Andrew Huberman· PhD
Most people need between two to 4,000 international units of vitamin D3.
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The evidence is convergent. Multiple independent sources reach the same conclusion, the underlying mechanism is well-characterized, and even the field's most cautious voices treat it as worth doing.
Most people need between two to 4,000 international units of vitamin D3.
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Doctors recommend all adults should take a daily supplement containing 400 - 4000 international units (IU [10 micrograms]) of vitamin D throughout the year, including in the winter months.
I think you should get out in the sun a little bit if you can't get out in the sun then I think you should take a vitamin D supplement how much it'll depend on you two thousand three thousand four thousand IUS per day
I don't get sun and take 4,000 IU per day.