There are studies that show that coffee stains teeth. There are some discoloration or yellowing to your teeth overtime, typically affecting regularly coffee drinkers. Ways to prevent discoloration: -drinking through a straw -rinsing your mouth or brushing your teeth after drinking -using whitening products to minimize discoloration Coffee also affects enamel, and teeth can eventually thin out.
Many people rely on coffe to start their day. Little do they realize the combination of caffeine and sugar, even caffeine alone, is harmful for teeth. Caffeine reduces saliva production which triggers tooth decay. Additionally, bacteria feed on sugar and proliferate leading to break down of enamel. This ultimately results in dental decay.