The People's Republic of China publishes dietary guidelines without specifics for individual vitamins or minerals. The United Kingdom recommends 4 mg/day for adult men and 3 mg/day for adult women. The Japan National Institute of Health and Nutrition set adult AIs at 6.5 mg/day (females) and 7.0 mg/day (males), and 650–700 mg/day (females), and 750–900 mg/day (males) for upper limits (amounts depending on age). India recommends an adult intake of 7.5–10 mg/day and does not set an upper limit. The World Health Organization recommends that adults consume 10 mg/day.
the people's republic of china publishes dietary guidelines without specifics for individual vitamins or minerals the united kingdom recommends 4 mg/day for adult men and 3 mg/day for adult women the japan national institute of health and nutrition set adult ais at 65 mg/day (females) and 70 mg/day (males) and 650–700 mg/day (females) and 750–900 mg/day (males) for upper limits (amounts depending on age) india recommends an adult intake of 75–10 mg/day and does not set an upper limit the world health organization recommends that adults consume 10 mg/day