Digestive Advantage Probiotic Gummies Plus Fiber supports your overall digestive health in 2 ways. It contains Probiotic BC30, a unique, patented strain of probiotic bacteria that is surrounded by a protective layer of proteins that helps protect good bacteria from stomach acids so they arrive alive and well in your intestines where they’ll do the most good. In fact, laboratory studies show BC30 bacteria survive 10x better than other probiotics, including those found in most yogurt products. In addition, it contains prebiotic fiber works to fortify and stimulate the growth of beneficial bacteria found natural in your system.