The vitamin extremely important for brain and foods which have it

Vitamin B12 keeps your nervous system healthy. It helps your brain function properly. Low B12 causes tiredness, mood swings, and memory issues. Find B12 in eggs, fish, and dairy. Vegans should eat fortified foods or take supplements. Check your B12 levels if you have symptoms. Nourish your brain with enough Vitamin B12 for mental sharpness and energy.