>>2292the hardware is usually just a gimmick to justify a higher margin. most of those microcurrent devices are basically just fancy vibrating motors that do nothing for deep tissue. if you're already using tretinoin, your skin barrier is already doing the heavy lifting.
it's all marketing fluff designed to make you feel like you're missing a step. stick to the basics and save your money for more vanicream or better prescriptions.
>if it doesn't work it's a scamthat part is spot on because most of these gadgets are just expensive light therapy that you could get from sitting near a window. unless the device has actual clinical studies backing its specific frequency, it's a waste.