OptiBac Probiotics For travelling abroad is an expert combination of live cultures, including L. acidophilus Rosell-52, B. longum Rosell-175, as well as the internationally acclaimed and extensively researched yeast strain Saccharomyces boulardii. This shelf stable, suitcase ready formula has been tested and proven to pass through stomach acidity to reach the gut alive. These robust strains of live cultures are extensively researched to help support digestive health whilst abroad.

Clinical Research on probiotics and travelling abroad


OptiBac Probiotics 'For travelling abroad' contains species which are thought to support health in the event of traveller's diarrhoea. Note that the clinical trials listed below have mainly, but not all, been carried out on the species found in 'For travelling abroad'. Additionally, Saccharomyces boulardii is one of the specific strains found in our product.

The image below demonstrates the understood mechanisms of action of OptiBac Probiotics 'For travelling abroad'

McFarland, L. V. (2007) Meta-analysis of probiotics for the prevention of traveller’s diarrhoea. Travel Medicine and Infectious Disease. Vol. 5, Issue 2, pp. 97 – 105

Gibson, G.R. & Wang, X. (1994) Regulatory Effects of Bifidobacteria on the growth of other colonic bacteria. The Journal of Applied Bacteriology. Oct;77(4):412-20.

Kollaritsch, H. H. et al (1993) Prevention of traveller’s diarrhoea: Comparison of different non-antibiotic preparations. Results of a placebo-controlled double-blind study; Fortschr Med; Vol. 111 pp. 152-156

Kirchhelle, A. et al. (1996) Treatment of persistent diarrhoea with Saccharomyces Boulardii in returning travellers. Results of a prospective study; Fortschr Med; Vol. 114 (11) pp. 136-140

Wallace, T. D. et al (2003). Interactions of Lactic Acid Bacteria with Human Intestinal Epithelial Cells: Effects on Cytokine Production. Journal of Food Protection. Vol. 66 Iss. 3 pp. 466 – 472

Hilton, E. et al (1997) Efficacy of Lactobacillus rhamnosus (GG) as a Diarrheal Preventive in Travelers. Journal of Travel Medicine 4 (1), 41–43

Teitelbaum, J. E. (2005) Probiotics and the Treatment of Infectious Diarrhea. The Pediatric Infectious Disease Journal 24:3, 267

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