It is believed that the antioxidant properties in ginger tea may help boost immunity and prevent colds. Also, the drink can be effective in protecting against the bacteria that trigger strep throat. Some studies have found out some antiviral properties as well. More specifically, it can be effective in treating some viral infections. The effects can be significantly boosted by adding honey to the drink. 
A major risk factor for fatty liver disease is insulin resistance. Ginger can help with this condition since it affects inflammation, cholesterol, and glucose. Some studies have found out that consuming ginger tea or supplements for an extended period may help improve insulin resistance and reduce inflammation. However, more research is needed to assess the long-term effects. This makes it a complementary therapy to lower inflammation, liver enzymes, as well as insulin resistance in people with nonalcoholic fatty liver disease.