How much vitamin D do you get from 1 hour in the sun? Another study found that 30 minutes of midday summer sun exposure in Oslo, Norway was equivalent to consuming 10,000–20,000 IU of vitamin D ( 8 ). The commonly recommended daily dose of vitamin D is 600 IU (15 mcg) ( 3 ).
How much vitamin D do you get from the sun in 10 minutes? In summer and spring, with 22% of uncovered skin, 1000 IU vitamin D doses are synthesized in 10-15 min of sun exposure for adults. Exposure durations between erythema risk and 1000 IU vitamin D production vary between 9 and 46 min.
How long do you have to be in the sun to absorb vitamin D? Your body really only needs 15 to 20 minutes of sunlight to absorb enough vitamin D, and that is all your body can absorb at one time. So, after that 15 minutes in the sun, your body starts to dispose of the extra vitamin D.
Is 15 minutes in the sun enough for vitamin D? The sun is our best natural source of vitamin D. Spending even a short time in the sun can provide the body with all of the vitamin D it needs for the day. According to the Vitamin D Council, this could be: 15 minutes for a person with light skin.