Decoding Gut-Brain Biomarkers and Developing a Minimally Intrusive Gut Microbiome Sampling: Enhancing Cognitive Well-being in Athletes

"The psychobiotic supplement consists of Bifidobacterium lactis CCT 7858 and Lactobacillus rhamnosus CCT 7863, at a final concentration of 1 x 10\^10 CFU/g (GABBIA® Biotechnology, Santa Catarina, Brazil).~The intervention will be administered once daily for 90 days, spanning the pre-season and start-season phases with an interval and restarting for 90 days until the end-season phase."

The placebo consists of maltodextrin. The intervention will be administered once daily for 90 days, spanning the pre-season and start-season phases with an interval and restarting for 90 days until the end-season phase.