How much vitiman b2 is needed daily?

The recommended daily allowance of vitamin B2 (riboflavin) varies by age, sex, and life stage. For most adult men, it is about 1.3 mg per day, while adult women need about 1.1 mg per day. Pregnant and breastfeeding women have higher requirements, typically around 1.4 mg and 1.6 mg per day, respectively. It's important to obtain sufficient amounts through a balanced diet that includes dairy products, eggs, lean meats, and green leafy vegetables.