(2022), the clinical trial with oral administration of FMT capsules in depressed irritable bowel syndrome (IBS) patients enhanced bacterial alpha diversity and increased the abundance of bacterial communities predominantly Bacteroides immitis and Bacteroides thicketi , as well as an attestation to significant improvement in depressive symptoms
Sleep improvement is typically the earliest noticeable benefit
References: Djillani A, Pietri M, Moreno S, Heurteaux C, Mazella J, Borsotto M
Crit Rev Clin Lab Sci 38(4):263355 Courtay C, Heisterkamp N, Siest G, Groffen J (1994) Expression of multiple gamma-glutamyltransferase genes in man
This article compares the three from a research perspective
The vitamins in a Myers Cocktail, especially Vitamin C and B12 , play a vital role in collagen production and cellular repair