You don't have to look far for foods that can help you stay healthy and support your immune system. .You already have many of these nutritious staples in your pantry and freezer:.A cup of sweet potato with the skin delivers many times the vitamin C and vitamin A you need in a day.Canned fish like salmon, tuna, and mackerel are excellent sources of vitamins and minerals.Peanut butter is in nearly every pantry, and it's packed with micronutrients, including potassium and magnesium. .One egg with the yolk and white is a great source of healthy fat and protein.A cup of strawberries has 91 milligrams of vitamin C, so you're more than set for a day.Black beans are versatile; they pack more than half your daily folate and a good dose of fiber
