Bananas: Eating one medium-sized banana in the morning can provide 0.4 mg of vitamin B6, totaling 25% of the daily value.

Vitamin B6 is an essential nutrient that greatly contributes to several body functions such as brain growth, immune system operation, and the breakdown of proteins, carbohydrates, and fats.

B6 helps maintain normal levels of the amino acid ... The Recommended Dietary Allowance for men and women aged 14 and older ...