Energy-based devices — lasers, RF, ultrasound, microneedling. The chromophore framework, the field guides, the platform comparisons.
Alexandrite (755 nm), diode (808 nm), and Nd:YAG (1064 nm) laser hair removal compared by Fitzpatrick skin type, efficacy, pain, pigmentary risk, and FDA…
IPL is not a laser. This evidence-led breakdown covers the FDA distinction, hair-removal vs skin-rejuvenation fit, skin-of-color safety, and how to choose.
Understand pneumatic vs motorized delivery, needle settings, injection depth, regulatory claims, IFU boundaries, and adverse-event escalation for mesotherapy devices.
Evidence guide to Poikiloderma of Civatte: classic triad of hyperpigmentation, telangiectasias, and atrophy, IPL vs PDL vs 577nm pro-yellow laser evidence, sessions…
Renuvion (J-Plasma) subdermal skin tightening is often paired with liposuction. Read this evidence-first review of FDA warnings, systematic reviews, risks, and costs.
Tixel is a thermo-mechanical resurfacing device using direct heat rather than light to treat wrinkles and texture. Review its FDA clearances, clinical evidence, CO2…
Does NuFace work? Read an evidence-first review of at-home microcurrent facial devices, FDA 510(k) clearances, the September 2025 off-label promotion complaint, and…
HydraFacials are marketed heavily for an event glow, but is the cost justified? We analyze the vortex technology, the thin clinical evidence, and the FDA Class I device…
Confused by marketing claims? Learn how to look up any laser, RF, IPL, or microneedling device in the FDA 510(k) database. We explain product codes, grey-market imports,…
A clinical comparison of miraDry microwave thermolysis against Botox injections for underarm sweating, covering FDA clearances, long-term costs, and safety data.