India, April 7 -- Do you brush regularly? It's a non-negotiable hygiene practice. But despite keeping up with it and being consistent, your teeth may still appear yellow, triggering concern over the underlying cause. After all, brushing is meant to clean everything off the enamel. But apparently, that alone is not always enough.ALSO READ: Rubbing strawberries to whiten your teeth? Dentist explains why this simple teeth whitening hack is not a good idea

We asked Dr Shraddha Bahirwani, centre head and senior consultant at Happiest Pearls in Bengaluru, who disclosed that despite regular brushing, many can experience yellowing of teeth.

"Tooth discolouration can result from ageing, genetic predisposition, dietary habits, developmental chang...