Have you ever heard of FIFO? Grocery stores use this general principle—which stands for first in, first out—to ensure their products don’t sit on the shelves for too long. When a new shipment comes in, the older merchandise gets pushed to the front, while the newer goods are placed in the back. To get fresher produce and dairy, take veggies, eggs, milk, and more from the back of the case.
For more shopping tips, see the secrets behind your grocery store’s layout.