- Vitamin A: good sources include carrots, sweet potatoes, pumpkin, and cantaloupe. (Vitamin A gives Vitamin C the power to do its job.)
- Vitamin C: good sources include lemons, oranges, broccoli, and potatoes.
- Garlic (A natural antibiotic.)
- No dieting. (Your immune relies on fat to fight illness, and dieting also puts strain on the body.)
- Healthy fats: good sources include eggs, mayonnaise, avocado, olive oil, cream cheese, and sour cream.
- No sugar. (Each tablespoon of white sugar knocks out your immune system for ten minutes.)
- Drink lots of water.
- Get lots of sleep. (Your immune system works twice as well when you’re sleeping as when you’re awake.)