![The secret symbol that tells you when your sun cream really expires - and it might surprise you | The Sun The secret symbol that tells you when your sun cream really expires - and it might surprise you | The Sun](https://www.thesun.co.uk/wp-content/uploads/2018/05/dd-composite-sunscreen4.jpg)
The secret symbol that tells you when your sun cream really expires - and it might surprise you | The Sun
Are sunscreens additive? For example, if my moisturizer has SPF 15, my concealer has SPF 30, and my powder has SPF 15, does that mean I have a total SPF coverage of
![The secret symbol that tells you when your sun cream really expires - and it might surprise you | The Sun The secret symbol that tells you when your sun cream really expires - and it might surprise you | The Sun](https://www.thesun.co.uk/wp-content/uploads/2018/06/SM-COMP-SUN2.jpg)