Blackmores Probiotics+ 10 Billion 30s is an effective dose of probiotic with multi-strain for better gut health. Contains 4 clinically trialed probiotic strains providing 10 billion good bacteria, plus a prebiotic, to promote a good intestinal environment, healthy digestive and gastrointestinal immune functions. Who Should Use It? • If you want to restore digestive balance following the use of antibiotics • If you have constipation, ie: bowel movements that are infrequent or hard to pass • If you often feel bloated • If you want to maintain a healthy immune system •If you have a poor diet with lack of fruits and vegetables.