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  1. News Release

  2. Aug 6, 2026
Low-Fat Vegan Diet Cuts Dietary Energy Density by Nearly a Third, Helping Explain Weight Loss, New Study Finds

A low-fat vegan diet lowers the energy density of the foods people eat by roughly 30%, allowing them to eat satisfying amounts of food while taking in fewer calories and losing weight—without deliberately restricting calories—according to new research published in JAMA Network Open.