Riboflavin, also known as vitamin B2, is a vitamin soluble in water that helps produce energy in every cell of the body. It is necessary for skin, hair, liver, heart, nerves, blood cells, lining of the digestive system and metabolism of fats, carbohydrates and proteins healthy. Since dairy products, liver, mushrooms, eggs, green leafy vegetables, legumes, fish, fortified bread and grain products contain riboflavin, regular American diet provides adequate amounts. Because excess amounts are discarded through the urine, there are very few known side effects, but the evidence shows that excessive amounts may cause effects.
Adverse cellular effects
According to Smart Publication analysis of nutritional studies, riboflavin has the ability to react with the light, which results in adverse cellular effects. In the article “Excess vitamin B2, riboflavin can be toxic, “Dr. Joseph Pizzorno speculated that exposure to sunlight and ultraviolet light for individuals with excessive intake of riboflavin can cause problems that regularly prevented. The combination of riboflavin and light is used by scientists to induce cataracts, liver dysfunction and mutations in animal studies, and according to Sigma-Aldrich, high levels of riboflavin in combination with light can promote accumulation of toxic hydrogen peroxide Photo adduction and riboflavin-tryptophan which damages the liver and cells. According to the Linus Pauling Institute at Oregon State University, studies in the culture cell indicate that excess riboflavin may increase the risk of breaks in DNA strip when chromium, a carcinogen, is present .
Effects resulting from tests
According to Drugs.com, certain drugs, such as alcohol, antidepressants and probenecid may interact with excess riboflavin is normally absorbed by the intestines and excreted from the body. During diagnostic tests, riboflavin phosphors can produce falsely elevated results or produce false positives for testing blood or urine.
Discoloration of urine
The most obvious universal effect of excess riboflavin is discoloration of urine. Large doses of riboflavin can cause a bright yellow-orange discoloration of urine. The Linus Pauling Institute at Oregon State University says it’s a harmless side effect and the color returns to normal when excess riboflavin system is removed, but according to Natural Reliefs, decor can affect the results of a urinalysis.
Reactions excess riboflavin
According to Nutritional Supplements Guide Health, toxicity is very difficult to do even at high levels of riboflavin. Both the nutritional guide as Natural Reliefs listed possible reactions to excessive overdose include skin reactions such as itching, numbness, burning sensations or anthill and sensitivity to sunlight.