Taking high-dose zinc lozenges right when you start feeling a cold can shorten how long you're sick by almost half, according to studies in adults.

Taking zinc acetate lozenges when you have a cold can help you get better faster, cutting down how long you're sick by about 2 to 3 days.

Taking high-dose zinc lozenges can shorten how long you have a cold by about 3 days, especially for adults between 20 and 50 years old.

Taking high-dose zinc lozenges for a cold for up to two weeks is generally safe and well-tolerated, with few side effects, according to studies with nearly 200 people.

Taking special high-strength zinc lozenges when you have a cold can help you get better about three days faster.

Taking high-dose zinc lozenges every day might help adults get over colds faster—cutting how long you're sick by more than a third compared to not taking them.