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Curious Kids: how does the Sun help your body make vitamin D? – The Conversation AU

A light invisible to humans makes chemicals in our skin very excited. In fact, the chemicals become so excited they change shape and become vitamin D.

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How does the Sun help your body make vitamin D? Wesley, aged 7
Thanks for this great question, Wesley.
Vitamin D is created when the chemicals in our skin react to an invisible type of light from the Sun.
In Australia, most of our vitamin D is made in our skin, but we can can also get a little bit of vitamin D from some of the food we eat like fish, eggs and mushrooms.
Read more:
Curious Kids: what does the Sun’s core look like?
Its important we have vitamin D in our body as it helps to …

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