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Nicotine use appears to increase hair shedding, with users noticing more hair loss when using nicotine and less when abstaining. Some users plan to quit nicotine and start treatments like finasteride and oral minoxidil to improve hair quality.

Nicotine may negatively affect hair by reducing blood flow due to its vasoconstrictor properties, but its impact might be minimal. Finasteride users are advised to avoid nicotine to prevent potential hair loss issues.

Nicotine use, especially from vaping, may worsen hair shedding and reduce the effectiveness of finasteride and dutasteride. Quitting nicotine seems to improve hair health.

Nicotinamide serum is discussed for its potential benefits in reducing inflammation related to hair loss. One user combines it with minoxidil for hair growth.

Nicotinamide Riboside (NR) significantly reduced hair loss for the user. They found science.bio's NR to be effective, unlike other brands.

Quitting nicotine may lead to increased hair shedding. The user has been using finasteride, oral minoxidil, and microneedling for hair loss.

Oral supplementation of Nicotinamide Mononucleotide (NMN) improves hair quality and appearance in middle-aged women. However, it may reduce total hair density, possibly due to seasonal shedding.

The user has been using finasteride and oral minoxidil for hair loss but hasn't seen improvement and is quitting nicotine and caffeine to see if it helps. Some believe quitting nicotine improved their hair health due to better blood flow, while others are skeptical about the impact of blood flow on hair loss.

The conversation discusses the impact of nicotine and caffeine on hair loss. The user has been using finasteride, minoxidil, and nizoral for hair loss treatment and is questioning whether to stop using nicotine products.

NMN is considered safe to use with dutasteride, and it may help reduce grey hairs. Combining NMN with creatine, whey protein, fish oil, and dutasteride is not seen as excessive.

Hair appears to be improving with a regimen of 1mg Finasteride daily, 5% topical Minoxidil once or twice a day, 4000 IU of Vitamin D, and cutting out nicotine. It's still early to determine the full effect.

The user is experiencing hair loss despite using finasteride and oral minoxidil, and is considering a hair transplant due to limited regrowth. Suggestions include trying stronger treatments like dutasteride and RU58841, quitting nicotine, and maintaining a healthy lifestyle.

The user experienced significant hair shedding after 1.5 years on dutasteride and oral minoxidil, possibly due to a shedding cycle or lifestyle changes like nicotine use and creatine. Opinions vary on whether creatine contributes to hair loss, with some attributing shedding to synchronized hair cycles or genetic factors.

The user experienced significant hair regrowth after starting treatment with 1.2mg finasteride and 5mg minoxidil in January 2026. They also reduced stress and stopped drug use, except for nicotine, which contributed to their progress.

The user is experiencing hair shedding after using minoxidil and is considering switching to dutasteride while planning to increase their oral minoxidil dose. They also use nicotine pouches, Vyvanse, and GHK-Cu, and have noticed thicker eyebrows and lashes from oral minoxidil.

A 23-year-old experienced hair regrowth using 1mg finasteride and 5mg oral minoxidil after initial shedding, but noticed hair loss after stopping minoxidil and starting vaping. They resumed oral minoxidil and finasteride, attributing hair loss to nicotine and stopping minoxidil, and are considering additional treatments like dutasteride.

The user added topical minoxidil to their finasteride regimen, resulting in healthier hair and some regrowth, especially after quitting nicotine. They experienced minimal shedding and noted improvements in hairline density, finding the treatment mostly preventative.

The user experienced significant hair regrowth using 1mg finasteride daily and Rogaine minoxidil 5% foam twice a day, along with vitamin D supplementation. They also managed stress through lifestyle changes like exercise, quitting nicotine, and improving sleep.

A user is experiencing worsening hair loss despite using 2.5mg Dutasteride, RU58841, and Minoxidil daily for over 8 months. They are concerned that daily nicotine from vaping might be counteracting the treatments.

Quitting vaping significantly reduced hair loss for a user who was a heavy vaper and also taking finasteride. Some participants suggest nicotine's vasoconstrictive properties may worsen hair loss, while others share personal anecdotes of hair improvement after quitting smoking or vaping.

The user started a new hair loss treatment regimen using topical finasteride and minoxidil, saw palmetto, sulforaphane, and apple extract supplements, while also trying to quit nicotine and fast food. They later cut out supplements due to cost, continued with topical treatment, and experienced improved hair health but faced issues with low libido.

A person shared their hair transplant experience, mentioning complications like excessive bleeding and density anxiety, and is using finasteride and minoxidil chewables. They traveled to Turkey for the procedure, paid around $3800, and are considering Mexico for future treatments; nicotine use is a concern for their recovery.

The user is seeking opinions on whether their hairline changes indicate regrowth or hair loss, using treatments like Rogaine, finasteride, microneedling, and Nizoral. They mention inconsistent finasteride use, scalp massages, and lifestyle factors like caffeine, nicotine, stress, and high sugar intake.

A 24-year-old male with androgenetic alopecia is using a treatment of Dutasteride 0.5 mg, oral Minoxidil 2.5 mg, L-cysteine, and a Ketoconazole/Caffeine/CBD shampoo. He's considering using a dermaroller to improve results, taking biotin and iron vitamins, and quitting nicotine due to its potential link to hair loss.

The conversation discusses experiences with NMN supplementation for hair growth, with some users reporting increased hair growth activity and others seeing no significant changes. OP has been using dutasteride and oral minoxidil, and recently added NMN, noticing increased shedding, which they hope indicates new hair growth.

Quitting smoking may improve hair quality and overall health, but it is not a standalone solution for reversing hair loss. Treatments like finasteride and minoxidil are more effective for hair regrowth, while smoking can exacerbate hair loss by increasing DHT and affecting scalp health.

The conversation is about hair loss and the conclusion is that genetics play a significant role in hair loss, and lifestyle choices or being a well-adjusted person do not prevent male pattern baldness.

Pelage Pharmaceuticals is developing PP405, a topical treatment for hair growth, currently in Phase 2a trials. There is skepticism about the company's claims, and no fast-tracking approval timeline has been detailed.

The user stopped using minoxidil due to headaches, which returned upon resuming the treatment, leading to hair shedding concerns. Alternatives like finasteride and diluted minoxidil were suggested by others experiencing similar side effects.