Sunday Riley C.E.O. 15% Vitamin C Brightening Serum – THD Ascorbate Radiance Booster

The Sunday Riley C.E.O. 15% Vitamin C Brightening Serum is a powerful, fast‑acting radiance booster formulated with 15% THD Ascorbate, an ultra‑stable, oil‑soluble form of Vitamin C known for its exceptional brightening and firming benefits. This serum helps visibly reduce dark spots, dullness, uneven tone, and signs of environmental stress while boosting skin bounce and luminosity.

Infused with phytosterols to calm redness and support the skin barrier, this silky, lightweight formula absorbs quickly and layers beautifully under moisturizers and sunscreen. Perfect for all skin types — especially those seeking a brighter, smoother, more even complexion.

A must‑have for glow lovers, Vitamin C fans, and anyone targeting hyperpigmentation or dullness.