Beauty Trends

Skin-Care Ingredients That Should Not Mix | Expert Tips

Instead, Robinson and Chan recommend relegating benzoyl peroxide to your morning routine and retinol to your nighttime one. Neutrogena’s Stubborn Acne + Marks line makes this easy to remember.  Benzoyl peroxide (or BPO, as Robinson calls it) pairs well with a prescription-grade ingredient called topical clindamycin, which “works synergistically with BPO to combat acne-causing bacteria,”…