Costco sells Kirkland Signature brand balsamic vinegar that's the real, imported thing. Here's where the retailer gets the ...

Store-bought balsamic vinegar is easy to find and can make a tasty salad dressing. However, most balsamic vinegars found in stores are not the real thing.

Rice vinegar: Select from red, white, brown or black, manufactured in China or Japan. Rice vinegar is lower in acetic acid than other vinegars, so it's great in sauces and dips, but not robust ...

Some stores are now carrying vinegar with just a 4% acidic rating, which isn’t enough for preserving food.