Pork, beef, poultry and poultry skins contain large amounts of lipids. The Cleveland Clinic suggests trimming visible fat from meats or purchasing leaner cuts. (See Reference 2) Some fish, such as salmon, mackerel and trout, are high in fats.ork, beef, poultry and poultry skins contain large amounts of lipids. The Cleveland Clinic suggests trimming visible fat from meats or purchasing leaner cuts. (See Reference 2) Some fish, such as salmon, mackerel and trout, are high in fats.