Nuzest Protein Probiotics Rich Chocolate is a protein smoothie for microbiome support. Protein Probiotics has a base of European Golden Pea protein fortified with 1 billion CFU shelf-stable probiotics in the form of Bacillus coagulans. We’ve added to this prebiotic fibre to provide fuel to help keep the intestinal flora fed and happy. The perfect protein smoothie mix to support the microbiome.