It's a small book. I hope those who need it will read it. This book provides knowledge about lactic acid bacteria to maintain immune balance. - Title: "Immune Lactic Acid Bacteria" for Maintaining Normal Immune Balance - Author: Kazuyoshi Yazawa - Publisher: Heart Publishing - Series: Furusato Bunko Pocket size, 48 pages "Immune Lactic Acid Bacteria" for maintaining normal immune balance—Extending "healthy lifespan" by preventing cancer and improving lifestyle-related diseases, the strongest "BRM [Immune Activation] food" to extend healthy lifespan: A book explaining the effects of health foods What are the benefits of immune lactic acid bacteria? It prevents cancer and has the effect of suppressing its growth. It improves hypercholesterolemia. It suppresses the rise in blood pressure and protects the heart. [Atopy, Rheumatism, White blood cells, Supplements]