Does hyperbaric oxygen therapy work for hair transplant scabs? As an HBOT provider, we would say no.
That is an odd thing for a clinic to publish, so let us explain how we got there, because the evidence looks good until you read it properly.
The study everyone quotes
A paper published in Cureus in 2025 followed five men aged 28 to 56 through FUE hair transplants. Hyperbaric oxygen began four to six hours after the procedure: 2.4 ATA, 90 minutes, six consecutive daily sessions.
Scab and crust formation cleared completely within five days, with a range of three to five. Standard aftercare is usually quoted at ten to fourteen days. Graft integration came out at 97 to 99 per cent, most patients reported no pain by day three, and nobody had a complication.
Fourteen days down to three. That is a very impressive sounding number, and you will find it repeated on clinic websites all over the internet. So let us look deeper at the evidence.
Five people, and nobody to compare them to
The first problem is the size. Five patients. If one of them happened to heal quickly for reasons that had nothing to do with a chamber, that is twenty per cent of the entire result.
The second problem is bigger, and it is the one that decides this for us. There was no control group. All five men had hyperbaric oxygen. Nobody in the study had the same surgery, from the same surgeon, on the same aftercare, without a chamber.
So where does “ten to fourteen days” come from? Not from the study. It is the general figure quoted for standard hair transplant aftercare, from elsewhere. Which means the comparison everybody repeats is not a comparison at all. It is one number from a five-person case report placed next to a different number from a different source, and a reader is left to assume the gap between them was caused by oxygen.
What a case report is for
A case report sits near the bottom of the evidence hierarchy, and that is not an insult to the authors. Case reports exist to say “we noticed something, somebody should study this properly”. They are the beginning of a question, not the answer to one.
Nobody was blinded. Nobody was randomly assigned. Satisfaction was self-reported. It was a single operator. Every one of those is a route by which a result can look better than it is, and none of them means the authors did anything wrong. It means the study was not designed to prove an effect, so it has not proved one.
And our chamber could not run that protocol anyway
Worth saying plainly. The protocol in that paper ran at 2.4 ATA. Our chamber runs to 2.0 ATA. Even if you were convinced by five patients, we could not reproduce the conditions they were treated under, and we are not going to sell you something on the strength of a study we cannot replicate.
So is the idea rubbish?
No, and this is the honest middle. The mechanism is genuinely plausible. A transplanted follicle has no blood supply at all for the first few days. It is living on whatever oxygen reaches it by diffusion from the surrounding tissue, which is exactly the oxygen-limited situation where extra dissolved oxygen might matter. If you were designing a trial of hyperbaric oxygen in cosmetic surgery, hair transplants would be a reasonable place to look.
Plausible is not proven. Plenty of plausible things have failed properly designed trials, which is why we run properly designed trials.
What we would tell you if you rang us
We would not sell you six sessions to speed up hair transplant scabs. If you decide you want to try it anyway, that is your call, but you should go in knowing you are paying for an untested application, not a proven one.
The things that reliably affect how your scabs heal are much less exciting: following your clinic’s washing schedule to the letter, keeping the area clean, sleeping upright for the first few nights if you were told to, and not picking. Your surgeon’s aftercare instructions will do more for you than we can.
We will change our position the day somebody runs this with a control group and gets the same result. Until then, no.
The rest of this series
We are working through the surgical claims made for hyperbaric oxygen one at a time, saying yes or no to each on the evidence rather than on what suits us. Over the next three weeks: facelift recovery, where we say a careful maybe; diabetic foot ulcers, where we say yes; and surgical infection, where the answer is yes but you should be in a hospital rather than in our clinic.
Reference
- Chumak M. Hyperbaric Oxygen Therapy for Enhanced Postoperative Recovery in Hair Transplantation. Cureus. 2025;17(12):e99635. Read the case report
General information about published research, not medical advice. Medical oxygen is a prescription-only medicine in the UK. Speak to your surgeon or GP about your own recovery.