1. Introduction
Probiotics and prebiotics are one of the most profitable categories
within the functional food market . Combinations of these functional ingredients are increasingly incorporated
into food products, fermented milk being the most popular
vehicle . Probiotics are live microorganisms,
which confer health benefits to the host when consumed in adequate
quantities . Prebiotics are short-chain
carbohydrates non-digestible in the human gastrointestinal tract that
enhance the activity of intestinal flora and exert health benefits to the
health. The addition of probiotics
and prebiotics to food products can modify their sensory characteristics
which can decrease consumer overall liking