"Medical grade" means almost nothing printed on a sex toy box. There is no government agency that stamps a vibrator "medical grade" the way the FDA clears a surgical implant or a catheter, so nine times out of ten the phrase is a confidence trick that sounds like a promise.
That does not mean it is always a lie. It means you have to look past the words on the front and check what the thing is actually made of. The material is the safety story. The label is just the sticker on top of it.
Where the phrase comes from, and why it slips
In real medicine, "medical grade" refers to materials that have passed specific biocompatibility testing, usually a set of standards called ISO 10993, for devices that touch skin, tissue, or blood. Surgical steel, implant-grade silicone, and IV tubing earn the term because a regulator makes them earn it.
Sex toys live in a different world. In the US, most are sold as "novelties," which is the legal category that lets a manufacturer skip the testing a real medical device has to pass. So a brand can print "medical grade silicone" on the package and no one is legally checking whether that silicone would survive an actual biocompatibility panel.
The complaint I heard most across the counter was some version of "the box said medical grade, so why does it stink like a shower curtain?" Because the box can say anything.
What actually keeps you safe: nonporous over labels
The word that matters is not "medical," it is nonporous. A nonporous surface has no microscopic holes for bacteria, mold, or old lube to hide in, which means you can genuinely clean it. A porous one cannot be sterilized, only rinsed, and it slowly turns into a home for whatever you left on it last time.
That difference is the whole game, especially for anything that goes inside you. Your vagina and your rectum both absorb what touches them, and the rectum has no natural barrier the way the vaginal canal does, so a porous toy there is a bigger gamble.
Four materials clear the bar. Everything else is a compromise you should make on purpose, not by accident.
The four you can trust
- Platinum-cured silicone. Soft, warms to body temperature, nonporous, and it survives a boil. This is what I hand friends first. The catch is that "silicone" on a cheap listing is often a softer, porous blend pretending to be the real thing.
- Borosilicate glass. The same tough glass as lab beakers. Firm, nonporous, holds temperature if you warm or cool it, and you can bleach it. It only fails if it is chipped or cracked, so inspect it.
- Stainless steel. Heavy, firm, nonporous, effectively indestructible, and fully sterilizable. The weight is the trade-off, and it is a real one for some bodies.
- ABS hard plastic. The rigid plastic on most bullet vibrators and the handles of larger toys. Nonporous and safe as long as the seams are sealed. You wipe it down, you don't boil it, because the motor lives inside.
The materials that hide behind the marketing
Jelly, TPE, TPR, PVC, and "rubber" are soft, cheap, and porous. Some of the older jelly formulas also used phthalates, the plasticizer softeners that give a toy that headachy chemical smell. They are not automatically dangerous for a one-time external use, but they cannot be sterilized, they degrade, and they are the wrong choice for anything insertable you plan to keep.
If you buy one of these anyway, and plenty of people do because the price is a fifth of silicone, always cover it with a condom and treat it as disposable.
Material comparison at a glance
| Material | Nonporous? | How to clean | Feel | Typical price | Watch for |
|---|---|---|---|---|---|
| Platinum silicone | Yes | Soap + water, or boil | Soft, body-warm | $20-120 | Fakes that are really TPE |
| Borosilicate glass | Yes | Soap, boil, or bleach | Firm, smooth | $25-70 | Chips and cracks |
| Stainless steel | Yes | Soap, boil, or bleach | Heavy, firm | $30-150 | The weight |
| ABS plastic | Yes | Wipe, no boil | Firm, light | $10-40 | Unsealed seams |
| TPE / jelly / PVC | No | Rinse only, never sterile | Squishy, soft | $5-25 | Odor, phthalates, wear |
How to test a "medical grade" claim yourself
You do not have to take the box's word for it. A few quick checks tell you most of what you need.
- Smell it. Real platinum silicone, glass, and steel are close to odorless. A strong plastic or vanilla-cover smell is a porous blend trying to mask itself.
- The pinch and stretch. Genuine silicone snaps back and does not turn pale or greasy when you stretch it. Cheap blends go lighter at the stretch point and feel tacky.
- The flame test, on a spot you can spare. True silicone chars to gray ash and does not keep burning. TPE and PVC melt, drip, and smell like a tire fire. Do this on a hidden edge, not the whole toy.
- Price sanity. A body-length "100% medical grade silicone" dildo for nine dollars is not that. Real platinum silicone costs the maker money, and the price reflects it.
None of these are perfect on their own. Together they catch the obvious fakes, which is most of them.
Where this matters most
The stakes rise the deeper a toy goes and the more skin it touches. For a wand you press against the outside, material is a comfort question. For anything insertable, it is a health one.
Anal is the place I will not budge on. Because the rectum absorbs readily and does not self-clean, I only recommend nonporous, sterilizable pieces there, and I want a flared base on every single one. Our body-safe butt plugs and silicone and steel anal beads are filtered for exactly this. Same logic for a prostate massager, where the toy sits in place for a while.
For insertable vaginal toys, silicone is the easy default. You will find honest platinum options across our silicone dildos and silicone vibrators, and if a listing there does not name the exact material, that is a fair question to ask before you buy.
Care, because the safest material still needs it
A nonporous toy is only as clean as your last wash. Warm water and unscented soap after every use is the floor. Silicone, glass, and steel with no electronics can be boiled for a few minutes or run through the top rack of the dishwasher. Anything with a motor gets wiped, not dunked.
One rule people forget: silicone lube can degrade silicone toys, leaving the surface gummy and permanently tacky. Stick to a water-based lube with silicone toys, or do a patch test first. Our water-based and hybrid lubes are sorted so you can match the right one to your toy instead of guessing.
The short version
"Medical grade" on a sex toy is a vibe, not a certificate. Buy on the material, buy nonporous, and spend the extra twenty dollars on platinum silicone, glass, or steel for anything that goes inside you. Everything ships in plain packaging with a discreet billing descriptor, so the only thing anyone sees is the box on your step.
FAQ
Is "medical grade silicone" a real thing?
Medical grade silicone is real in medicine, where it passes biocompatibility testing. On a sex toy the phrase is unregulated, so it only means something if the material is genuinely platinum-cured silicone, which you verify by smell, feel, and price rather than the label.
Does the FDA regulate sex toys?
Not really. Most are sold as "novelties," a category that sidesteps the testing real medical devices must pass, which is exactly why "medical grade" claims go unchecked on the packaging.
What is the safest sex toy material?
Platinum-cured silicone for a soft feel, or borosilicate glass and stainless steel if you want firm and fully sterilizable. All three are nonporous, which is the trait that actually keeps a toy clean over time.
Are TPE and jelly toys dangerous?
Not automatically, but they are porous and can't be sterilized, and older jelly sometimes contained phthalates. Use a condom over them, keep them external where you can, and treat them as disposable rather than lifetime toys.
How do I know if my toy is really silicone?
Smell it, stretch it, and if you can spare a hidden spot, hold a flame to it. Real silicone is near odorless, snaps back without going greasy, and chars to ash instead of melting and dripping.
Can I boil a medical grade silicone toy?
Yes, if it has no motor or electronics. Pure silicone, glass, and steel can be boiled for a few minutes; anything with a battery or motor should be wiped down instead.
About Ashley Bloom
Ashley Bloom spent six years on the shop floor of an adult store, which means she has had the awkward conversation a few thousand times and knows which questions people are really asking. She now buys for My Secret and writes the guides, which puts her in the unusual position of knowing both what sells and what quietly comes back. She would rather talk you out of a bad purchase than sell you an expensive one.