Water footprint is among the environmental impacts assessed by life cycle assessment. The water footprint of a product is the amount of clean water used and pollution caused throughout its production and consumption.

The ISO 14046 standard recently developed for water footprint measurement, the water consumption of products can be estimated beforehand and excessive consumption and costs can be prevented.

The concept of water footprints is an integrated approach that raises awareness of the amount of water used at production throughout the circulation of the product in the market and contributes substantially to corporate sustainability policies.