BioGaia® Protectis contains the clinically trialled strain, Lactobacillus reuteri DSM 17938, sourced from human origin. This probiotic supports the health and function of the gastrointestinal tract and immune system. PLEASE NOTE; You must be registered with us to purchase this item. The correct prices will not be displayed until you have registered and logged in. We manually approve registrations. The products from BioGaia featured in this category are strictly for prescribing by qualified health practitioners to their customers. The products are known as "practitioner only" and can only be purchased by our customers who are registered and have approval. If you are already registered please simply go ahead and login to access the products at the normal retail prices. If this is your first visit to our site please take a moment to register and we will be in touch regards your approval to purchase these powerful products.