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Additives

Biphenyl (E230): What It Is and Is It Safe?

Limited risk Preservative / Surface Treatment

Antifungal compound applied as a surface treatment to citrus fruit skins to prevent mould during long-distance transport and storage. Not ingested when fruit is peeled normally. Biphenyl can migrate into the peel, so anyone using citrus zest in cooking should wash treated fruit very thoroughly. Must be declared on the label of treated fruit.

Category
Preservative / Surface Treatment
Typically used in
Surface treatment of citrus fruit skins (oranges, lemons, grapefruits)
Regulatory status
Approved EU/USA/UK for surface treatment of citrus only. Must be declared on packaging.
Also listed as
Diphenyl
Concerns flagged
Carcinogenicity concernLiver effectsNeurotoxicity concern

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Sources

Where this comes from

  1. EFSA (2014) — Scientific Opinion on the safety assessment of biphenyl -E 230- as a food additive https://efsa.onlinelibrary.wiley.com/doi/10.2903/j.efsa.2014.3567
Products

Products containing Biphenyl

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