Please choose the correct ending to complete the given sentence: Health: [header] How to fight stress with food [title] Include lean protein in your diet. [step] You can fight stress with food if you include healthy protein in your meals and snacks. The amino acid tryptophan is found in high-protein foods and helps your body make serotonin which helps you feel calmer and happier.

Ending1: [substeps] To give your body a boost, eat foods high in protein. Leaner sources of protein are more nutrient-rich and will help the food you eat cope with stress. Ending2: As you are going about your day, try to include lean protein in your diet. Leaner sources of protein are : [substeps] Eggs lean beef nuts nuts canola oil fish walnuts mushrooms oysters. Ending3: [substeps] Foods like turkey, fish, nuts, seeds, lentils, beans and eggs are high in protein and tryptophan. Start your day off right by having a high-protein breakfast of egg whites or oatmeal. Ending4: Include lean protein sources in your diet and keep the amino acid in your diet. Lean protein sources can include : [substeps] Beef hamlets shellfish sardines flaxseeds peas legumes carrots apples and other fresh fruits [title] Eat whole grains.

Answer format: ending1/ending2/ending3/ending4