research Long-term toxicity studies on oxidation hair dyes
In this study, oxidation hair dye formulations tested on mice showed no evidence of causing systemic toxicity or cancer over an 18-month period.
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5 / 1000+ resultsresearch Considering the risk of a coloring shampoo with the function of gray hair cover cosmetology and skin barrier: A systematic review
This review discusses the harmful effects of coloring shampoos containing trihydroxybenzene on the scalp-skin barrier and emphasizes the need for safer ingredient selection to prevent side effects.
research Patch testing with hair cosmetic series in Europe: a critical review and recommendation
This review discusses the need for an updated 'European hair cosmetic series' to include common contact allergens and remove outdated substances based on current evidence and regulations, but it reports no new results.
research Photosensitized 2-amino-3-hydroxypyridine-induced mitochondrial apoptosis via Smac/DIABLO in human skin cells
This study reports that A132, a hair dye ingredient, induces phototoxicity and photogenotoxicity via mitochondrial apoptosis when exposed to sunlight, suggesting potential risks of oxidative stress and hair damage.
research Gene expression profiling of human keratinocytes exposed to the hair-dying agent, m-aminophenol
In this study, exposure to m-Aminophenol in human keratinocytes altered the expression of thousands of genes involved in inflammation and stress responses, suggesting potential biomarkers for MAP-induced skin toxicity.
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5 / 1000+ resultscommunity 2.4 years on only fin(1mg daily)
The conversation is about a user who has been using finasteride for 2.4 years to stop hair loss and is considering adding minoxidil for regrowth. Many users suggest adding minoxidil to improve hair regrowth, while some discuss the cost and effectiveness of treatments.
community 2 weeks - 4 months. Min/fin + derma roller + root activating shampoo
The user has been using oral finasteride, topical minoxidil, a derma roller, and root activating shampoo for hair regrowth, seeing positive results without side effects. They apply minoxidil after using a 1.5mm derma roller and are considering switching to ketoconazole shampoo.
community 24… just noticed my thinning almost one month ago. Feel like losing hope
A 24-year-old male is experiencing hair thinning and feels hopeless, considering treatments like finasteride and minoxidil but is concerned they might not work. He is also contemplating a dermatologist visit and is unable to afford a hair transplant.
community 24 yo from Istanbul. Hair loss for 3–4 years. Used minoxidil but didn’t see results, recently started topical finasteride. Shedding has accelerated in the last 6 months and I’m very discouraged. What should I expect? Open to advice
A 24-year-old from Istanbul has experienced hair loss for 3-4 years, used minoxidil without results, and recently started topical finasteride. Hair shedding has increased in the last 6 months, and they are seeking advice on what to expect.
community 24, documentation/pictures. oral fin.
The user is documenting their hair loss journey, using oral finasteride since January 2025, and plans to add microneedling and rosemary oil. They have experienced no further hair loss but no gains, and are considering oral minoxidil due to having pets.
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5 / 801 results- How long does Scalp Micropigmentation last, and does it need touch-ups over time? Scalp micropigmentation lasts 2 to 8 years and requires touch-ups every 1 to 5 years.
- How long does a hair transplant procedure take? A hair transplant procedure typically takes 4 to 8 hours.
- How much do 2000 hair grafts cost? The cost for 2000 hair grafts typically ranges from $500 to $12,800.
- How much do 5000 grafts cost in Turkey? The cost for 5000 grafts in Turkey typically ranges from $1,100 to $8,900.
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