The Organic Pharmacy Holy Basil B Complex is a unique blend of Organic Holy Basil (standardised for 3.6% of natural Niacin), Guava and Lemon extract supplying 100% natural Vitamin B1, B2, B3, B5, B6, B9 as well as natural phytochemicals. The major benefit of Holy Basil is its ability to calm and support the adrenal glands and an over-stretched nervous system. It helps the body’s own system to adapt to its environment.