Non-Surgical Hair Restoration
Exosome Therapy
Next-generation regenerative medicine — exosomes deliver concentrated growth factor signaling directly to dormant follicles, stimulating regrowth and slowing hair loss at the cellular level.
Dr. Robert Drummond, MD/PhD
Hair Restoration · Beverly Hills
“Exosomes represent a paradigm shift in how we think about non-surgical hair restoration. Rather than simply blocking DHT or stimulating circulation, we are delivering the actual molecular signals that tell follicle cells to grow, divide, and differentiate. The biology is elegant and the clinical results are impressive.”
Dr. Robert Drummond, MD PhD
What Is Exosome Therapy?
Exosomes are nano-sized extracellular vesicles naturally released by stem cells — essentially tiny messenger packages that cells use to communicate with each other. They carry a potent cargo of growth factors, cytokines, microRNA, and signaling proteins that instruct target cells to repair, regenerate, and grow. In hair restoration, exosomes are applied directly to the scalp, where they are taken up by follicle cells, create a healthier scalp environment, and stimulate dormant or weakened follicles to encourage new hair growth.
Unlike PRP (which concentrates growth factors from your own blood), exosome preparations offer a standardized, highly concentrated payload of over 1,000 bioactive molecules. At Crown Hair Institute, Dr. Drummond uses pharmaceutical-grade exosome preparations sourced from rigorously screened, FDA-compliant tissue banks — purified and tested to ensure safety, sterility, and optimal efficacy — applied under micro-needling or direct injection to maximize scalp penetration.
Exosome therapy is appropriate as a standalone treatment for patients with early-stage hair loss who are not yet surgical candidates, as a complement to medical therapy for accelerated results, or as a powerful post-surgical adjuvant. When combined with a hair transplant, exosomes accelerate healing, reduce inflammation, improve graft survival and integration, and stimulate surrounding non-transplanted follicles — increasing overall density and thickness in the months following surgery.
Key Benefits
Investment
Investment in Follicle Regeneration
Price
$1,000 per treatment · $2,700 for 3
Most patients respond best to a series of 3 sessions spaced 4–6 weeks apart, followed by maintenance sessions every 6–12 months. Final cost is determined after your consultation with your doctor. You can get an approximate price range during your complimentary discovery call if you submit your photos prior.
Financing available through Cherry
Plans from 0% APR — apply in minutes
What to Expect
Treatment Session
The scalp is cleansed and the target areas are mapped. Exosomes are applied using micro-needling or direct injection to maximize dermal penetration. The session takes approximately 45 to 60 minutes. Minor redness may be present for 12–24 hours.
Immediate Recovery
Mild scalp tenderness and redness resolve within 24 to 48 hours. Avoid washing hair for 24 hours after treatment. Resume normal activities immediately. No strenuous exercise for 48 hours.
Initial Response
Many patients notice reduced shedding within the first 4 to 6 weeks as growth factor signaling reaches follicle cells. The scalp may feel healthier and show improved texture.
Second Treatment
The second session in the series is administered at 4 to 6 weeks to build on the initial response. Each session adds to the cumulative regenerative effect.
Third Treatment & Early Regrowth
The third session is delivered. New fine hair growth may become visible in areas of thinning. Vellus hairs begin transitioning to terminal hairs.
Full Response Evaluation
A full assessment at 6 months documents density change with comparative photography. Maintenance session schedule is determined based on response. Combined medical therapy reinforces the result.
Frequently Asked Questions
What is the difference between exosomes and PRP?
PRP (platelet-rich plasma) concentrates your own growth factors by centrifuging a blood draw. Exosome therapy delivers a standardized, pharmaceutical-grade preparation with a much higher and more consistent concentration of bioactive molecules. Exosomes also contain microRNA and signaling proteins that PRP does not. Many patients benefit from combining both modalities.
Is exosome therapy FDA-approved for hair loss?
Exosome therapy is not yet FDA-approved specifically for hair loss indications — it is an emerging regenerative medicine application. The exosome preparations used at Crown Hair Institute are sourced from FDA-registered facilities with rigorous quality and sterility standards. Dr. Drummond reviews the current evidence base and its limitations in detail at consultation.
Who is a good candidate for exosome therapy?
Exosome therapy works best for patients with early to moderate hair thinning who still have viable — though miniaturized — follicles. It can also benefit post-transplant patients seeking accelerated graft survival and density. It is less effective in areas of complete follicle loss (smooth scalp), where transplantation is the appropriate intervention.
How many sessions are needed?
Most patients receive an initial series of 3 sessions spaced 4 to 6 weeks apart, followed by maintenance sessions every 6 to 12 months. Response varies between patients — some respond significantly after a single session, while others benefit most from the full series.
Can exosome therapy be combined with a hair transplant?
Yes. Exosome therapy is commonly administered during or immediately after a transplant procedure, applied directly to the recipient sites to support graft survival and accelerate growth. A session at 3 months post-transplant can also accelerate the early growth phase.
Is there any downtime after exosome treatment?
Minimal. Most patients return to normal daily activities immediately. The scalp may appear slightly red for 12 to 24 hours. Strenuous exercise and direct sun exposure should be avoided for 48 hours. Hair washing can resume the day after treatment.
Your transformation starts
with a conversation.
30 minutes with Dr. Drummond. A custom plan for your hair type and goals. No obligation, no pressure — backed by the Crown Promise.
No commitment required · Virtual consultations available
Send us a message.
Explore More
Related Procedures
Non-Surgical
Natural Injections (PRP)
Platelet-rich plasma therapy — a complementary approach that works synergistically with exosome treatments.
Learn MoreNon-Surgical
Medication
FDA-approved DHT blockers and minoxidil to combine with exosome therapy for a comprehensive non-surgical protocol.
Learn MoreSurgical
FUE Hair Transplant
Add exosome therapy to your transplant for improved graft survival and accelerated early growth.
Learn More