The numbers
don't lie.
What actually happens to the human body when you spend five days eating whole foods — measured by blood tests, blood pressure cuffs, and clinical scales.
Average retreat outcomes · 632 in-person participants · independently analyzed
Every marker.
Every number.
Three independent datasets. Reviewed by unaffiliated academic researchers. All results measured within a 5–9 day window. No medication changes. No surgical interventions.
918 total participants · in-person retreat (n=632) + self-directed home program (n=286) · all data independently reviewed by unaffiliated academic researchers
| Marker | Baseline | Post-Program | Change | P-Value |
|---|---|---|---|---|
| LDL Cholesterol (mg/dL) | 107.7 | 95.3 | −12.4 | <0.001 |
| Total Cholesterol (mg/dL) | 188.8 | 166.8 | −22.0 | <0.001 |
| Triglycerides (mg/dL) | 123.0 | 109.6 | −20.4 | <0.001 |
| HDL Cholesterol (mg/dL) | 55.3 | 49.8 | −5.6 † | <0.001 |
| Fasting Blood Glucose (mg/dL) | 101.3 | 97.4 | −3.9 | <0.001 |
| Systolic Blood Pressure (mmHg) | 127.2 | 119.5 | −7.6 | <0.001 |
| Diastolic Blood Pressure (mmHg) | 79.9 | 75.0 | −4.9 | <0.001 |
| Body Weight (lbs) | 189.5 | 186.2 | −3.3 | <0.001 |
† See HDL note above. Combined dataset represents the broadest and most statistically powered analysis.
Why it works:
the mechanism
Three decades of research explain why these numbers move — and why they move this fast.
Arterial inflammation drops rapidly
The endothelial cells lining every artery produce nitric oxide — the compound that keeps vessel walls smooth and flexible. Dietary fat and animal protein impair nitric oxide production. Remove those inputs and endothelial function begins recovering within days, not months.
Source: Research on endothelial function and nitric oxide production, referenced in Esselstyn et al.
LDL falls because its source is removed
Dietary cholesterol and saturated fat are the primary inputs for LDL production. Whole foods contain no dietary cholesterol and minimal saturated fat. The liver adjusts rapidly — LDL production drops within 24–48 hours of dietary change, with measurable blood levels reflecting that change within days.
Source: Biochemistry of LDL synthesis and dietary fat metabolism.
Blood pressure responds to reduced sodium and increased potassium
Whole foods are naturally low in sodium and high in potassium — the ideal ratio for vascular relaxation. Our 9.4-point average drop in 5–6 days is consistent with DASH trial evidence and Esselstyn clinical experience.
Source: DASH trial literature; Esselstyn, Journal of Family Practice, 2014.
Blood glucose stabilizes as insulin sensitivity improves
Dietary fat is a primary driver of insulin resistance — it competes with glucose at the cellular receptor level. Reduce dietary fat, improve insulin sensitivity. Fasting blood glucose responds within the same 5–9 day window.
Source: Insulin resistance and dietary fat literature; PLANTSTRONG program data (n=918).
Though current medical and surgical treatments manage coronary artery disease, they do little to prevent or stop it. Nutritional intervention, as shown in our study and others, has halted and even reversed Coronary Artery Disease.
Dr. Caldwell Esselstyn Jr.
reversed heart disease
The most significant body of evidence behind the PlantSTRONG program comes from decades of clinical work by Dr. Caldwell Esselstyn Jr. at the Cleveland Clinic — beginning in a time when the medical establishment considered coronary artery disease irreversible.
His original 12-year study took patients who had collectively experienced 49 coronary events and placed them on a whole-food protocol. The results were so striking that they were initially met with skepticism. After 12 years, the data was unambiguous.
A second, larger study tracked 198 patients for four years. Among those who maintained the protocol, the cardiac event rate was effectively zero. Among those who reverted to their prior diet: nearly two-thirds suffered another major cardiac event.
This is not lifestyle improvement. This is disease reversal — documented in peer-reviewed literature, replicated across multiple cohorts, and confirmed in our own independently verified dataset of 918 participants.
"No amount of drugs or patch-up plumbing jobs — bypass operations, stents, angioplasty — can address the underlying cause of heart disease. You fix one blockage, and three more appear next month. What if there was a second option? One with a near 100% success rate at stopping and reversing heart disease."— Rip Esselstyn, Engine 2 Seven-Day Rescue
What happened to real people
in the real world
In a community pilot conducted with Plant-Based Cleveland, 58 ordinary participants — teachers, firefighters, lawyers, the mayor and his wife — followed a whole-food program for 7 days. Biometrics were measured before and after by clinical staff.
7 days. No medication changes.
Pre-diabetic range at baseline. No medication changes.
Among the highest BP responses in the cohort.
Pilot data from a community-based 7-day program conducted with Plant-Based Cleveland, 2015. 58 participants. Community sample: teachers, lawyers, firefighters, school principals, business owners, and the mayor of the city. Avg age 51. 64% female. Results documented in Rip Esselstyn's Engine 2 Seven-Day Rescue.
What the data looks like
in real lives
My doctor prescribed the Esselstyn eating plan and I found PLANTSTRONG through that. I have some blockage in my coronary artery. I came back the following year because what I learned here changed how I think about every meal.
Taking Dr. E's classes changed the way I think about heart health. My blood work scared me. I did what he said and my numbers did what he said they would. I went plant-based and the results were amazing.
I was told by my doctor I either needed to start a statin or go on a plant-based food plan. I came to the retreat and found something I could actually sustain — and a community that made me feel less alone in it.
Your numbers could
look like this.
The data is real. The results are repeatable. Every one of our retreats measures biometrics on arrival and departure — and the outcomes are consistent across all cohorts, all years, all locations.
All results shown are averages from independently analyzed clinical data. Individual results vary. Not a substitute for medical advice — consult your physician before making dietary changes.