Fitore Nutrition Team

Science Is Our Core Value

We a Denver-based company that aims to radically transform human health through clinically validated supplements. Fitore Nutrition has partnered with one of the leaders in stem cell science and stem cell technology—Vitro Biopharma to help us fulfill that mission.

Tanner Haas

Tanner Haas

Tanner Haas is the Founder and CEO of Fitore Nutrition and is also the author of three books. He founded Fitore in 2019 after dropping out of M.I.T. with a goal to radically transform human health. 


Nathan Haas

Nathan Haas is the Co-Founder and Chief Financial Officer of Fitore Nutrition and is a graduate of Miami University (OH) with a degree in Economics. His previous work experience is in investment banking, search engine optimization (SEO), and developing blockchain technology. 

Nathan Haas

Dr. Jack Zamora

Dr. Jack Zamora MD

Jack Zamora is the Chief Medical Advisor of Fitore Nutrition, a pioneer in plasma treatments and stem cell technology, the founder of InfiniViveMd, and is also the newly appointed Chief Executive Officer (CEO) of Vitro Biopharma—an industry leading stem cell technology company. 


Dr. Herb Parris

Herbert Parris, MD is a Medical Advisor for Fitore Nutrition, and is a 1987 graduate of the University of Colorado School of Medicine. He was residency-trained at St. Francis Hospital in Wilmington, DE and went on to complete his fellowship training in Sports Medicine at Kaiser Permanente Medical Group/S.P.O.R.T Clinic in Fontana, CA. After 9 years of practice, Dr. Parris went on to be a Vice President and Medical Director at two major health plan companies.

Dr. Herbert Parris

Russell Arthur Rogers

Russell Arthur Rogers

Russell Rogers, MA, MBA, MILR, MPH, is Chief Strategy and Innovation Officer for Fitore Nutrition and an alumnus of Cornell, Harvard, MIT, Stanford, Yale and Berkeley. He is a former member of the US Army Special Operations community and a trained combat medic. Russell advises the US military on digital transformation and innovation, and he sits on the advisory board of some of the largest global companies. He is passionate about health, fitness, safety and sustainability.


Zoe Kane

Zoe helps ensure Fitore maintains an amazing relationship with the media, our customers, and our suppliers. 

Zoe Kane

Elizabeth Lombritto

Elizabeth Lombritto

Lizzy is in charge of the customer experience here at Fitore Nutrition and is also a patient coordinator at Jack Zamora MD Cosmetic Surgery & Aesthetics. 


Julian Leon

Julian is in charge of product design and is also the practice leader and surgical cordinator at Zamora MD Cosmetic Surgery & Aesthetics. 

Julian Leon

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