Abstract LB-249: Marine omega-3 fatty acid supplementation and risk of colorectal adenomas and serrated polyps: A randomized placebo-controlled trial

BACKGROUND Marine omega-3 fatty acid (MO3FA) has been suggested to protect against colorectal cancer. However, the chemopreventive effect of MO3FA on precursors of colorectal cancer remains unclear. METHODS We assessed the effect of MO3FA supplementation on risk of conventional adenomas and serrated polyps, the two distinct subtypes of precursors of colorectal cancer, within the VITamin D and OmegA-3 TriaL (VITAL), a randomized,...