Frequently Asked Questions

Click on the questions below to see answers.

There is not one definition that is accepted by all regulatory bodies, but if you are changing the physical state or form of a product or adding an extra process that enhances the value of the raw ingredient, your product is generally considered to be a value-added product. Some examples might be making strawberries into jam, grinding wheat into flour, curing a ham, slicing fruit, and fermenting or pickling vegetables.

If you believe that you or your product falls into one of the following categories, please reach out to the listed individual directly:

Process authorities are individuals who are recognized for their ability to apply food safety knowledge to processed foods. Many producers require the services of a process authority when making acidified foods. Virginia Tech has a process authority within the Food Science and Technology department named Melissa Wright and she can be contacted by email at