Teeth discoloration occurs gradually in a subtle way. Sometimes having yellow-colored teeth may be inevitable due to various factors such as consuming high sugar diet, taking coffee, tea, or wines, smoking, tobacco, genetics, mouth problems, aging, and poor dental hygiene. Age plays a huge factor. The yellow dentin under the teeth becomes visible as the enamel layer wears off. If you want to make your yellow teeth white, there are various methods you can use. Read on to discover them: Brushing Brushing regularly is the first step to enhancing your dental health. Certain food and drinks can cause your teeth to become yellow, so it’s vital that you brush your teeth after consuming such foods. However, brushing your teeth immediately after taking acidic foods can wear out your tooth enamel faster; ensure to wait for at least 30 minutes before brushing.