Probiotics for Adults. Intestiflora® is a probiotic nutritional supplement which assists in the promotion of healthy intestinal flora and helps to maintain healthy digestive function of the entire digestive tract. Intestiflora was chosen the Top Choice Probiotic by Health Shops in a SA J of Natural Medicine’s survey in 2010. Alleviates a range of symptoms associated with: • Diarrhoea • Antibiotic therapy • Candida albicans overgrowth • Food allergies • Irritable bowel syndrome • Spastic colon • Inflammatory bowel diseases • Constipation • Lactose intolerance.