The ESPEN Guidelines for the use of Pn in the ICU are now online. Click on “Guidelines” under the section “Quick Links” on this webpage and read the manuscript prepared by a panel of experts. As always, your comments will be highly appreciated. Send your referenced comments and criticisms to the Coordinator of the ESPEN PN Guidelines project, dott. Federico Bozzetti (dottfb@tin.it). They will be carefully considered by the panel of experts and eventually included in the final draft of the Guidelines. The deadline for sending your comments is December 31, 2008.