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TNAU Agritech Portal ::Nutrition :: Sensory Evaluation
What is sensory evaluation?
  • compare similarities/differences in a range of dishes/products
  • evaluate a range of existing dishes/food products
  • analyze food samples for improvements
  • gauge responses to a dish/product, e.g. acceptable or  unacceptable
  • explore specific characteristics of an ingredient or dish/food product
  • check whether a final dish/food product meets its original specification
  • Provide objective and subjective feedback data to enable informed decisions to be made.

Why Use Sensory Analysis to Evaluate Food Products?

  • Shelf-life studies
  • product matching
  • product mapping
  • specification and quality control
  • product reformulation
  • measuring taint and off odour
  • assessing product quality
  • market viability

Where and how can the evaluation be conducted?

  • Noise level should be kept low
  • Room should be free of foreign odors
  • Testing are should be well lit and ventilated
  • Testing area should be easy to clean and disinfect (sanitation)
  • Temperature and relative humidity should be constant and controllable
  • Round table is used mostly for product development (e.g. launching new product; change in product formulation)
  • Booths are widely used to provide an environment that prevents panelists from being distracted
    and interacting with other panelists

Who can be the panel members?

  • Panelists (participants) can be trained to evaluate specific products (odor, taste, texture, and or visual evaluation)
  • At time before training panelists are screened for sensitivity in order to remove from the   group of panelists people that may not have the ability to perform the sensory evaluation
 

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