Industry-Funded Sugar Study: Don’t Trust Other Sugar Studies

Two opposing papers in Annals of Internal Medicine battle over dietary guidelines on sugar.

Written byJoshua A. Krisch
| 2 min read

Register for free to listen to this article
Listen with Speechify
0:00
2:00
Share

PIXABAY, HUMUSAKDietary guidelines that recommend reductions in sugar intake are inconsistent and based on poor evidence, according to a study funded in part by the sugar industry, which was published in Annals of Internal Medicine this week (December 20). An accompanying editorial disputes this conclusion and notes the study authors’ financial ties to the International Life Sciences Institute, an organization funded by The Coca-Cola Company and other industry titans.

“This study suggests that placing limits on ‘junk food’ is based on ‘junk science,’” Dean Schillinger and Cristin Kearns of the University of California, San Francisco, wrote in the editorial. “Similar claims were made by the tobacco industry in its attempt to discredit evidence on the harms of tobacco.”

The industry-funded study reviewed nine sugar guidelines released over the course of two decades, including the World Health Organization’s recently updated recommendations. The study’s authors reported evidence to suggest that the guidelines are inconsistent—as they often call for different levels of sugar consumption—and based on shaky data. “Overall, I would say the guidelines are not trustworthy,” coauthor Bradley Johnston, an epidemiologist at the Hospital for Sick Children in Toronto told NPR’s The Salt. “What’s happening is ...

Interested in reading more?

Become a Member of

The Scientist Logo
Receive full access to more than 35 years of archives, as well as TS Digest, digital editions of The Scientist, feature stories, and much more!
Already a member? Login Here

Related Topics

Meet the Author

Share
Illustration of a developing fetus surrounded by a clear fluid with a subtle yellow tinge, representing amniotic fluid.
January 2026, Issue 1

What Is the Amniotic Fluid Composed of?

The liquid world of fetal development provides a rich source of nutrition and protection tailored to meet the needs of the growing fetus.

View this Issue
Skip the Wait for Protein Stability Data with Aunty

Skip the Wait for Protein Stability Data with Aunty

Unchained Labs
Graphic of three DNA helices in various colors

An Automated DNA-to-Data Framework for Production-Scale Sequencing

illumina
Exploring Cellular Organization with Spatial Proteomics

Exploring Cellular Organization with Spatial Proteomics

Abstract illustration of spheres with multiple layers, representing endoderm, ectoderm, and mesoderm derived organoids

Organoid Origins and How to Grow Them

Thermo Fisher Logo

Products

Brandtech Logo

BRANDTECH Scientific Introduces the Transferpette® pro Micropipette: A New Twist on Comfort and Control

Biotium Logo

Biotium Launches GlycoLiner™ Cell Surface Glycoprotein Labeling Kits for Rapid and Selective Cell Surface Imaging

Colorful abstract spiral dot pattern on a black background

Thermo Scientific X and S Series General Purpose Centrifuges

Thermo Fisher Logo
Abstract background with red and blue laser lights

VANTAstar Flexible microplate reader with simplified workflows

BMG LABTECH