Here’s the rundown on scalp serums from a former cosmetic chemist 2/5/2026
Most scalp serums are ineffective for hair loss, with Nécessaire’s “The Scalp Serum” being the only one showing noticeable results, though it's not worth the cost. For androgenetic alopecia, clinical treatments like minoxidil and finasteride are necessary, while caffeine and capixyl may offer some benefits.
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5 / 5 resultscommunity Finasteride success for androgenic alopecia by a 27M physician (NO PICTURES)
A 27-year-old male physician improved hair density using minoxidil 5% foam and finasteride 1mg every other day, with initial sexual side effects that subsided. He recommends trying finasteride for a year but warns against dutasteride due to potential liver effects.
community Before and after? NO Fin/NO Minoxidil. Just DHT Blocking Shampoo&Microneedling
The user experienced hair thinning and used microneedling, DHT blocking shampoo, and Biotin DHT blocking oil to address it, avoiding finasteride and minoxidil unless necessary later. They reported mild improvement but received mixed feedback, with some suggesting other conditions or treatments like ciclopirox shampoo.
community Dutasteride thins eyebrows and facial hair but doesn't stop scalp loss.
Dutasteride may not effectively stop scalp hair loss and can cause thinning of facial and body hair, including eyebrows. Users suggest considering other causes like autoimmune conditions or vitamin deficiencies and exploring treatments like finasteride or minoxidil.
community For Once and For All: Is It the DHT in the Scalp That Matters, Not the DHT in Your Bloodstream?
DHT in the scalp, not the bloodstream, is crucial for hair loss. Treatments discussed include finasteride, minoxidil, dutasteride, and microneedling.
community Topical Finasteride Doesn't Directly Reduce 5ar Enzyme on Scalp
Topical Finasteride doesn't directly reduce 5ar enzyme on scalp and has the same mechanism as oral, needing to go through the liver. Users debate the accuracy of this information and discuss various studies and experiences.
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6 / 6 results
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