Bacteria are - lumpsome micro organisms, which can be both inside and outside the human body. And in its infection, many diseases occur in the body. However, all types of bacteria are not harmful to us. However, many bacteria are beneficial for us and they increase the immunity of the body. Generally, these bacteria or probiotics play an important role in upholding the functioning of respiratory system, digestive tract and urinary tract. In 1888, German scientist E. F. Friedrich discovered that bacterial extract contains special type of antibacterial material. Bacillus Piosanius, a special type of material called piosanasez, is released from bacteria, which can prevent the growth of other bacteria. Afterwards, it has been made effective in treating the human body with appropriate antibiotics.