Nurses and patients were found to perceive the importance of barriers differently: nurses reported higher scores on patient-related communication barriers, whereas patients reported higher scores on the nurse-related barriers.
The U.S. Department of Agriculture reports that cheese contains one of the highest natural concentrations of tyrosine. Grated Parmesan cheese has the most, with 1 cup containing 2.3 grams of the amino acid. Swiss cheese has 2.2 grams per cup, provolone contains 2 grams and mozzarella has 1.6 grams in each cup. A single serving of cheese is equivalent to 1 1/2 ounces of hard cheese or 1/3 cup of shredded cheese. To limit your fat, saturated fat and cholesterol intake, eat cheese in moderation and choose reduced-fat brands. Dry-roasted, unsalted peanuts contain 1.4 grams of tyrosine in each cup.
Tyrosine is in meats, fish, dairy products, eggs, oats, wheat, beans, and nuts. Tell your doctor about any supplements you're taking, even if they're natural. That way, your doctor can check on any potential side effects or interactions with medications. Side effects. Tyrosine supplements can cause insomnia, restlessness, palpitations, headache, upset stomach, and heartburn.