On Dove bottles of shampoo, there is a small black square, that looks like some sort of symbol or scan code.?

Its on the lower front part of the bottle, and I was just curious if anyone out there knows what it is? Thank YouOn Dove bottles of shampoo, there is a small black square, that looks like some sort of symbol or scan code.?
It's a barcode specially designed to keep and track inventory in stores.On Dove bottles of shampoo, there is a small black square, that looks like some sort of symbol or scan code.?
sorry,im too lazy to go to the bathroom and look up