By Dr. Cris Andrade · Founder, Dr. Cris Studio | 455 Madison Avenue, Spa Level, NY 10022
I have a phone call I make regularly usually around three to four weeks after a patient’s first exosome hair therapy session. It follows a pattern I recognize immediately: a voice that’s trying to stay calm, and a sentence that begins with “I think something might be wrong.”
The concern is always the same. They’re shedding more hair than usual. And since they came in specifically because they were worried about thinning, this feels like the worst possible outcome.
It isn’t. In my practice, I’ve come to think of that phone call as a reassuring sign. Here’s exactly what the biology says is happening in your scalp and why shedding after exosome therapy is often evidence the treatment is working.
The Hair Cycle: Why Shedding and Growing Are the Same Process
To understand why exosome therapy can trigger temporary shedding, you first need to understand how hair actually grows. It doesn’t grow continuously it grows in distinct phases, and those phases are sequential and involuntary.
Anagen is the active growth phase. Each strand in anagen is being actively produced by its follicle, and this phase lasts two to seven years depending on genetics, nutrition, and scalp health. Roughly 85–90% of your hair is in anagen at any given moment.
Catagen is a brief two-week transitional phase where the follicle signals the strand to stop growing and detaches from its blood supply.
Telogen is the resting phase. The strand sits inside the follicle for approximately three months before it’s released shed to make room for the new anagen strand already forming beneath it.
What this means: every hair that sheds naturally was in telogen. Shedding is not loss. It’s the final step before new growth begins.
What Exosomes Do to Dormant Follicles
Exosomes are extracellular vesicles the signaling packages that cells use to communicate. When we inject exosome-rich solution directly into the scalp, those vesicles deliver growth factors, peptides, and RNA instructions that are absorbed by follicle cells.
The primary mechanism relevant to shedding is this: exosomes signal dormant or weakened follicles to shift out of telogen and re-enter anagen. That’s the therapeutic goal we want follicles that have stalled in extended rest to begin actively growing again.
But here’s the detail that explains the concerned phone calls. A follicle cannot begin a new anagen cycle while a telogen strand is still sitting inside it. Before new growth can emerge, the old strand must be released.
Exosomes can accelerate and synchronize this transition across multiple follicles simultaneously. When treatment stimulates several follicles at once to begin a new cycle, they shed their telogen strands within the same window producing a concentrated burst of shedding that wouldn’t have been as noticeable if the reset had happened gradually over months.
I call this a telogen reset: the follicle isn’t failing. It’s clearing space for what comes next.
The Timeline I See in My Practice
This is a realistic, phase-by-phase picture based on patients I treat at Dr. Cris Studio.
Weeks 1–4: The scalp is absorbing exosome signals. Some patients notice mild shedding that feels like “slightly more than usual.” Others notice nothing at all. Both are normal.
Weeks 3–8: This is the window where shedding is most noticeable, if it’s going to happen. The telogen reset is occurring old strands releasing as follicles begin new anagen cycles. For patients with more advanced dormancy, this phase can feel alarming. I want you to know before it happens that it shouldn’t be.
Months 2–3: Shedding resolves. Early signs of new growth begin usually fine, shorter strands that weren’t present before, often first visible at the hairline or temples.
Months 3–6: This is when most patients see the meaningful change in density. Hair shafts come in thicker because the follicle is producing them from a healthier growth phase. Volume returns noticeably.
Month 6+: Continued improvement, particularly for patients completing the 3-session protocol. Results tend to compound with each treatment.
One important note: not every patient experiences visible shedding. If you don’t, this doesn’t mean the treatment isn’t working. It may mean your follicles were in early telogen rather than deep dormancy, or that shedding happened gradually enough to go unnoticed. Absence of the shedding phase is not absence of response.
Who Is Most Likely to Notice It
Patients with more advanced or longer-standing thinning tend to experience a more pronounced shedding window. This makes biological sense: if follicles have been sitting in extended telogen, more of them may be primed to reset simultaneously.
Patients who come in proactively early-stage thinning, preventive approach often experience such mild shedding they don’t mention it at follow-up.
What I watch for: if a patient is still shedding heavily past the eight-week mark without any emerging signs of new growth, that warrants a closer look. We reassess the protocol and rule out contributing factors — iron deficiency, thyroid imbalance, chronic stress — that can counteract treatment response regardless of how well the exosomes did their job.
What to Do (and Not Do) During the Shedding Phase
Do photograph your hairline and part width before your first session. The shedding phase is disorienting without a baseline. Images from before treatment make it possible to objectively compare and to see the improvement that follows once new growth comes in.
Don’t panic-buy new supplements or switch products mid-protocol. The follicles are doing exactly what we asked them to do. Introducing variables mid-cycle makes it harder to evaluate the treatment’s true response.
Do reach out if shedding feels excessive or extends past eight weeks without any new strands appearing. I build space for these conversations between sessions.
Don’t stop treatment after the first session because of the shedding window. This is the most common mistake I see discontinuing precisely when the results phase is about to begin.
How We Approach Exosome Hair Therapy at Dr. Cris Studio
Every patient starts with a scalp assessment to establish a baseline. I look at hair density, scalp health, and the pattern of thinning to understand whether we’re working with telogen dormancy, androgenetic follicular miniaturization, or a diffuse stress response each responds differently and informs how we structure the protocol.
The standard protocol is three sessions, spaced four to eight weeks apart. The interval is intentional: each treatment compounds on the last, and the time between sessions allows follicles to progress through their cycle before the next round of signals arrives.
If you’re considering starting, book a consultation here. You can also review the 3-session exosome hair therapy package or single-session option available at the studio.
Frequently Asked Questions
Is hair shedding after exosome therapy normal?
Yes. Temporary shedding within the first four to eight weeks is a recognized phase of exosome hair therapy. It occurs because treatment signals resting follicles to begin new growth cycles and before new growth can emerge, the existing telogen strand sheds. This is typically a sign follicles are responding.
How long does the shedding phase last after exosome hair treatment?
For most patients, the visible shedding window lasts two to six weeks. In patients with more advanced or long-standing thinning, it can extend to eight weeks. Shedding that continues beyond two months without any signs of new growth is worth discussing at a follow-up.
Will I see results if I don’t experience shedding?
Yes. Not every patient has a noticeable shedding phase. Absence of visible shedding does not mean the treatment isn’t working it often means follicles were in earlier telogen stages, or the reset occurred gradually enough to be imperceptible.
When will I see new hair growth after exosome therapy?
Most patients notice fine new growth beginning around months two to three. Meaningful density improvements are typically visible by months four to six. The full 3-session protocol generally produces the most sustained, compounding results.
Can I do anything to minimize shedding during exosome hair therapy?
There’s not much to do and trying to suppress the process isn’t recommended. The shedding is a biological step, not a side effect to counteract. Maintaining consistent scalp care, avoiding harsh heat, and supporting overall health through sleep, iron levels, and adequate protein creates the best environment for the growth phase that follows.
How many exosome hair therapy sessions do I need?
The standard protocol at Dr. Cris Studio is three sessions, spaced four to eight weeks apart. Some patients with mild or early-stage thinning maintain results with a single session followed by periodic retreatments. This is determined individually during your initial assessment.
Dr. Cris Andrade · Founder, Dr. Cris Studio | 455 Madison Avenue, Spa Level, NY 10022 | 212-347-4708 | drcrisstudio.com