Table 3.

Overview of possible psychobiotic effects of some species.

Probiotic or Mix	Effect
Lactiplantibacillus plantarum	Alleviation of cognitive symptoms in stressed adults. Improvement of cognitive performance.
Lacticaseibacillus rhamnosus	Reduction in anxiety and sleep disturbance. Reduction in the incidence of postpartum depression.
Bifidobacterium breve	Improvement in the HADS and PANSS score.
Lacticaseibacillus rhamnosus + Bifidobacterium animalis	Reduction in active antibodies against C. albicans (reduction in psychotic symptoms in schizophrenic patients).
Lactobacillus helveticus + Bifidobacterium longum	Improved BDI score.
Bifidobacterium longum	Reduction in cortisol production and stress in healthy adults.
Winclove’s Ecologic® Barrier	Reduction in the risk of developing depression.