1, Winard NMN middle-aged people's physical function will also decline with the increase of age. It is not so simple to have a quick erection and aphrodisiac. If you take some drugs for rapid erection at will, it will easily affect your health. It is recommended to take Winard NMN for conditioning. This product can not only improve sleep and kidney function, but also delay aging and restore the body's function. It is a good health care product for middle-aged and elderly people. 2. Haigou Pill The main components of Haigou Pill are ginseng, yam, poria cocos, epimedium, cinnamon and other traditional Chinese medicines, all of which have a good effect of tonifying yang and kidney. Taking Haigou Pill for middle-aged and elderly people can play a role in tonifying kidney and strengthening yang, resisting fatigue, improving physical strength and energy.