01Why verifying the cartridge alone is not enough
The advice that has spread furthest is to scan or inspect the treatment cartridge. It is good advice and worth doing. It is also incomplete, and the gap is not a small one.
Energy delivery and temperature control are functions of the machine, not the disposable tip. A cartridge can be entirely genuine, verify correctly, and still be fitted to a machine that has been refurbished or modified and no longer regulates temperature the way the manufacturer intended.
The failure mode that follows is not redness for an afternoon; it is heat delivered to the wrong depth.
So the single most useful question is also the least technical one. Ask to see the machine itself — the body, the screen, the handpiece.
On a genuine unit the branding is screen-printed onto the housing rather than applied as a sticker, anti-counterfeit holograms are present on the body and on both sides of the handpiece, and the screen displays the working parameters, including transducer depth and shot count. Some manufacturers add a scannable code beside the screen which returns the name of the clinic that purchased that specific machine — worth knowing about, because it verifies ownership rather than just authenticity.
You do not need to interpret any of it. What matters is whether the clinic is willing to let you look.
02It is three categories, not two
Almost every guide on this subject frames the question as genuine or fake. In practice there is a third category in between, and it is the one that quietly accounts for most of the disappointing outcomes.
Genuine product is imported through the legitimate channel, held within its temperature range from factory to treatment room, and carries a local regulatory registration number. Counterfeit product is an imitation.
Between them sits grey-market product — genuinely made by the manufacturer, but brought in outside the official channel, without cold-chain control and without a registration number. It is real.
It may also have spent time at a temperature that degraded it.
This matters because the patient experience of grey-market product is not dramatic. Nothing obviously goes wrong.
The result is simply weaker or shorter than it should have been, and it gets attributed to the treatment not working, or to the patient's own physiology. Naming the category is what makes it possible to ask about.
03What you can check in the room
None of the following requires expertise, and all of it is reasonable to ask at any clinic.
- Ask to see the machine, not only the cartridge. Look for screen-printed branding rather than stickers, holograms on the body and handpiece, and a screen showing depth and shot count.
- Ask whether the clinic can show you the documentation for its equipment. At our clinic that paperwork is kept on site and can be produced on request.
- Ask for the cartridge to be opened in front of you. The shot count is fixed at manufacture and the tip locks once spent, which is why a recycled tip has to be tampered with to be reused.
- Read the remaining shot count before your session begins and again at the end. The difference is what you actually received.
- For injectables, the box should carry a local regulatory registration number and an insert in the local language, and the lot number should match in all four places it appears: outer box, inner pouch, sticker and syringe.
- Ask whether the manufacturer's own coupling gel is being used. Substituting an ordinary gel reduces energy transmission and raises the risk of a burn — a detail almost nobody thinks to check.
04What you can check before you even book
Every check above requires being physically present. Thailand also maintains three public registers that can be searched from anywhere, which means a patient considering travelling can complete a meaningful part of the verification before buying a ticket.
This is genuinely under-discussed.
The Thai FDA publishes a product lookup at fda.moph.go.th, searchable by registration number or product name. The FDA additionally suggests photographing a product before treatment as your own record.
The Department of Health Service Support maintains the register of licensed medical facilities at mrd.hss.moph.go.th. A clinic either holds a licence or it does not.
The Medical Council of Thailand publishes a physician register at checkmd.tmc.or.th. It confirms that a named doctor holds a current licence, that it has not been suspended, and which specialties the Council recognises.
In March 2026 the Council published suspended and revoked licences for the first time in its history.
05What none of this actually proves
It would be easy to end here and imply that a verified device plus a licensed clinic plus a registered doctor equals a good outcome. That is not true, and the overclaim would undermine everything above it.
Registers verify identity and legitimacy. They say nothing about the condition of the specific unit standing in the treatment room, nothing about whether it has been serviced, and nothing about the parameters chosen for your face.
A licensed physician using settings that do not suit your tissue is still the wrong treatment, on an entirely genuine machine.
The honest summary is that there are two layers, both matter, and only one of them can be checked in advance. The other is what a consultation is for — and the first useful question there is not which device, but which layer of your face has actually changed.
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