Cetirizine is an antihistamine used to relieve allergy symptoms such as watery eyes, runny nose, itching eyes /nose, sneezing, hives, and itching.
When your energy levels go down because of chronic sugar use, your immune system is weakened, making it more likely that you will catch every bug, cold, or flu virus that goes around. The sugar in one can of soda can be enough to suppress your bodyâs defense forces by 30 percent for a three-hour period!
Avoiding processed foods, grains, and sugar will go a long way toward strengthening your immune system. However, you can do even more by selecting foods that are loaded with specific immune-boosting nutrients. Apart from knowing what you should avoid, you should also be aware of certain foods that are loaded with nutrients that will support your immune system. 2  Eating a nutritious diet is more effective than taking supplements or falling victim to vaccines, which expose you to health risks far worse than the flu.