Article type
Plain-language explainers on treatments, devices and ingredients, with the evidence behind them.
9 articles
Brands disagree: some say use an LED mask right after microneedling, others say wait 24 to 48 hours. What the studies cover, what is unknown, and what to avoid.
Updated October 24, 20266 min read
Copper peptides vs PDRN: what each ingredient is, what the studies show, whether you can use them together, and what serums with each cost in Oct 2026.
Updated October 24, 20266 min read
Derma roller vs derma stamp: how rolling and stamping differ, face vs scalp use, head care, what the FDA lists as risks, and what home tools cost in 2026.
Updated October 24, 20267 min read
What studies show about microneedling and scalp micro infusion for hair loss, how kit depths compare with clinic depths, and what three at-home kits cost.
Updated October 24, 20267 min read
Exosomes are tiny vesicles made by cells; PDRN is a mix of DNA fragments, often from salmon. What the research covers, FDA status and use with needling.
Updated October 24, 20266 min read
How often to do micro infusion at home: the schedules 11 brands state, from twice a week to every 4 weeks, what the FDA says about risks, and when to pause.
Updated October 24, 20266 min read
Micro infusion vs microneedling: what the FDA says each device is, who uses it, needle lengths brands state, risks, who should avoid it and cost per session.
Updated October 24, 20266 min read
Micro infusion is shallow microneedling with a serum applied in the same step. How it works, what it costs at home and in a clinic, and who should skip it.
Updated October 24, 20267 min read
Which PDRN serums state how much PDRN they contain, in what unit, and what the numbers mean. Brand pages for AMIRO, EvenSkyn, Medicube, Rejuran and VT checked.
Updated October 24, 20267 min read