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!
In contrast, the ingestion of complex carbohydrates, or starches, has no effect on the immune system. 2. Excess alcohol Excessive alcohol intake can harm the body's immune system in two ways. First, it produces an overall nutritional deficiency, depriving the body of valuable immune-boosting nutrients.Second, alcohol, like sugar, consumed in excess can reduce the ability of white cells to kill germs.n contrast, the ingestion of complex carbohydrates, or starches, has no effect on the immune system. 2. Excess alcohol Excessive alcohol intake can harm the body's immune system in two ways. First, it produces an overall nutritional deficiency, depriving the body of valuable immune-boosting nutrients.