Here’s the rundown on scalp serums from a former cosmetic chemist Research/Science 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.
View this post in the Community →
Similar Community Posts Join
5 / 1000+ resultscommunity 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 Study shows further evidence that finasteride and dutasteride take 12-18 months or more to show significant results. Do NOT give up early
The conversation discusses the effectiveness of finasteride and dutasteride in treating hair loss, emphasizing that significant results often take 12-18 months or more. Dutasteride is generally considered superior, with similar or fewer side effects than finasteride, but patience is required for noticeable improvement.
community Compressed part of research of theory of androgenic/anabolitic balance. AGA h-responders analytic. Theory of physio-metabolitic method of anti AGA treatment
The treatment for androgenetic alopecia involves using finasteride and minoxidil with intense exercise and cold exposure to boost metabolism and reduce androgenic effects, potentially leading to hair regrowth. This approach may activate biological pathways for improved hair and overall health.
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.
community *9 month update* 1st slide 2020 at my worst vs today. 2nd slide 9 months ago vs today. 3rd, wet hair. 4th, hairline. 5th, damp hair. 6th crown view. 7th, brushed back. 8 & 9, hair in high Summer humidity. 10th, no lighting.
User shared 9-month hair regrowth progress using a Fin/Min spray from HIMS, with additional microneedling. Other users praised the results and discussed the effectiveness of topical treatments.
Related Research
6 / 1000+ results
research Caffeine as an Active Ingredient in Cosmetic Preparations Against Hair Loss: A Systematic Review of Available Clinical Evidence
Caffeine may help with hair loss, but more research is needed.
research Technological Advances in Anti-Hair Loss and Hair Regrowth Cosmeceuticals: Mechanistic Breakthroughs and Industrial Prospects Driven by Multidisciplinary Collaborative Innovation
Collaboration and innovation are key to developing effective, safe hair loss treatments.
research Development of Tea Seed Oil Nanostructured Lipid Carriers and In Vitro Studies on Their Applications in Inducing Human Hair Growth
Tea seed oil in nanostructured carriers stimulates hair growth and feels less greasy when applied.
research Topical and Nutricosmetic Products for Healthy Hair and Dermal Anti-Aging Using Dual-Acting Plant-Based Peptides, Hormones, and Cannabinoids
Plant-based products can improve hair and skin health without harmful side effects.
research Current Trends in Hair Care in Men
Proper hair care and suitable products are essential for men's scalp health and well-being.
research Herbal Hair Serum: Design, Development and Evaluation
The document concludes that activating hair roots is important for improving hair growth and preventing hair loss.