Compared with individuals who consumed sugar-based glucose beverages, people who drank liquids containing fructose exhibited a weaker connection between the hypothalamus, thalamus and striatum, brain scans taken by researchers revealed.
Stacked next to brain scans of individuals who consumed glucose, the results showed a clear divergence in areas of the brain regulating appetite and reward processing.
Though the study is small — only 20 volunteers underwent scans — it is the first scientific literature to directly link fructose consumption to obesity-causing behaviors.
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