Do LED Teeth Whitening Kits Work, or Is It Just the Gel?
LED lights are the star of most whitening kits, but does the light matter, or is the gel doing all the work? Here's what the research found.
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UV vs. LED Nail Lamps: Speed, Durability, and Safety Compared
LED nail lamps cure faster, but does that make them better? We compared cure quality, durability, and skin safety between UV and LED nail lamps.
Facial Cupping Explained: What Suction Does for Your Skin
Facial cupping promises a lifted, brighter look through suction. We looked at the science, the silicone-vs-glass cupping tools, and what dermatology literature tells us.
Skin Cycling for Beauty Devices: Your Skin Needs Rest Days Too
Skin cycling taught us to rest between actives. Does the same logic apply to RF, laser, and microcurrent devices? Here's what the science suggests.
Traditional vs. Cryo Gua Sha Review: Which One Works Better?
We tested the Kitsch Stainless Steel Gua Sha tool and a Cryo Gua Sha tool from Pfefe for two weeks. Here's exactly what changed and what didn't.
RF, LED, Laser, or HIFU: Which One Actually Builds Collagen?
RF, LED, laser, and HIFU all claim to boost collagen. We compared the clinical evidence behind each and which one actually works best for you.
Is a HIFU Facial Worth It? How Ultrasound Tightens Your Skin
Curious if a HIFU facial really works? We reviewed the clinical evidence on ultrasound skin tightening — mechanism, results, and realistic timelines.
FOREO FLIP Play Review: 6 Weeks In, Here’s What Actually Changed
We tested the FOREO FLIP Play hairbrush for 6 weeks. Here's what happened to hair smoothness, breakage, and scalp feel — checked against real clinical research on LED light therapy.
IPL Explained: What Intense Pulsed Light Does for Skin and Hair
Confused about IPL? Discover how Intense Pulsed Light works, what skin and hair concerns it treats best, and how clinic IPL compares to at-home devices.
From Cryo-Facial to Ice Rollers: What Cryotherapy Can Do for Skin
From med spa cryo-facials to $20 ice rollers, cold therapy claims a lot. Here's their mechanisms, expected results for your skin, and what scientific evidence shows.