Many people focus on brushing and flossing but forget that what they drink every day plays a major role in dental health. Tooth enamel, the hard outer layer of teeth, protects against sensitivity and decay. Certain popular beverages slowly weaken enamel due to acids and sugars, often without people realizing the damage until tooth pain or sensitivity begins. This article explains how enamel works, why some drinks harm teeth, and highlights five common beverages that can damage enamel quickly. Written in easy English, it also provides practical tips to protect teeth while still enjoying favourite drinks.