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Vegan Diet, Greenhouse Gas Emissions, and Cumulative Energy Demand

JAMA Network Open 10.1001/jamanetworkopen.2025.43871

November 17, 2025 at 11:00 AM EST

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This secondary analysis of a randomized clinical trial examined the environmental effect of adopting a low-fat vegan diet on greenhouse gas emissions and cumulative energy demand.

Corresponding Author: Hana Kahleova, MD, PhD, Physicians Committee for Responsible Medicine, 5100 Wisconsin Ave NW, Ste 400, Washington, DC 20016 (hana.kahleova@gmail.com).

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