Post-Acne Spot Lightening Gel fades discoloration and dark spots that linger after breakouts have healed. Willow bark and tea tree leaf extract help purify skin as AHAs exfoliate to restore clarity and balance tone. Post-Acne Spot Lightening Gel is recommended as a Step 2 treatment to fade acne spots as part of Dr. Murad’s Inclusive Health system of care. Dermatologist developed. Tested on people, not animals. Formulated without parabens and phthalates.