Rhonda Patrick at Orthomolecular Medicine Congress in Bussum, Netherlands (Keynote Oct. 3rd, 2015)
23:44primarily and it's also in the placenta and tea cells and this is where it takes tryptophan and converts it into28:17through the placenta so vitamin you can imagine if if a mom is deficient in vitamin D doesn't have enough vitamin D30:52serotonin in the gut also in the placenta so tryptophan not only gets














