Optimizing Brain Chemistry Using Petite Fleur Essences by Judy GriffinPh.D. For the past 30 years, She have been using Petite Fleur Essences in clinics and hospitals to enhance immunity. While working with bone marrow and stem cell patients, she realized the need to also optimize and balance the four master neurotransmitters in the brain. In fact, optimizing … Continue reading FLOWER ESSENCES AND NEUROTRANSMITTERS BY DRS.JUDY GRIFFIN