments for hair loss, including microneedling (dermarolling and dermapen) and the use of minoxidil, finasteride, and RU58841. It provides detailed information about cost and usage of the various treatments, as well as potential side effects.

community HairClone developing cell replacement treatments for Hair Loss

6 upvotes 5 years ago

HairClone is developing cell replacement treatments to rejuvenate and generate hair follicles, and has launched a crowdfunding campaign. A user expressed skepticism about the need for crowdfunding.

community Fevipiprant 2019!

17 upvotes 8 years ago

The conversation discusses Fevipiprant, an asthma drug that may block CRTH2 and potentially stop male pattern baldness (MPB) without inhibiting DHT. It also mentions the use of finasteride and dutasteride for hair loss.

community My baby is balding! (Norwood 7)

in Satire 1172 upvotes 11 months ago

The conversation is a satirical discussion about a baby with hair loss using adult hair loss treatments like finasteride, minoxidil, and ketoconazole, as well as dermarolling, scalp massages, and plans for PRP sessions. Suggestions include various other treatments and humorous advice, reflecting the satire of the situation.

community Sandalore: a scientific homemade approch

20 upvotes 6 years ago

The post discusses using Sandalore as a potential hair loss treatment, emphasizing precise measurements and safe handling. The user compares Sandalore's effects to Minoxidil and mentions preparing a solution with ethanol and DMSO.

community Why a lot of people seems to hate on topical fin even though it suppresses more scalp dht?

in Chat 20 upvotes 2 months ago

Topical finasteride may reduce more scalp DHT but is seen as inconsistent and messy compared to oral finasteride. Users report mixed results with both forms, with some preferring oral for its convenience and consistent dosing, while others find topical effective but harder to apply.

community It works. About a 1 year transformation.

in Progress Pictures 613 upvotes 1 year ago

A user's experience with hair loss treatments, specifically Minoxidil and finasteride, which they have used without side effects for a year. Other users shared their experiences and advice about potential side effects and supplements to help.