Subject, this black technology refers to the three-layer crystal ball wrapping technology, which wraps the real "live" probiotics with three-layer anti-gastric acid crystal ball to resist the corrosion of gastric acid and supplement it to the intestine. Especially "live bacteria". Only the "live bacteria" that reach the intestine can be effective, but generally speaking, a large part of probiotics may be degraded in the stomach, so it will not work, and this technology is to ensure the release of probiotics in the intestine. For a more detailed theory, you can go to Baidu to learn about it ~