You’ll learn how to put together the formula that saved Spencer’s marriage, as well an aphrodisiac that can be taken half an hour before going to bed to create an unforgettable night together. Spencer Fields includes a recipe for a shake that improves libido and information on how to look and feel more masculine. Premature ejaculation is another serious problem affecting men. The good news is that Spencer and his Nitro Ultra-Maxx has a solution for that too. There are three moves you can do in the bedroom to really spice things up for her and improve your own sexual stamina.