Sometimes the best way to treat cold or flu symptoms is not with medication but with tea. Here are four of the best teas to drink to fight cold or flu symptoms. Lemon is high in vitamin C, which can help reduce the duration of a cold. It can be added to your favorite herbal tea or to hot water to make it taste less sour.  Licorice root tea is commonly used to treat gastrointestinal problems.  However, research shows that its antimicrobial and antiviral properties can also help with cold and flu symptoms.  Ginger tea contains anti-inflammatory and antiviral properties that can help prevent infection and soothe the throat. It’s also great for relieving an upset stomach.  According to a USDA report, peppermint has antimicrobial and antiviral properties which may help cold and flu symptoms.