The color life of modified atmosphere packaged fresh red meat is extended by contacting the fresh red meat with an extract of a Labiatae herb prior to packaging the meat. The keyboard may be used with a variety of mobile devices such as PDAs, cellular phones, and tablet PCs, through various interfaces such as an IR, USB, or Bluetooth\u2122 interface. These preparations possess potent pharmacological activity for inhibiting malaria and mosquito-borne diseases.