You may have seen someone chewing chalk, eating clay, or even craving ash, and wondered why they'd engage in such behaviour.

While these actions may seem strange or unsettling, for some individuals, consuming non-food substances is linked to a various factors, including nutritional deficiencies or psychological conditions.

Others may view it as unhealthy or peculiar.

Pica is more than just a strange habit; it is an eating disorder that often signals deeper health concerns.