Lactospey® Sachet is a probiotic which contain Saccharomyces boulardii, a strain which has been internationally acclaimed as a well-researched and unique microorganism, and has been safely used for the last 50 years. Lactospey® Sachet works by reducing the excessive secretion of water and electrolytes in gut. Saccharomyces boulardii, a friendly yeast is more robust to environmental stressors than more common bacterial live cultures, and shows strong resistance to heat, humidity and stomach acidity levels.