Diminish the look of dullness with the Peter Thomas Roth Potent-C Brightening Vitamin C Moisturiser, a potent formula powered by 10% THD ascorbate vitamin C. The advanced form of vitamin C protects against dark spots and uneven tone, visibly brightening and unifying the complexion. A blend of vitamin E and ferulic acid lends antioxidant benefits, while a Superfood Complex defends from environmental aggressors for more radiant skin. Plus, added hyaluronic acid and hydrolysed collagen reduce the look of fine lines, delivering up to 24 hours of bouncy, skin-plumping moisture.