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Research

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research The Effects of Hair Loss Stress on Appearance Orientation and Scalp Care Product Purchasing Behavior among Male Office Workers

August 2025 in “Journal of the Korean Society of Cosmetology”

This study found that among office workers in Seoul and Gyeonggi Province, hair loss stress significantly correlates with increased interest in appearance and consumption of scalp care products, with variations in impact depending on the type of stress experienced.

research Assessment of Knowledge, Attitudes, and Awareness Levels Regarding Skin Health, Sun Protection Habits, and Cosmetic Procedures Among Pregnant Women

March 2026 in “DergiPark (Istanbul University)”

This study evaluated pregnant women's skincare and cosmetic usage habits, revealing that despite continued use during pregnancy, their awareness and practices of sun protection were insufficient. The researchers suggest that educational programs could improve knowledge on safe cosmetic choices and sun protection for expectant mothers.

research The Contribution of Endogenous and Exogenous Factors to Male Alopecia

37 citations , April 2013 in “Plastic and Reconstructive Surgery”

This study found that environmental factors such as smoking, alcohol consumption, exercise, and testosterone levels may significantly influence various forms of hair loss in male identical twins.

research Role of diet in acne

2 citations , July 2011 in “Journal of the Egyptian Women's Dermatologic Society (Print)”

This study found that frequent consumption of nuts, chocolate, candy, and red tea was associated with more severe acne, while eating fresh vegetables was linked to milder acne in these patients.

research Utjecaj prehrane i dodataka prehrani na acne vulgaris

July 2019

This study found that certain dietary changes, such as a low glycemic load diet for men and specific supplements for women, may improve acne, while chocolate, whey proteins, and dairy products are linked to worsened symptoms in both genders.

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Community Join

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

297 upvotes 2 years ago

Sugary beverages increase the risk of pattern hair loss in men by 57%, and type 2 diabetes is linked to female pattern hair loss. Reducing sugar intake and using treatments like finasteride and minoxidil may help manage hair loss.

community Looks scammy but I honestly don’t want to dismiss any and everything that isn’t Min/Fin in 2026 and going forward. What’s the general consensus on this? Seeing if all over my TL.

7 months ago

The conversation is about skepticism towards a product marketed as a "DHT BLOCKER" for hair loss, with users suggesting it is a scam and recommending proven treatments like finasteride and minoxidil. Other suggestions include lifestyle changes like a healthy diet, exercise, and stress reduction.

community soy and hair loss

4 upvotes 9 years ago

The conversation is about a user suspecting excessive soy consumption caused their hair loss and considering removing soy from their diet. Another user suggests balancing soy with other nutrients, as soy is generally thought to protect hair.

community Why is no one talking about coffee and TE/hairloss?

9 months ago

The conversation discusses hair loss and its potential link to caffeine consumption, with the original poster experiencing increased shedding after consuming more coffee. They mention being a non-responder to finasteride and plan to reduce coffee intake, while others suggest various factors like stress, physical exertion, and medication changes could also contribute to hair loss.

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Learn

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learn Capixyl

What products can I find Capixyl in and what is the best way to use it? Capixyl is a cosmetic ingredient found in lotions, serums and shampoos. Its evidence comes mainly from its manufacturer, and brands' hair-loss claims have not been independently tested.

learn Vascular Endothelial Growth Factor

Can products that stimulate Vascular Endothelial Growth Factor (VEGF) improve blood flow to hair follicles? Unproven. Raising VEGF increases vessels around follicles in mice and minoxidil raises VEGF in cultured cells, but no study shows VEGF-marketed products improve scalp blood flow or hair loss in people.

learn GHK-Cu

How to judge a GHK-Cu product No GHK-Cu product has published human trial evidence for hair loss, so none can be ranked on efficacy; products differ in purity, stability and third-party testing. The FDA lists injectable GHK-Cu among compounding substances that may present significant safety risks (immunogenicity, impurities, limited human data).

learn L-cysteine

Can topical products with L-cysteine repair damaged hair or prevent breakage? No controlled studies show that topical L-cysteine products repair damaged hair or prevent breakage; hair outside the scalp is not living tissue and cannot regenerate.

learn Stem Cell Factor

Are stem cell factor products safe for long-term scalp use? Long-term safety of stem cell factor scalp products has not been studied in people; the one human trial of injected stem cell factor reported skin reactions and lasting dark patches.

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Clinics

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