Apply one to two pumps after mist, smoothing over the face, neck, and décolletage, then let it absorb before SPF. Jennifer calls this her Glow in a Bottle on the current JLo Beauty routine page, and Vogue shows her using it as the glow step before moisturizer.
Allure also notes that she treats this as a morning and night staple, but the newest official AM routine keeps it in the daytime brightening slot.