Vitamin B6 is involved in the synthesis of brain chemicals (neurotransmitters) which can support positive mood and behaviour. Why use Quest Vitamin B6? Essential for the generation of energy from carbohydrate stores in liver and muscle and from protein Required for the synthesis of serotonin, the \"feel good” neurotransmitter Has a regulatory role in the activity of steroid hormones Has a role in the management of blood homocysteine levels Use to support female health during periods of hormone fluctuation Benefits of Quest Vitamin B6 Yeast free Suitable for vegetarians and vegans