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Topical finasteride concentrations are likely much higher than necessary for effective follicular DHT suppression, with current standards being 100-1000 times above the theoretical minimum. Lower concentrations (0.001-0.0025%) might still work locally while minimizing systemic exposure.

A new brand is seeking 10 U.S.-based individuals aged 25+ experiencing hair loss to test a topical product containing GHK-Cu and Acetyl Tetrapeptide-3. Participants must not be using other treatments like finasteride or minoxidil and will provide feedback and photos.

The conversation discusses the impact of finasteride on sexual function, with many users reporting reduced libido and weaker erections despite continuing the treatment to prevent hair loss. Some users suggest checking hormone levels or switching to different dosages or treatments like dutasteride, while others share mixed experiences regarding the severity of side effects.

The conversation discusses a new hair growth treatment that showed a 14 hairs/cm2 increase in a trial, with mixed opinions on its effectiveness and potential cost. Some users are hopeful about combining it with existing treatments like oral minoxidil for better results.

Selenium sulfide shampoo helped with a sore scalp but may cause hair root damage. Users experienced hair loss with selenium sulfide and ketoconazole, suggesting reducing use if hair loss occurs.

Finasteride is a controversial hair loss treatment, with some users experiencing positive results and others facing side effects like erectile dysfunction. The discussion emphasizes the importance of personal choice and informed decision-making.

A user is considering a hair transplant with Hasson & Wong but found alarming malpractice claims. Other users suggest researching other reputable surgeons like Dr. Zarev, Dr. Pittella, and Dr. Couto.

Finasteride users report reduced libido and increased hair shedding initially, but some see these as temporary or manageable side effects. Vitamin E and D-3 supplements are discussed as potential aids for libido and mood.

The conversation discusses a new liposomal topical finasteride from Hasson and Wong, available in Canada and Italy, soon in the US, costing $40/month. It claims to reduce scalp DHT by 50% without affecting serum DHT, potentially benefiting those who can't tolerate oral finasteride or RU58841.

RU58841 is discussed as a potential hair loss treatment, with comparisons to finasteride. There is interest in leaked trial data, but no official clinical validation or approval for RU58841.

The conversation discusses the differences between Minoxidil and Redensyl for hair loss treatment. It also questions why Redensyl isn't as commonly discussed despite claims of its effectiveness.

PRP treatments have been effective for the user, with a new recommendation of using a high-quality plasma kit once a year. The user seeks experiences with this specific PRP approach.

The post discusses whether a topical serum with 0.3% finasteride, 6% minoxidil, and essential oils is as effective as a spray with the same concentrations but different ingredients for scalp absorption. The user is seeking advice on which formulation absorbs better into the scalp.

The new Kirkland Minoxidil appears different, being more oily and lacking crystallization, leading to confusion about its authenticity. Users suggest ordering directly from Costco to ensure getting the genuine product.

A user reported that after using a topical mix of finasteride and minoxidil, their DHT levels decreased, testosterone and estradiol levels lowered unexpectedly, and they are considering vitamin D3 supplements due to deficiency. They apply the mix 3-4 times a week and use minoxidil on other days. Another user commented that finasteride typically increases testosterone, not decreases it.

A Korean laser helmet increases hair growth by 44% compared to a placebo. Users discuss its cost-effectiveness, clinical support, and compare it to treatments like finasteride and minoxidil, focusing on wavelength and energy density.

A 30-year-old man experienced significant hair regrowth and improved libido after using finasteride and dutasteride for androgenetic alopecia, with no adverse effects. He plans to reduce dutasteride dosage when trying to conceive and has been using topical minoxidil since 2015.

The conversation discusses concerns about MVSupplements.com products, specifically the Min+Ru spray and GHK Serum, due to discrepancies in ingredient lists and recent poor feedback. Users also mention a price increase and one user reports no issues with the RU powder.

Piroctone Olamine at 1% is recommended for reducing scalp inflammation and encouraging hair growth. The user seeks recommendations for UK shampoos/conditioners containing this ingredient.

A user is considering exosome therapy from Springs Rejuvenation for hair loss after unsuccessful attempts with PRP, adipose injections, and a laser cap. They are intrigued by the therapy's potential and the clinic's guarantee of 30% improved coverage, despite concerns about FDA approval and high-pressure sales tactics.

Finasteride increased testosterone levels from 900 ng/dl to 1200 ng/dl without side effects, improving hair condition. Access to finasteride and minoxidil varies by country, with some places requiring prescriptions and others offering easy access.

The conversation discusses a video about GT20029, a treatment for hair loss, and its comparison to KX826. Users express interest in the video's effectiveness and potential, and praise its informative content.

User found 15% procyanidin B2 supplement and asks if it's legit. Recommended dosage is 400-600mg daily, similar to study, and user wonders if it's effective for hair loss.

Greasy or product-laden hair can make the scalp appear more visible, leading some to mistakenly think they are balding. Proper hair washing and avoiding heavy products can help assess true hair thickness, and treatments like finasteride are used by some for actual hair loss.

Users discuss using RU58841 with finasteride, dutasteride, and minoxidil for hair loss, noting reduced itching and effective results. Some users report no side effects, while others experience side effects with dutasteride.

The conversation compares Finasteride and Dutasteride for hair loss treatment, discussing their effectiveness and side effects. Users share personal results and consider combining treatments like Dutasteride with RU58841.

The user switched from finasteride to dutasteride and is using minoxidil and RU58841 for hair loss treatment. They are satisfied with the progress and considering a hair transplant, despite some initial shedding after the medication change.

The user has been using topical minoxidil with tretinoin for 9 months without much regrowth and suspects finasteride is responsible for any improvement. They are inquiring about tests to determine response to topical minoxidil and seeking advice on switching to oral minoxidil, including potential side effects and monitoring requirements.

Clascoterone's full trial results are expected by mid-July 2026, but skepticism exists about timely release. Clascoterone is available at 5% from some telehealth companies.

Topical finasteride may have higher systemic absorption and lower efficacy when using a Propylene Glycol/Ethanol formulation compared to the hydroxypropyl chitosan (HPCH) formulation. The safety profile of topical finasteride relies heavily on the HPCH formulation, and using standard solutions might lead to different pharmacokinetics.