You could be throwing away thousands of dollars a year without even realizing it. How? Just take a close look at your cupboard. If you consistently pass over generic store brand items for name brand ones, you are losing the opportunity to save big.

Before you thumb your nose and complain about taste differences, you might be surprised who, exactly, makes that generic. (Hint: watch to find out.)

Overall, consumers can save between 15 and 30 percent on average by trading in big name items for store brands. Of course, some items offer bigger savings than the rest. Let us show you how — and where — to save big. You’ll barely notice the difference, except in your wallet.