Probiotics for Depression in Cancer Patients

Dietary Supplement: A four probiotic regime, containing Lactobacillus rhamnosus, Bifidobacterium animalis subsp. lactis, Bifidobacterium breve, and Bifidobacterium longum at a concentration of 1, 000,000,000 CFU.

The placebo regime, containing powdered glucose polymer, will be identical in packaging, appearance, consistency, and solubility in drinking water, thus making it impossible to recognize which are placebo and which the therapeutic formulation. Both will be identically standardized by the same pharmaceutical company \[Uni-Pharma, Greece\].