Welcome to Bio-Strath, producer of natural food supplements based on the valuable and unique Strath herbal yeast. There is an increasing need for ?gentle? but effective products and an ever greater demand for these to be natural. We firmly believe that the Strath products meet these requirements perfectly. Our family business can rely on its enthusiastic and committed staff to produce top-quality products day in, day out. Natural raw materials, gentle processing to meet the latest standards using the most up-to-date procedures, and compliance with strict production guidelines all come together to form the basis for this.