Studies show: 0.2 mg reduces scalp DHT by ~55%.
1 mg reduces it by ~64%. 5 mg reduces it by ~69%. Finasteride/Dutasteride 10/9/2025
Finasteride reduces scalp DHT significantly even at low doses, with 0.2 mg reducing it by about 55%, but higher doses like 1 mg and 5 mg offer only marginally more reduction. Users discuss side effects, with some experiencing none and others reporting issues like low libido, and they also mention using other treatments like minoxidil and dutasteride.
View this post in the Community โ
Similar Community Posts Join
6 / 1000+ resultscommunity Father trying to save his 17 year old son from MPB
Father assists son with hair loss using Finasteride Propecia. Son's hair improves, considers adding Minoxidil or Dutasteride for better results.

community 2025 Official beginner guide for “I’m losing my hair, what can I do?”
For hair loss, start with Finasteride, Minoxidil, Ketoconazole shampoo, and Microneedling. For severe cases, consider Dutasteride, oral Minoxidil, or hair transplants.
community Convinced dad to get into minox 3 months ago and fin 2 months ago
A user convinced their 45-year-old dad to use minoxidil and finasteride, resulting in significant hair regrowth. The dad now uses 1mg of finasteride daily and topical minoxidil twice a day, and has also started using 1% ketoconazole shampoo.
community 1 month fin vs 9 months fin results
User shares 1-month vs 9-month finasteride results for hair loss. Commenters discuss photo angles, hair regrowth, and side effects.
community Hair gel makes my hair look terribly unhealthy?!
Avoid hair gel; use sea salt spray, matte clay, or styling powder for volume. Use finasteride and minoxidil for hair loss.
community Can Dutasteride really destroy your hairline, or is it broscience?
User asks if Dutasteride can destroy hairline. Replies suggest it works for most people, but some experienced negative effects.
Related Research
6 / 1000+ results
research Nanotechnology Advances for Hair Loss
Nanotechnology could make hair loss treatments more effective and reduce side effects, but more research is needed before it's available.

research Investigation of Suicidality and Psychological Adverse Events in Patients Treated With Finasteride
Finasteride may cause suicidal thoughts and mental side effects, especially in young people with hair loss.

research Nonsurgical Therapy for Hair Loss
Some nonsurgical hair loss treatments are effective, especially if started early.

research Androgenetic Alopecia: Therapy Update
There are many treatments for common hair loss, but more trials are needed to decide which are best.

research Phytochemicals as Emerging Therapeutic Agents for Alopecia Treatment
Plant-based chemicals may help hair growth and prevent hair loss but need more research to compete with current treatments.

research The Shifting Preferences of Patients and Physicians in Nonsurgical Hair Loss Treatment
Minoxidil and Finasteride are the most popular hair loss treatments, with rising interest in other options, and economic or health crises can change what treatments people prefer.