 And if your insurance is not paying for it, then just start on Vital D3 5,000 a day. You won't be in trouble. Trust me. All right. We also heard from Diana. She wrote in that Rescue PM is a great product. I always have a great night of sleep when I take this product. No after effects when I wake up. It's my go-to product for sleep. So, Doc, how does Rescue PM work to promote better sleep, and what are its key active ingredients?