Hair Growth Articles

After testing 8 leading copper peptide hair growth serums on concentration, clinical evidence, delivery method, and value, Hairgenetix is our Summer 2026 pick — the highest conc...

Independent comparison of the top 5 hair growth supplements ranked on clinical evidence, ingredient dosage, and bioavailability. Which supplements actually work for hair regrowt...

Independent comparison of the top 5 copper peptide shampoos for hair loss. GHK-Cu concentration, follicle-activating ingredients, and which delivers clinically measurable results.

Independent comparison of the top 5 at-home hair mesotherapy kits. EMS technology, needle depth, serum compatibility, and which delivers the most clinically validated results.

Key Takeaways Shallower needles (0.6mm) outperformed deeper needles (1.2mm) — this randomised controlled trial found that 0.6mm microneedling combined...

Key Takeaways The largest real-world study of dutasteride mesotherapy for hair loss — 541 patients across multiple clinical centres, tracked for a min...

Key Takeaways Combining microneedling with minoxidil significantly increases hair count — this meta-analysis of 10 randomised controlled trials (466 p...

Key Takeaways 62.8% of women showed photographic improvement — nearly four times the improvement rate seen in the placebo group (17.5%), after 12 meso...

Key Takeaways Combined microneedling is better than any single treatment — pooled data from 13 randomised trials (696 patients) shows significantly gr...

Key Findings at a Glance Microneedling + minoxidil significantly outperforms minoxidil alone: Across 8 RCTs with 472 patients, the combination produced significantly mor...

Key Findings at a Glance Copper tripeptide serum improved hair growth: The active treatment group (copper tripeptide + Swertia japonica serum with nano-fractional radiof...

Key Findings at a Glance Microneedling alone beats minoxidil 5%: Microneedling monotherapy produced significantly more hair growth than the gold-standard topical treatme...

Key Findings at a Glance 4× more hair growth: Microneedling + minoxidil produced +91.4 hairs/cm² versus +22.2 hairs/cm² with minoxidil alone — a fourfold improvement (p ...

Key Findings at a Glance A topical spray combining GHK peptide with 5-aminolevulinic acid (5-ALA) produced 52–72 extra hairs per cm² in 6 months — while the placebo group g...

Key Findings at a Glance A combination treatment of minoxidil, dutasteride, and copper peptides delivered via "tattooing" microneedling produced a median 26.5% hair regrow...

Key Findings at a Glance GHK-Cu is a naturally occurring human peptide that influences 31.2% of all human genes — resetting gene expression toward a healthier, younger sta...

A Seoul National University study showed that the copper peptide AHK-Cu stimulates human hair follicle growth and protects the cells responsible for hair regeneration. Here's wh...

Everything you need to know about scalp mesotherapy for hair growth — how it works, what's injected, clinical results, and how at-home alternatives compare.

Independent comparison of the top 5 GHK-Cu copper peptide hair growth serums. Concentration, ingredients, pricing, and which one delivers the best results.

Everything you need to know about copper peptides (GHK-Cu) for hair growth — the science, clinical evidence, and how they compare to other treatments.