Phillips Colon Health Probiotic & Fiber Supplement. Expiration date: March, 2012. This probiotic supplement replenishes good bacteria to promote overall digestive health, helps naturally promote regularity and supports a healthy immune system. Take as directed to help defend against occasional constipation, diarrhea, gas and bloating. Helps defend against occasional constipation, diarrhea, gas and bloating. Dissolves into many beverages. 30 doses per box. 3.5 oz box.