Is it safe to take 3000 IU of vitamin D3 daily?
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4 min read
According to the National Institutes of Health (NIH), the tolerable upper intake level (UL) for vitamin D for adults is 4,000 IU per day, with many experts considering daily doses between 1,000 to 4,000 IU to be safe for most healthy individuals. A daily intake of 3000 IU of vitamin D3 therefore falls within this generally accepted safe range, but individual needs and health conditions are crucial considerations for determining the right dose for you.