This application helps you to read manufacture date of your cosmetics. It is determined on the basis of the batch/lot code.
Each company has its own format for this code. And it can be also a good indicator of whether a product is fake or not.
Batch codes can be located:
> printed or embossed on the package
> ink-stamped onto the container
> printed on the label
> embossed in the crimped end of tubes
> printed at the bottom of the bottle