B6 is important for the metabolism of amino acids, regulation of many hormones and the synthesis of neurotransmitters such as serotonin, dopamine and Gaba and many other functions. It is found in dark leafy vegetables, meat, salmon, oranges & potatoes but can be lost when food is heated, or excessive alcohol intake can increase the risk of a deficiency.
In a recent study it has been found that ‘Vitamin B6 supplementation reduced self-reported anxiety and induced a trend towards reduced depression’
https://onlinelibrary.wiley.com/doi/10.1002/hup.2852
Magnesium is another important mineral for our mental health, promoting mental relaxation is one of its functions along with many more including the activation of Vitamin D. Clinical Research has shown both magnesium and vitamin B6 have a complementary effect on stress levels. Good sources of magnesium include leafy greens, berries, avocado, seeds and nuts. Eating too many processed foods can cause a magnesium deficiency.
https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0208454
There are many different types of magnesium, so it is always wise to have a biokinesiology session to determine the right vitamins and minerals for you.