Please make appropriate changes as needed. NOAA Weather Radio (NWR) broadcasts NWS warnings, watches, forecasts and other hazard information 24 hours a day. NWR is the prime alerting and critical information delivery system of the NWS.
Intake Recommendations. Most women need 2,333 International Units, or 700 micrograms, of vitamin A each day, while men need 3,000 IU or 900 micrograms, according to the Linus Pauling Institute. Because vitamin A plays such an important role in a developing babyâs development, pregnant and breastfeeding mothers need more vitamin A -- 2,567 IU and 4,333 IU, respectively.
How much to get daily: 700 mcg (2,333 IU) Why you need it: Vitamin A refers to several compounds, including retinol, retinal and retinoic acid. Along with provitamins such as beta carotene, itâs important for vision, bone growth, reproduction and cell differentiation. It also helps regulate the immune system.