Our experts

Our doctors, trainers, dietitians and advisory board members include more than 300 internationally recognized experts and key opinion leaders. With specializations in nutrition, fitness and public health, they guide research that drives product innovation. They educate and train our Distributors who then guide and support their customers to achieve their goals and live their best lives.

Global experts

Kent Bradley-image
Kent Bradley

M.D., MBA, MPH – Chief Health and Nutrition Officer

Kristy Appelhans-image
Kristy Appelhans

NMD, MSRA – Vice President, Global Consumer Safety

Susan Bowerman-image
Susan Bowerman

M.S., R.D., CSSD, CSOWM, FAND – Senior Director, Worldwide Nutrition Education and Training

Vice Chair of the Dietetic Advisory Board

Laura Chacon-Garbato-image
Laura Chacon-Garbato

LME – Director, Worldwide Nutrition Education and Training

Chairwoman of the Outer Nutrition Advisory Board

Samantha Clayton-image
Samantha Clayton

OLY, ISSA-CPT – Vice President, Sports Performance and Fitness Education

Vice Chair, Fitness Advisory Board

Luigi Gratton-image
Luigi Gratton

M.D., MPH – Vice President, Training

Chairman of the Nutrition Advisory Board

David Heber-image
David Heber

M.D., Ph.D., FACP, FASN – Chairman, Herbalife Nutrition Institute

John Heiss-image
John Heiss

Ph.D. – Vice President, Product Innovation

Member, Nutrition Advisory Board


Louis Ignarro-image
Louis Ignarro

Ph.D. – Member, Nutrition Advisory Board

Rocio Medina Badiano-image
Rocio Medina Badiano

M.D. – Cochairperson and Member, Nutrition Advisory Board

Michelle Ricker-image
Michelle Ricker

RDN – Director, Worldwide Health Education and Training

Chair of the Dietetic Advisory Board

Dana Ryan-image
Dana Ryan

Ph.D., MA, MBA – Director, Sports Performance, Nutrition and Education

Chair of the Fitness Advisory Board

Gary Small-image
Gary Small

M.D. – Member, Nutrition Advisory Board

Zhen-Yu Chen-image
Zhen-Yu Chen

Ph.D. – Member, Nutrition Advisory Board

Masashi Miyashita-image
Masashi Miyashita

Ph.D. – Member, Nutrition Advisory Board

BumJo Oh-image
BumJo Oh

M.D. – Member, Nutrition Advisory Board

Korakod Panich-image
Korakod Panich

M.D.  Member, Nutrition Advisory Board


Ph.D. – Member, Nutrition Advisory Board

Chin-Kun Wang-image
Chin-Kun Wang

Ph.D. – Member, Nutrition Advisory Board