In Madagascar’s Makira Protected Area, 53.4 percent of the population reported geophagy, and 19 percent reported eating ash, blackboard chalk, charcoal, rice chaff, rock salt, or used coffee grounds.
In Madagascar’s Makira Protected Area, 53.4 percent of the population reported geophagy, and 19 percent reported eating ash, blackboard chalk, charcoal, rice chaff, rock salt, or used coffee grounds.