Don’t try to take a shortcut in the morning by skipping breakfast. Studies have linked breakfast to improved short-term memory and attention. Students who eat breakfast perform better than those who don’t. So start the morning with a healthy breakfast. But don’t eat too much. A high-calorie breakfast may hinder concentration.
https://ipsnews.net/business/2021/12/15/neurodrine-reviews-supports-healthy-brain-memory-function/