Green tea plantation

Luigi Gratton

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 Herbalife Independent Members who then guide and support their customers to achieve their goals and live their best lives.

Global experts

Luigi Gratton-image

Luigi Gratton

M.D., MPH – Vice President, Office of Health and Wellness
Chair, Herbalife Nutrition Advisory Board

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Susan Bowerman-image

Susan Bowerman

M.S., R.D., CSSD, CSOWM, FAND – Senior Director, Worldwide Nutrition Education and Training
Chair, Herbalife Dietetic Advisory Board and Outer Nutrition Advisory Board

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John Heiss-image

John Heiss

Ph.D. – Vice President, Global Product Innovation
Member, Herbalife Nutrition Advisory Board

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David Heber-image

David Heber

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

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Rocio Medina Badiano-image

Rocio Medina Badiano

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

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Gary Small-image

Gary Small

M.D. – Member, Herbalife Nutrition Advisory Board

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Chin-Kun Wang-image

Chin-Kun Wang

Ph.D. – Member, Nutrition Advisory Board

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Masashi Miyashita-image

Masashi Miyashita

Ph.D. – Member, Nutrition Advisory Board

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Rimbawan-image

Rimbawan

Ph.D. – Member, Nutrition Advisory Board

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Zhen-Yu Chen-image

Zhen-Yu Chen

Ph.D. – Member, Nutrition Advisory Board

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