Rx for hay fever? Tuna! Are you one of the millions who suffer from a runny nose, watery eyes, and other hay fever symptoms? Here in SoCal we have eucalyptus trees what smell so wonderfully fragrant but drop pollen affecting many people. Eating tuna, salmon and other oily fish can help. German researchers found that folks with the highest intake of EPA (one of the omega-3 fats found in fish) were less likely to suffer from hay fever symptoms. This fatty acid helps keep your immune system from overreacting. Tuna sandwich, anyone?