- Testing should be focused on the suspected food (based on specific IgE and/or Skin Prick Test (if available). RAST refers to obsolete technology and is no longer used
- Multiple tests (food panels) are not recommended due to their low positive predictive values.
- There is currently no validated test to confirm Delayed or non IgE mediated food allergy
- There is no proven role for alternative allergy testing in diagnosing food allergy such as hair analysis, isolated IgG testing, Kinesiology, Vega testing, Enzyme Potentiated Desensitisation.
The information, algorithms and care pathways contained on this site represent the view of IFAN, which was arrived at after careful consideration of the extensive evidence available.
It is the individual responsibility of healthcare professionals to make decisions appropriate to the circumstances of the individual patient.
Material may be freely reproduced for educational and non-profit purposes.
No reproduction by or for commercial organisations, or for commercial purposes, is allowed without the express written permission of IFAN
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