Lemons have high potassium content, potassium is an important mineral to help the kidneys work and participate in the process of regulating blood pressure. Because the kidneys are essential to help eliminate waste from the blood, drinking lemon juice in combination with other foods will support the kidney function.
Lemons also help alkaline blood and urine by creating an alkaline environment in the body, mildly changing the pH. All of these factors show that lemon is one of the treatments to boost the immune system and fight cold or flu.
Lemon juice and onions
By boiling a chopped lemon and half onion in a liter of water, you can create a water that helps reduce mucus in the body.
You should drink 1 cup/time and drink it many times a day, to reduce nasal congestion and sinusitis. You can add a small amount of honey to drinks.
Honey lemon juice
Cut a lemon and boil with 1 cup of water for 8 minutes will form a gentle cough medicine. After the mixture cools, add 1 tablespoon of honey. Take a sip whenever you need to soothe a sore throat due to a cold or flu.
Honey also affects the mechanism of coughing, soothing the feeling of tickling and itching, inhibiting cough.