A study of more than 2,000 older adults found that those with the least vitamin C in their blood had measurably less gray matter and weaker connections in the brain network tied to memory and attention
Neuroscience · · 7 min read

A study of more than 2,000 older adults found that those with the least vitamin C in their blood had measurably less gray matter and weaker connections in the brain network tied to memory and attention

Vitamin C is one of the most widely consumed supplements in the world, and most people take it for reasons that have nothing to do with the brain. It is…

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Thursday, July 2, 2026 Published today: 1 articles
Scientists may have found the brain’s attention switch and it instantly produced ADHD-like symptoms when turned off

Scientists may have found the brain’s attention switch and it instantly produced ADHD-like symptoms when turned off

The standard explanation for how attention works in the human brain has been, for decades, a story about the prefrontal cortex. This region, located at the front of the brain…

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