About Vitelize

A new category: metabolic performance health.

We sit between medical care, metabolic health and performance — because losing weight well is a clinical problem, a training problem and a measurement problem all at once. Solving one without the others leaves results on the table.

Why we exist

A prescription is not a program.

The rise of GLP-1 medications changed what’s possible in weight loss. But most of the market treats these powerful medicines like a retail product — mailed to your door with no training, no measurement and no plan for what happens next.

Published research is clear that a meaningful share of the weight lost on medication alone can be muscle, and that much of the weight tends to return when treatment stops. Muscle is the metabolic engine that holds weight off. We built Vitelize to protect it — by coordinating medicine, metabolic measurement, nutrition and progressive resistance training into one pathway, run by one team, from one shared record.

High-protein nutrition and the Vitelize app

Lose the fat. Keep the muscle.

Medicine, measurement, nutrition and training — as one.

Solving one without the others leaves results on the table. We built Vitelize to protect the whole.

What we believe

Principles that shape the work.

Measure what matters

Scale weight hides the truth. We track fat mass and lean mass separately, because how you lose determines whether it lasts.

Real medicine, real oversight

Every therapy starts with a licensed clinician and is dispensed through a licensed U.S. pharmacy — never a checkout form.

Protect the muscle

Supervised resistance training and adequate protein aren’t add-ons. They’re how results become durable.

Coordinate, don’t fragment

Your clinician and your trainer work from one record. Nothing falls through the gap between medicine and fitness.

Say only what’s true

We cite research accurately, separate evidence from interpretation, and never promise outcomes we can’t stand behind.

Build for the long term

The goal isn’t a temporary drop on the scale. It’s a durable change you can maintain.

The team

Clinicians, operators and scientists.

Vitelize brings together the disciplines that weight loss usually keeps apart.

Dr. Micah Craig, M.D.

Dr. Micah Craig, M.D.

Medical Director

Board-certified in Internal Medicine with a Master’s in Biochemistry. Trained through an Internal Medicine residency in Denver — including frontline ICU work during the COVID-19 pandemic — with a practice focused on regenerative medicine, longevity science and peptide protocols. He owns Vitelize’s clinical governance.

Jon Cerf

Jon Cerf

Fitness & Nutrition Expert

Founder and CEO of Core Progression Elite Personal Training and a Baylor-trained exercise scientist. He built the supervised, results-driven training and nutrition model behind every Vitelize program.

Prof. Stuart Gray

Prof. Stuart Gray

Scientific Advisor

Professor of Muscle & Metabolic Health at the University of Glasgow, cited over 14,000 times. His research on resistance training and protein for preserving lean mass informs the model.

The promise

Lose the fat. Keep the muscle. Make it last.

That’s the whole idea — and everything we build serves it.

Want to learn more?

Talk to our team about the right program for you, or about partnering with Vitelize.