Q

What are the primary sources of vitamin D for the body?

From 5 years of verified research · Vassili Sandqvist
A

The primary source of vitamin D is cutaneous synthesis through sun exposure, while dietary sources like fatty fish, eggs, and fortified foods contribute minimally to total vitamin D requirements in sun-exposed populations. For those with limited sun exposure, dietary intake becomes the sole source, which is often insufficient to maintain optimal levels.

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