Sorry, they go by "Quantum Nutrition Labs" now. (Formerly "Premier Research Labs.")
(Dr. Bob Marshall)
It occasionally goes on special, i.e. on sale. To save a little money you can check this page: Healthline.cc/products/specials
The "specials" last several days b/c they are announced on the radio show but the show doesn't air live in every market, sometimes tape-delayed by a day or more.