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Arizona Nutritionist

From Rejection… to Hollywood…
to a Life of Purpose.

"This isn't just what I do… it's who I had to become."

From a chubby kid in Austria… to a Hollywood fitness model… to becoming a longevity expert helping thousands reclaim their health.

My Journey Didn’t Start in a Gym. It Started With Rejection.

I was 12 years old. Overweight. Insecure. My classmates found a note I wrote to a girl I liked and read it out loud. She looked at me and said:

That moment changed everything. What started as humiliation became obsession.

For over 25 years I’ve studied fat loss, muscle, nutrition, performance, and longevity. From Austria… to Hollywood… to coaching clients across the country.

I didn’t just transform my body. I built a system to help others transform theirs.

Age 12 · Austria

Rejection

The moment that changed everything — and the start of his transformation, studying nutrition & fitness.

Age 17 · Wake-Up Call

His Grandmother's Stroke

The moment aging became personal — and the beginning of his lifelong focus on longevity.

Age 23 · Los Angeles

Moved to LA

Left Austria to study and build a new life in the U.S.

Age 26 · Hollywood

Acting & Fitness Modeling

Stepped into the entertainment and fitness modeling world.

Age 30 · Back to School

Functional Nutrition & Master Trainer

Returned to school to formally study nutrition science and movement.

Age 35 · Entrepreneur

Launched Two Companies

Opened his personal training company and co-founded BioCorp, a supplement company.

Age 39 · Arizona

Founded Arizona Nutritionist

Brought his functional nutrition practice to Phoenix & Scottsdale.

Age 45 · Expansion

Founded My Longevity Fitness

Built a dedicated brand around longevity-focused training.

Age 48 · Today

Author. Educator. Speaker.

Teaching longevity and educating the public on nutrition as a speaker and author.

My Story Video

From Chubby Kid to Longevity Hero — My Full Story

Hollywood · Fitness · Nutrition · 25+ Years of Purpose · 18 min

Credentials & Expertise

25+ Years of Proven Expertise

Certified Functional Nutrition Practitioner

Root-cause approach to weight, energy, and cellular health.

Master Personal Trainer

25+ years coaching elite clients in Phoenix & Scottsdale.

Longevity & Anti-Aging Expert

NMN, Spermidine, CA-AKG, autophagy, methylation protocols.

Certified Health Coach

Behavioral change, habit formation, sustainable results.

2X Published Author

#1 Amazon Bestsellers

America’s Food Pandemic — The Hidden Crisis

Category: Food Science & Nutrition

Learn the truth about America’s broken food system.

How ultra-processed food and a broken food system are fueling the chronic disease pandemic in America. GMOs, seed oils, hidden additives — and how to fight back.

From Chubby Kid to Longevity Hero

Category: Longevity & Aging

Learn how to live a GREAT LONG LIFE.

Childhood pain into purpose. David’s personal transformation story — from overweight and insecure in Austria to Hollywood fitness model to longevity expert. A blueprint for anyone ready to reclaim their health.

This Isn't Just What I Do… It's Who I Became.

Ready to Take Control of Your Health?

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