GI condition	Studied products	Third-party tested products	Comments
Colic	—	Jarrow Formulas Baby's Jarro-Dophilus plus FOS Nature's Way Primadophilus Reuteri	—
Diarrhea after taking antibiotics	Align	Garden of Life Raw Probiotics Ultimate Care	Broad-spectrum (containing many different kinds) combination products likely to have the most benefit
	Bio-K+	Now Foods Probiotic-10
	Culturelle	Renew Life Ultimate Flora
	DanActive	Sedona Labs iFlora Multi-Probiotics
	Florastor		Consider a minimum of 10 billion colony-forming units per day of each organism
	HOWARU Restore
	MIYAIRI 588
	VSL#3
Diarrhea from Clostridium difficile	Align	Garden of Life Raw Probiotics Ultimate Care	—
	Culturelle	Now Foods Probiotic-10
	DanActive	Renew Life Ultimate Flora
	Florastor	Sedona Labs iFlora Multi-Probiotics
	MIYAIRI 588
	VSL#3
Helicobacter pylori infection	Bacid	Garden of Life Raw Probiotics Ultimate Care	Used with antibiotics
	Culturelle	Now Foods Probiotic-10
	Lactinex	Renew Life Ultimate Flora
		Sedona Labs iFlora Multi-Probiotics
Hepatic encephalopathy	Align	Garden of Life Raw Probiotics Ultimate Care	—
	Mutaflor	Now Foods Probiotic-10
	VSL#3	Renew Life Ultimate Flora
		Sedona Labs iFlora Multi-Probiotics
Irritable bowel syndrome	Activia	Garden of Life Raw Probiotics Ultimate Care	—
	Align	Now Foods Probiotic-10
	Bacid	Renew Life Ultimate Flora
	Culturelle	Sedona Labs iFlora Multi-Probiotics
	USANA
	VSL#3
	YoPlus
Necrotizing enterocolitis	Bacid	Florastor Kids	Products containing a variety of bifidobacteria species are most beneficial
	Culturelle	Nature's Answer Probiotics for Kids
	Florajen
	Florastor
Ulcerative colitis	Activia	Garden of Life Raw Probiotics Ultimate Care	VSL#3 and similar high-dose multispecies products with several bifidobacteria species are preferred
	Align	Now Foods Probiotic-10
	Bacid	Renew Life Ultimate Flora
	Culturelle	Sedona Labs iFlora Multi-Probiotics
	Mutaflor
	VSL#3