Dull skin? Brighten up babe! Our Olay Regenerist Vitamin C + AHA 24 face serum delivers clearly brighter skin in just 1 day & visibly more even skin tone and texture in 14 days. And we didn't stop there - the Vitamin C serum also hydrates skin instantly for 24 hours! What's not to love about bright skin and even skin tone? Citrus-scented silky and lightweight our serum formula melts into your skin without blocking the pores. Our formula with powerful ingredients like Vitamin C AHA and Niacinamide can reduce dull skin like dead skin cells and improve the look of uneven tone to let your inner radiance come through. Use our Olay's brightening Vitamin C face serum both morning & night followed by a good SPF in the daytime to protect your newfound glow. This serum is dermatologist-tested and made without dyes. It's only the best for you you brilliant thing.