Table 1.

Some bacterial strains used as commercial probiotic cultures for which there is published peer-reviewed clinical evidence of probiotic effect.

Strain	Company	Rotaviral diarrhea	Antibiotic-associated diarrhea	Protection against Clostridium difficile	Travelers´ diarrhea	Other acute bacterial diarrhea	Lactose intolerance	Atopic ezcema and food allergy	Cholesterol lowering	Chronic constipation	Irritable bowel syndrome	Protection against Helicobacter pylori	Immune response modulation
Lactobacillus rhamnosus GG	Valio	•	•		•	•	•	•				•	•
Lactobacillus paracasei Shirota	Yakult		•			•	•			•			•
Bifidobacterium animalis BB12	Ch. Hansen	•	•	•	•	•	•			•			•
Lactobacillus reuterii	BioGaia	•				•			•
Lactobacillus johnsonii La1	Nestle						•			•		•	•
Lactobacillus acidophilus La5*	Ch. Hansen		•		•	•	•			•
Bifidobacterium longum BB536	Morinaga		•			•				•			•
Bifidobacterium breve	Yakult	•				•
Lactobacillus acidophilus NFCM	Rhodia	•				•	•
Lactobacillus plantarum 299v	ProViva					•					•
Lactobacillus casei DN-114.001	Danone	•		•									•
Bifidobacterium lactis DR10	Danisco	•				•							•

^*Data for this strain uncertain, as it was usually co-administered with B. lactis BB12