What is the cause? I was watching a movie & I felt my right pinky toe become numb. I thought it was from the way I was laying but when I started to move my toe to get it to get numb nothing was happening no tingle nothing. I turned the light on & noticed my picky toe was yellow &cold.
Vitamin B6 deficiency: Vitamin B6 helps change harmful homocysteine into glutathione - a key antioxidant needed by your brain cells. Vitamin B6 deficiency can reduce your concentration, attention, and contribute to memory loss.
B Vitamins and Serotonin. Getting B vitamins from your diet helps maintain healthy serotonin levels. Vitamins B-1, B-3, B-6 and B-9 all help convert tryptophan, an amino acid you get from protein in your diet, into functional serotonin, explains the Franklin Institute. A deficiency in any of these vitamins can hinder serotonin production, reducing the overall levels of the chemical within your brain.