Blackmores Probiotics + Kids Daily Sachet X 30 is a multi-action formula specifically formulated for kids, containing four clinically trialled probiotic strains providing 12.5 billion good bacteria, plus a prebiotic and vitamins C and D3. It helps maintain kid's digestive and immune health. Formulated based on scientific evidence. It doesn't need to be kept in the fridge; a specialised formulation process and packaging technology help prevent moisture from harming the good bacteria, helping to keep them alive. This ensures the probiotics reach your digestive system where they work.