riboflavin is one of the 13 essential vitamins for human body. As a member of vitamin B group, it is slightly soluble in water, soluble in sodium chloride solution and easily soluble in dilute sodium hydroxide solution. After many people eat riboflavin, they will find that the urine is yellow when they go to the toilet. This is a normal phenomenon after taking medicine. Don't be nervous. Riboflavin will intervene in carbohydrates, albumen, nucleic acid and so on to improve the manipulation rate of albumen and then promote people's development; Secondly, it can intervene in the development and metabolism of cells, which is an essential nutrient for the structural metabolism and repair of the human body; Finally, it can not only strengthen the liver function, regulate the excretion of adrenaline, but also protect the skin, hair follicle mucosa and sebaceous glands. The human body needs a lot of vitamins, and vitamins are essential for the human body. Here, everyone may have a misunderstanding, which will make the human body need a lot of vitamins, so it will consume a lot of vitamins. Vitamins are also a kind of medicine. You must know your dosage when taking medicine. You can't eat blindly. Everyone's dosage is different, so you must know your dosage before taking medicine. Excessive intake may cause itching, numbness, nosebleeds, burning sensation, tingling and other similar symptoms. If vitamin B2 is critically ill, it may cause some diseases such as albinism, glossitis, seborrheic dermatitis of nose and face. Red eyes and cornea, congestion, etc. In fact, not all people need the same intake every day. Pregnant women and children should reduce their intake of riboflavin, also known as vitamin b2. The function of riboflavin is to improve the utilization rate of protein, promote growth and development, and maintain the integrity of skin and cell membrane. It has the function of protecting skin, hair follicle mucosa and sebaceous glands.