Is advising food allergic patients to avoid food with precautionary allergen labelling out of date?

@article{Zurzolo2016IsAF,
  title={Is advising food allergic patients to avoid food with precautionary allergen labelling out of date?},
  author={Giovanni A Zurzolo and Maximilian P. J. de Courten and Jennifer J. Koplin and Michael L Mathai and Katrina J. Allen},
  journal={Current Opinion in Allergy and Clinical Immunology},
  year={2016},
  volume={16},
  pages={272–277}
}
Purpose of reviewPrecautionary allergen labelling (PAL) continues to be used by the food manufacturing industry to alert the food allergic consumer that cross-contact may have occurred during the supply chain for ingredients or the manufacturing process. This review will summarize recent evidence regarding use and interpretation of precautionary labels by industry, healthcare professionals, and food allergic consumers. Consumers find precautionary labels difficult to interpret and often… 
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References

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TLDR
A web-based survey using scenario-based risk analysis to assess factors that might affect the advice provided by healthprofessionals to allergic consumers with regard to precautionary allergen labelling found that avoidance was less important where the PAL was ‘made in factory where nuts are processed’ as opposed to a simpler ‘may contain nuts’ label.
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TLDR
This review aims to summarize the perspectives of all the key stakeholders (including clinicians, patients, food industry and regulators), with the aim of defining common health protection and risk minimization goals.
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An overview of recent evidence‐based recommendations for allergen risk assessment and management in the food industry is provided and unmet needs and expectations of the food allergic consumer are discussed.
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TLDR
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