Sunday Riley Lactic Acid Treatment $60

Originally $85, this Sunday Riley Good Genes All-In-One Lactic Acid Treatment in the 1oz size drops to $59.50 at Macy's. This beats the next best price by $4, but most stores have it for $75-$85. Use this treatment to treat hyperpigmentation and signs of aging while exfoliating the skin. The other size options are also 30% off. Shipping is free.