One of those royal essentials happens to be the RMS Luminizer that Amazon shoppers say ‘exceeds expectations.' The Duchess-approved highlighter is miraculously still in stock, but we don't know ...

So what product did she use to achieve the glow? Pieroni revealed to us that her team relied on the cult RMS Magic Luminizer, £36, a cream highlighter with a blend of pearlescent pink and neutral ...

But now, it's all ready and waiting to be devoured! One item that the mother-of-two swears by is this multi-use cream Luminizer by RMS Beauty, $34 / £39. Formulated with coconut oil and beeswax ...

Meghan's go-to is the £39 luminizer from RMS Beauty, which is currently available in various shades at Space NK. This skin-line highlighter offers a natural, radiant finish and also boasts ...