University of Surrey study links early sugar exposure to adult anxiety

A study conducted by researchers at the University of Surrey suggests that sugar exposure during a child's first 1,000 days may pose long-term risks to mental health. Published in the journal Translational Psychiatry, the research analyzed health data from over 46,000 individuals born in the United Kingdom during and after the sugar rationing period of World War II.

The findings indicate that controlled sugar intake from the fetal stage through age two may help reduce the risk of anxiety disorders in adulthood. Conversely, women who consumed unrestricted amounts of sugar in early childhood showed an increased risk of developing anxiety as adults. The study also noted that early dietary patterns influence food preferences later in life, with those exposed to rationing being less inclined to consume sugar as adults.

Using MRI scans on approximately 6,000 participants, researchers identified differences in gray matter volume and notable variations in 11 brain regions, including the cerebellum, which plays a key role in mental health. Researchers concluded that early nutrition has a lasting impact on mental well-being and suggested that future studies should incorporate genetic factors to better understand these connections.