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In case you're new around here (oh hello! Love the hair), you must know that there's one thing we love doing here at Mamamia: Having a big ol' perve into other people's beauty routines. We froth over it. Can't get enough of it.
Cause when it comes to the beauty game, it can be tricky to know what's *really* worth your money and what's just a big load of hype and fairy dust.
Watch: Psst! Oi! Over here! Wanna take a peek inside Leigh Campbell's beauty bag? Course you do... Post continues below.
So, we hit up the experts.
We had a chat with the glowing skin wizards in our You Beauty Collective, and asked them to share the one 'holy grail' product that has changed their skin for the better.
And, you guys - they did! They really did.
So, it would be rude of us not to share... right?