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Sun creams advice guides

5 articles
It's important to stay protected in the sun. Find out more about how sun creams work and how we test them to make sure they're effective.

SPF, UVA, UVB: sun creams explained

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What do UVA and UVB mean in sun creams? How do sun creams work? And how much do you need to apply? All your questions answered.
1 October 2020

Once a day sun creams

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An appealing product, but do they really work? Find out why Which? doesn't recommend relying on once-a-day sun creams.
1 October 2020

Vitamin D deficiency and sun creams

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Find out why vitamin D is important and how to be sure you're getting enough while still staying safe in the sun.
1 October 2020

Baby and child sun creams

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We answer key questions about how to keep your baby or child’s delicate skin safe this summer
22 March 2021

How we test sun creams

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Find out how we uncover which sun creams you should avoid – and which are worthy of our Best Buy accolade.
1 October 2020