Robert H. Lustig, MD, MSL

Professor of Pediatrics

UCSF Division of Endocrinology

Robert H. Lustig, MD, MSL, is a professor of pediatrics in the UCSF Division of Endocrinology, a member of the Institute for Health Policy Studies and director of the UCSF Weight Assessment for Teen and Child Health (WATCH) Program. Dr. Lustig is a neuroendocrinologist, with basic and clinical training relative to hypothalamic development, anatomy and function. He previously worked at St. Jude Children’s Research Hospital in Memphis, TN, where his work with obese children and adults led him to explore the specific role of fructose as a mediator of both chronic disease and continued caloric consumption. His 90-minute UCTV lecture, titled Sugar: The Bitter Truth, has garnered more 5 million views on YouTube.


Recent Blog:

A Condiment, Not a Diet Staple



A sugar that we eat. Also called fruit sugar. Most fructose comes in sucrose (table sugar, cane sugar, beet sugar), or from high-fructose corn syrup.

SugarScience Glossary
Meet the Scientists

SugarScience Facts

Too much fructose in added sugar can damage your liver just like too much alcohol.

SugarScience Facts

Growing scientific evidence shows that too much added sugar, over time, is linked to diabetes, heart disease and liver disease.

SugarScience Facts

Today, 31% of American adults and 13% of kids suffer from non-alcoholic fatty liver disease (NAFLD).

Healthy Beverage Initiative

Learn more about how organizations are
eliminating the sale of sugar sweetened beverages.

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