The biggest mistake about vitamin D. Almost everyone is wrong.

It's called the "sunshine vitamin," it's associated with sunny days, and yet… that's often where everything hinges. As soon as summer arrives, many of us put away our supplements and think we're covered by the sun's rays. A reassuring habit, but not always accurate. Because in reality, the biggest mistake regarding vitamin D is believing that summer sun exposure alone is enough.

Why vitamin D is so valuable on a daily basis

Vitamin D plays a role in many essential bodily functions. It contributes to the proper functioning of bones, muscles, and the immune system, and helps to create an overall feeling of vitality. The problem is that diet alone generally doesn't meet our needs. Unless you consume certain specific foods very regularly, your intake remains limited.

This is why the body relies primarily on cutaneous synthesis, triggered by direct sun exposure. On paper, it all seems simple… but the reality is more nuanced.

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