Vitamin B1

Vitamin B1 is also known as thiamine or antineuritis. A B vitamin composed of a pyrimidine ring and a thiazole ring. It is white crystal or crystalline powder; it has weak special odor, bitter taste, and hygroscopicity. When exposed to air, it easily absorbs moisture. Easy to decompose and deteriorate in alkaline solution. When pH is 3.5, it can withstand high temperature of 100 degrees Celsius. When pH is more than 5, it is easy to fail. In case of light and heat, the valence drops. Therefore, it should be stored in a shady and cool place, and should not be stored for a long time. Very stable in acidic solution, unstable in alkaline solution, easy to be damaged by oxidation and heat. Vitamin B1 is mainly found in the outer skin and germ of seeds, such as rice bran and bran, and it is also very rich in yeast. Lean meat, cabbage and celery are also abundant. Vitamin B1 currently used is a chemically synthesized product. In the body, vitamin B1 participates in the catabolism of sugar in the form of coenzyme, which has a protective effect on the nervous system; it can also promote gastrointestinal motility and increase appetite. Vitamin B1 deficiency can cause a variety of neuroinflammation, such as beriberi. Polyneuritis caused by vitamin B1 deficiency, the patient's peripheral nerve endings have inflammation and degeneration, and are accompanied by symptoms such as numbness of the limbs, muscle atrophy, heart failure, and lower limb edema. In the 18th to 19th centuries, beriberi was widespread in China, Japan, and especially in Southeast Asia. At that time, hundreds of thousands of people died of beriberi each year. Ancient Chinese medical books have long been documented for the treatment of beriberi. Chinese famous doctor Sun Simiao has been known to treat beriberi with cereal skin. In modern medicine, vitamin B1 preparations have significant effects in treating beriberi and various neuroinflammation.

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