RAPID DARK SPOT CORRECTING SERUM 1.0OZ. Benefits: Visibly brightens skin and reduces dark spots in 2 weeks*. Exfoliates dull skin to smooth and boost skincare benefits. Helps prevent future dark spots for a brighter, more even-toned complexion. For all skin types and tones. Key Ingredients: Patented Resorcinol Technology: exclusive to Murad, visibly improves dark spots + uneven tone.. Tranexamic Acid: helps revive dull, uneven-toned skin and prevent new dark spots.. Glycolic Acid: exfoliates dull skin to brighten and improve texture. Research Results: In 2 weeks:. 84% showed a reduction in the look of dark spots*. 91% saw brighter skin**. 94% saw smoother skin**. *Clinically proven results via instrumental measurement of areas with dark spots. With Murad regimen.. **Proven results reported by trial participants in a 4-week clinical study, with Murad regimen..