Alzheimer’s disease is the leading cause of dementia, accounting for60 to 80% of all dementia cases.

And researchers have their eye on vitamin D levels as a potential indicator.

Here’s what you should probably know.

Molly Knudsen, M.S., RDN

But sufficiency isn’t necessarily good enough.

But your choices are quite limited.

To maintain optimal vitamin D levels, a higher dose of 5,000 IU daily may be needed.

Man taking a supplement with water looking out window

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