Does research support the O-Shot?

The easy mistake with the O-Shot is to treat a confident sales claim as if it were a study result. The question to ask first is what the research actually shows.
What a health publisher says about the evidence
The page at www.healthline.com says there is currently very little research on the O-Shot, and no scientifically proven evidence that it can improve your sex life. That is a plain statement from a health publisher, and it should shape how much weight you give any promised outcome.
Reading the reading list with care
Healthline's full explainer, The O-Shot and PRP: What It Is, Uses, Research, and More, is the best place to see how the research question is laid out. A lifestyle article covers the same procedure in what to know about the O-Shot, the new-ish procedure. Treat it as a consumer account of the procedure, not as evidence.
If your reason for asking is a symptom, not curiosity, start somewhere else. MedlinePlus keeps a page on pelvic support problems and the pelvic floor, and that is the better starting point for a symptom that worries you.
Let a clinician weigh what is unknown
Do not decide on an O-Shot because a clinic's website sounds sure of itself. Whether any intimate injection is appropriate for your body is a question for a licensed clinician who has examined you and can explain what is known and unknown.
Thin research promises nothing
Thin research does not mean the procedure is harmless, and it does not mean it works. It means no one can honestly promise you an outcome. Be wary of anyone who does.