Sienna Miller's go-to vitamin C serum is an award-winning beauty staple that she relies on give skin a healthy-looking glow - it also brightens dark spots, evens out skin tone and intensely hydrates.

Luckily, Sienna's beauty routine has been shared in ... hyperpigmentation and skin tone for a more even, radiant and rejuvenated complexion. This is a great product if you're looking for an ...

But also because so many shades were offered all at once, and because the collection was balanced with substantial options for every skin tone from fair to deep. Another detail: The darker shades ...