Directory / Guides

Guides to PRP & regenerative medicine

Plain-English answers, written from published sources and cited on every page. Guides are not medical advice — they exist so you can ask a provider better questions.

Person standing in front of window. Stock photograph, not taken at any listed clinic.
How to Tell a Legitimate Regenerative Clinic From a Storefront
A practical screening guide for patients considering PRP, stem cell, or other regenerative treatments: what credentials actually mean, what an NPI…
Cyclist on wet road under stormy sky with rain. Stock photograph, not taken at any listed clinic.
Joint, Sports & Spine Pain
PRP for knee osteoarthritis: what to expect from a course
An honest look at the evidence for platelet-rich plasma in knee arthritis "how long relief tends to last, who tends not to respond, and how PRP…
Doctor consults with patient in modern office. Stock photograph, not taken at any listed clinic.
Is PRP FDA-approved? How these treatments are actually regulated
PRP itself is not FDA-approved for hair loss, arthritis, or skin. The centrifuge that spins it may be FDA-cleared — a much weaker claim. Here's the…
Man in gray t-shirt standing in front of mirror. Stock photograph, not taken at any listed clinic.
Hair Loss
Does PRP Work for Hair Loss? What the Evidence Actually Shows
A plain look at platelet-rich plasma for pattern hair loss: the real effect sizes, why the studies are weaker than the marketing, the ongoing…
White microscope on top of black table. Stock photograph, not taken at any listed clinic.
Exosome Therapy
Exosome Therapy: What It Is, and Why the FDA Has Warned About It
Exosomes are real biology with a real research future — but there are no FDA-approved exosome products for any use, and the agency has issued a…
A woman with brown hair among green foliage. Stock photograph, not taken at any listed clinic.
Skin & Aesthetics
What to Expect From a PRP Facial: Procedure, Downtime, Results
A plain-language look at microneedling with PRP versus injected PRP — what the aesthetic evidence actually supports, what recovery looks like, and…
Woman dropping a specimen on a test tube. Stock photograph, not taken at any listed clinic.
Stem Cell Therapy
PRP vs. Stem Cell Therapy: What's Actually Different
PRP is a blood product with no meaningful stem cell content. What US clinics sell as "stem cell therapy" is a different category of product with a…
Empty hospital corridor with benches and doors. Stock photograph, not taken at any listed clinic.
What does PRP cost, and why does the price vary so much?
PRP is almost always cash-pay, and the price for the same injection can differ by thousands of dollars between two offices in the same city. Here's…
Gloved hands holding a tube of drawn blood beside an open laboratory centrifuge
Hair Loss
Does PRP work for hair loss? What the evidence actually says
Randomised trials show PRP can increase hair density — but the evidence is weak and there is no standard protocol. What to ask a clinic before you…