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research Physiological analysis of Iraqi male patients with hair loss: A cross-sectional study

August 2025

In this study, researchers in Baghdad, Iraq found that men with hair loss had higher body fat mass and haematocrit values, and lower blood pressure compared to men without hair loss, suggesting potential links between metabolic and hematologic changes and baldness.

research Society's Knowledge About Physiological Causes of Hair Loss: A Cross-Sectional Study at The University of Basrah

March 2025

This study, conducted with 150 participants from Basrah University, found that most students are knowledgeable about the physiological causes of hair loss, including factors like vitamin D deficiency and hyperthyroidism, but many mistakenly believe heredity does not affect hair loss.

research Aging Alters Hair Cell Physiological Properties in Mice with Late-Onset Age-Related Hearing Loss.

October 2025 in “bioRxiv (Cold Spring Harbor Laboratory)”

In this study, researchers found that cochlear hair cell function declined with age in CBA/CaJ mice starting at 10 months, before detectable hearing loss, and was marked by a decrease in cell size and BK channel currents, without effect on MET currents.

research Physiological changes in scalp, facial and body hair after the menopause: a cross-sectional population-based study of subjective changes

10 citations , December 2010 in “British Journal of Dermatology”

This study reports two distinct patterns of hair changes in postmenopausal women, linking diffuse generalized scalp hair loss to older age and frontal hair loss to higher facial hair scores and younger age.

research Common patterns and etiologic factors of hair loss for women in Karak Governorate, Jordan -

January 2015 in “Rawal Medical Journal”

This study found that the most common cause of diffuse hair loss in Jordanian females was telogen effluvium, often triggered by nutritional deficiencies and various forms of stress.

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Community Join

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community GFM Gel - High concentration topical gel of Mimicking Growth Factors (GFm), a complex of polypeptides that mimic the action of endogenous growth factors and promote physiological hair regrowth. Helps strengthen the hair bulb and redensify the hair.

6 upvotes 1 year ago

The conversation discusses using GFM Gel, a topical gel with polypeptides that mimic growth factors to promote hair regrowth and strengthen hair. It also mentions treatments like Minoxidil, finasteride, and RU58841 for hair loss.

community Hair loss after COVID or vaccination isn’t “made up” but it’s also not what TikTok makes it sound like

2 upvotes 8 months ago

COVID and COVID vaccination can trigger hair loss, primarily telogen effluvium, due to stress and immune system activation. Proper diagnosis and addressing factors like nutrition and stress are crucial for recovery.

community Accelerated Hair Loss from Creatine

137 upvotes 10 months ago

Creatine may cause hair loss in some individuals, especially those on finasteride, despite no scientific link. Personal experiences suggest individual sensitivity to DHT could be a factor.

community Common hair-loss drug consistently associated with higher rates of psychiatric harm

in Research/Science 183 upvotes 11 months ago

Finasteride and dutasteride can cause psychiatric side effects like depression and suicidal thoughts in some users, especially those with a history of mental health issues. While some users experience positive hair growth results, others face severe psychological effects, raising concerns about their safety and the need for careful monitoring.

community Creatine & Hair Loss — My Personal Experience (And a Bit of Simple Math)

71 upvotes 1 year ago

Creatine may accelerate hair loss in those genetically predisposed, with some users reporting increased shedding while taking it and improvement after stopping. Some users use treatments like finasteride and minoxidil, while opinions on creatine's impact vary.

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Learn

8 / 8 results

learn Osteopontin

signaling protein that, when suppressed, may grow hair by reducing inflammation and stem cell loss

learn Estradiol

an estrogen promoting hair regrowth more commonly used in women

learn Exosomes

Microscopic delivery system that sends growth-promoting signals to hair follicles

learn Microneedling

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

learn PP405

mitochondrial pyruvate carrier (MPC) inhibitor by Pelage in early trials

Got small bald patches they say are from stress? PP405 sprays could help bring them back to life. PP405 is an experimental topical gel from Pelage Pharmaceuticals that inhibits the mitochondrial pyruvate carrier; its registered Phase 2 trial (NCT06393452) tested it once daily in 78 adults with pattern hair loss, for safety and tolerability. It is not approved, not for sale, and has not been studied in alopecia areata or stress-related shedding.

learn Hair Transplant

What causes hair loss in women that may lead to considering a hair transplant? Genetic factors, hormonal changes, stress, and nutritional deficiencies often cause hair loss in women.
What is male pattern baldness? Male pattern baldness is a genetic condition causing hair loss in men, starting with a receding hairline.

learn Vitamin B1

Thinning hair over time? It might not just be genetics: lack of B1 and B2 could be silently working against you. There is no verified human trial showing that B1 or B2 deficiency causes thinning hair or that correcting it regrows hair; a 2019 review concludes the role of micronutrients in hair loss is real but unclear and still needs controlled trials.

learn HMI-115

HMI-115: Frequently Asked Questions About Hair Loss Treatment HMI-115 is an investigational anti-prolactin-receptor antibody being trialled for androgenetic alopecia. It is not approved anywhere; its hair-loss evidence is a 16-person Phase 1b announced only by press release, plus a completed 192-man Phase 2 in China whose results are not yet published.

Clinics

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Experts

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SMP Specialist
Hairo Fallas
Newark, NJ, United States

Hairo Fallas