Vitamin B1 is a thiamine, also known as an anti-neuroinflammatory. Vitamin B1 can promote the metabolism of sugars and fats in the body. Vitamin B1 mainly exists in the form of salt, and thiamine hydrochloride is more commonly used. It has the following effects: 1. Maintain normal sugar metabolism. In clinical practice, it is often used to prevent and control foot fungus caused by the lack of VB1, but also used in neuritis, dyspepsia and other diseases of adjuvant therapy; 2. Inhibit the activity of cholinesterase. Lack of thiamine hydrochloride cholinesterase activity is enhanced, acetylcholine hydrolysis is accelerated, resulting in impaired nerve impulse conduction, affecting gastrointestinal and cardiac function.