- 一般的に知られていること
- Riboflavin (vitamin B2) is a water-soluble vitamin the body uses in energy metabolism and to help other B vitamins do their work; milk, eggs, almonds, and lean meats are common sources.
- 摂取が少ないとき
- Low riboflavin intake is commonly discussed in relation to cracks at the corners of the mouth, a sore throat, and a swollen tongue.
- 摂取が多いとき
- Riboflavin from food and supplements has not been shown to cause harm, and no upper intake level has been set; high amounts can turn urine bright yellow.