As seen on
NPR
"I knew there was something wrong with me."
— Leo Perez · NPR with Pulitzer Prize-winning journalist Sacha Pfeiffer · December 2021
Regenerative Ecosystem · Non-Invasive · Drug-Free

Your Body
Already Knows
How to Heal.
We Give It
the Tools.

The world's most advanced regenerative platform — built by a former Division I athlete who spent 25 years testing every protocol on himself. No surgery. No prescriptions. No pharmaceuticals.

5
Regenerative Technologies
2
Biologic Therapies
1
Clinical OS Platform
25 Years of Self-Testing · Built For Those Who Demand More
Recovery, without the trade-offs.
The entire PureExos system is built on a single principle: nothing invasive, nothing you have to be prescribed. Our devices and biologics support your body's own recovery processes — so you can demand more from your recovery without relying on traditional pharmaceuticals.
Non-Invasive
No surgery, no cutting, no downtime. Every device works from the outside in.
No Prescription
Device protocols require no script. Biologics are accessed through a direct consult — never a pharmacy counter.
Drug-Free Signaling
No synthetic drugs. Just bio-electromagnetic and cellular signals that prompt your own repair response.
PureExos devices are FDA-cleared for general wellness purposes. Exosome protocols are physician-directed; peptide protocols are guided by our clinical team. Not intended to diagnose, treat, cure, or prevent any disease.
The PureExos Standard
Science. Precision.
Results That Last.
25 years of personal testing. Built for those who demand more.
LIMFA® — Used by elite European clubs.
10 Published Clinical Papers — LIMFA Italy University Research
100 Billion Exosomes Per Vial — Human Umbilical Cord MSC-Derived
As Seen on NPR — Written by Pulitzer Prize-winning journalist Sacha Pfeiffer · Leo Perez, Founder · December 2021
LIMFA® Bio-Electromagnetic Therapy — Authorized US Distributor
FDA Class II Cleared — Red Light Wellness · Made in St. Louis, MO
Real Madrid · S.S. Lazio · A.S. Roma · Manchester City · Italian National Team · Olimpia Milano — All Use LIMFA
cGMP-Compliant Sourcing — Human Umbilical Cord MSC-Derived Exosomes
LIMFA® — Used by elite European clubs.
10 Published Clinical Papers — LIMFA Italy University Research
100 Billion Exosomes Per Vial — Human Umbilical Cord MSC-Derived
As Seen on NPR — Written by Pulitzer Prize-winning journalist Sacha Pfeiffer · Leo Perez, Founder · December 2021
LIMFA® Bio-Electromagnetic Therapy — Authorized US Distributor
FDA Class II Cleared — Red Light Wellness · Made in St. Louis, MO
Real Madrid · S.S. Lazio · A.S. Roma · Manchester City · Italian National Team · Olimpia Milano — All Use LIMFA
cGMP-Compliant Sourcing — Human Umbilical Cord MSC-Derived Exosomes
⭐ Signature Device · Authorized US Distributor
LIMFA®
Bio-Electromagnetic
Therapy.
The most clinically validated bio-electromagnetic therapy system in the world. 29 patented sequences. 10 published university studies. Designed and manufactured in Italy by Eywa srl. PureExos is an authorized US distributor.
29
Patented Sequences
10
Clinical Papers
500+
Clinics Worldwide
15
Countries
6
Elite Teams
$59,500
Complete Unit · United States
Used by elite clubs and federations, per the manufacturer. Club names and links are provided for reference and do not imply endorsement of PureExos.
Recommended Protocol Stacks
Built From 25 Years
of Self-Testing.

Not theoretical combinations — these are the protocols Leo Perez tested personally and built a company around.

Recovery Stack
Red Light + LIMFA
Post-surgery, injury recovery, acute trauma support. Tissue comfort and cellular repair.
Performance Stack
Red Light + PEMF + Peptides*
Athletes, longevity, optimization, anti-aging protocols.
Deep Regeneration
LIMFA + Exosomes* + Red Light
Systemic, whole-body cellular support.
Cellular Reset
PEMF + Red Light
Entry protocol. General wellness, sleep quality, inflammation support.
Full Ecosystem
All Five + Biologics*
Comprehensive regeneration. The complete PureExos protocol.

* Biologics require a consultation. No referral needed — schedule directly with our clinical team.

PureEx-OS · iOS & Android
One platform.
Every screen of your recovery.
PureEx-OS runs the entire regenerative journey — for the patient following a protocol, the clinician directing it, and the clinic running it under their own name.
9:41PureEx-OS
This Week
Your protocol
LIMFA® SessionMon · Wed · Fri
On track
Red LightDaily · 15 min
MSC ExosomeTeam-directed
KLOUD PEMFEvenings
9:41PureEx-OS
Good morning, Leo
Recovery Score
82 · Strong
Up 6 from last week
62
ms
HRV
▲ 8
54
bpm
Rest HR
▼ 3
7.4
hrs
Sleep
▲ 0.5
Apple HealthSynced · 2 min ago
LIMFA® session · today2:00p · sequence 12
Next
9:41PureEx-OS
Progress
Trending up
Consistency
6 weeks active
Sessions loggedEvery week since week 1
Live session tracking
Start a device session and watch your protocol progress in real time.
Your whole stack
Every device and biologic your team designs, organized in one place.
Team, in your pocket
Message your clinical team, book consults, and prep — without a phone call.
Progress you can see
Watch your protocol unfold week over week, so it's easy to stay with.
1
Platform
Every
Device & Biologic
Your
Whole Team
The PureExos Clinical OS
A platform, not just an app.
PureEx-OS is the intelligence layer beneath every protocol — connecting your devices, biologics, wearables, and clinical team into one coordinated system that adapts over time.
Signals in
Sessions, wearables, and check-ins flow into one place — your whole picture, continuously.
Intelligence flags
PureEx-OS surfaces what's changed and what needs attention — patterns, not noise.
Your team decides
Your clinical team reviews, adjusts, and guides the protocol. Software informs; people direct.
Tied to your plan
Every step, connected.
Nothing in your protocol is generic. Each part links back to your plan and your team's direction — so you always know the why.
Prepare
Device sessions, sequenced
Your LIMFA, KLOUD, and Red Light sessions appear in the right order, at the right time — with live progress.
Repair
Consult-gated biologics
Biologic steps stay coordinated by your clinical team and surface only when your plan calls for them.
Maintain
Progress over time
Watch your protocol unfold week over week, with check-ins that keep the plan moving forward.
For Clinics & Practitioners
Offer it under your own practice.
PureEx-OS is built to run your patients' entire regenerative journey — and it can carry your practice's name. Coordinate devices, biologic protocols, scheduling, and follow-up in one platform your patients actually use.
Patient dashboards Protocol coordination Scheduling & follow-up Your brand
The Protocol Ecosystem
Five Technologies.
One Regenerative System.

Most brands sell you one thing. PureExos builds synergistic, multi-modal protocols compounding results at the cellular level.

02
Red Light Therapy
Full-body photobiomodulation. Up to 196 J/in² irradiance. Medical-grade. Four models from $34,995.
Device
03
Centropix PEMF
Pulsed electromagnetic frequency. Systemic recovery and cellular reset. Premium European engineering.
Device
04
MSC Exosomes
100B human umbilical cord MSC-derived signaling vesicles per vial. Isolated via a patented process in a cGMP-compliant facility. FDA Type II Master File (CBER) — not FDA approval. Physician-gated.
Biologics · Consult
05
Therapeutic Peptides
Precision peptide protocols for tissue repair, inflammation, and performance. Accessed via a consult with our clinical team.
Biologics · Consult
Leo Perez — Founder, PureExos
Built From Personal Necessity
"I wasn't looking to build a company.
I was looking for an answer."

Four years as a starting defensive tackle at Purdue University. The hits don't stop when the whistle does. By 1999, constant pain in both knees, shoulders, and back had become my baseline.

What started as a personal search turned into 25 years of testing every biologic, device, and protocol available — not in theory. On myself. I became the experiment.

Since beginning targeted MSC exosome protocols in February 2025, I experienced meaningful improvements in my overall physical comfort, mobility, sleep quality, and daily sense of well-being. That personal transformation is why PureExos exists.

Leo Perez
Founder, PureExos
As seen on
NPR
Leo's story — NPR, by Pulitzer Prize-winning journalist Sacha Pfeiffer · December 2021
Read the Full Story →
Patient & Practitioner Experiences
Real Results.
Real People.

PureExos protocols are built on science — and confirmed by the people who live them.

"The protocol Leo recommended changed the way I experience my body. After decades of chronic pain, I finally have my life back."
— M.R., Chicago IL
Former collegiate athlete · MSC Exosome Protocol
Verified PureExos Patient
"Adding LIMFA to our practice differentiated us immediately. Our patients feel the difference within the first session."
— Dr. A.S., Pain Management
Multi-location clinic · Chicago, IL
Verified PureExos Partner
"I was skeptical. Twenty-five years of pain management had made me that way. Three weeks in — I can only describe it as profound."
— T.K., Scottsdale AZ
Recovery Stack Protocol
Verified PureExos Patient
Share Your Experience →

Results not typical. Individual results may vary. Testimonials do not constitute medical advice.

Clinical Evidence
The Science Is
Not Optional.
LIMFA Italy
10+
Published clinical papers. Universities of Florence, La Sapienza, Verona, and Ancona. Studied across multiple clinical research areas at leading Italian universities.
Peer-reviewed university research · University of Florence, Applied Sciences 2022 — with strong results
Red Light Therapy
1st
Most patients report feeling results within the first session. Full-body red and near-infrared light that penetrates deep into tissue — activating the same cellular repair systems your body already uses to heal.
Four models from $34,995 · FDA Class II Cleared · Made in the USA
MSC Exosomes
100B
Human umbilical cord MSC-derived signaling vesicles per vial. Cell-free signaling vesicles. FDA Type II Master File (CBER) — not FDA approval. Isolated via a patented process in a cGMP-compliant facility.
Jing, He & Zheng — Translational Research 2018
Clinical Oversight
M.D.
Exosome protocols are developed and overseen by a licensed physician. Peptide protocols are guided by our clinical team. No referral required — schedule directly.
Direct consultation — no wait, no middleman
25+
Years Self-Testing
10+
LIMFA Clinical Studies
500+
Clinics · 15 Countries
100B
Exosomes Per Vial
6
Elite Sports Teams
Biologics Tier
Consultation-Required.
No Referral Needed.

MSC exosomes are accessed through a direct physician consultation. Precision peptides are accessed through a consult with our clinical team. No referral. No middleman.

cGMP Sourced
MSC Exosomes
100 billion human umbilical cord mesenchymal stem cell-derived signaling vesicles per vial. Isolated via a patented process in a cGMP-compliant facility. Cell-free. FDA Type II Master File (CBER) — not FDA approval.
Source & Provenance
Derived from human umbilical cord MSCs — the most potent and ethically sourced MSC origin. Isolated via a patented process in a cGMP-compliant facility. 100 billion vesicles per vial.
Therapeutic Peptides
Precision peptides are accessed through a direct consultation with one of our clinical team members. Protocols are formulated for tissue repair, inflammation modulation, recovery acceleration, and performance optimization. No referral, no wait.
Book a Consultation → No referral required. Direct access to our clinical team.
Educational information only. Not FDA-approved; no exosome product is FDA-approved. Not intended to diagnose, treat, cure, or prevent any disease. Consult-gated. Exosome protocols are developed and overseen by a licensed physician; peptide protocols are guided by our clinical team. Access is subject to medical eligibility. FDA Type II Master File (CBER). Individual results may vary. Not available in all states.
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Medical Disclaimer: PureExos devices are FDA-cleared for general wellness purposes only.
Exosomes are physician-directed and peptides are guided by our clinical team; not intended to diagnose, treat, cure, or prevent any disease.
Individual results may vary. Testimonials reflect personal experiences and do not constitute medical advice.
Exosome protocols are physician-directed; peptide protocols are guided by our clinical team.
FDA Type II Master File (CBER). Not available in all states. Consultation required for biologics access.
PureExos is an authorized US distributor for LIMFA®.
Medical Disclaimer: PureExos devices are FDA-cleared for general wellness purposes only.
Exosomes are physician-directed and peptides are guided by our clinical team; not intended to diagnose, treat, cure, or prevent any disease.
Individual results may vary. Testimonials reflect personal experiences and do not constitute medical advice.
Exosome protocols are physician-directed; peptide protocols are guided by our clinical team.
FDA Type II Master File (CBER). Not available in all states. Consultation required for biologics access.
PureExos is an authorized US distributor for LIMFA®.