Toners, Tonics & Facial Mists: Do They Hydrate or Dehydrate the Skin?

Facial Mists For decades I’ve noticed women would frequently use hydrating mists on their face, most commonly on planes or at the office especially when the heater has been cranked up high. I’ve always wondered about this, “does the product truly hydrate the skin? If so then why do they have a tendency to spray…