Regulations for Tree Nuts in Japan (Source)

Tree Nuts

Maximum Allowable/Recommended Units

B1: < 10 ppb, Total aflatoxins: 10 ppb
(direct consumption: almond, hazelnut, pistachio nuts)

B1: < 10 ppb, Total aflatoxins: 15 ppb
(unprocessed: almond, hazelnut, pistachio nuts)

Selected Molds that produce aflatoxin

Aspergillus flavus, Aspergillus parasiticus

Commodities susceptible to contamination

Barley, cocoa, coffee, confectionery, corn/maize, copra, dairy, dried fruit, feeds, groundnuts/peanuts, infant formula, oats, rice, rye, sorghum, soy, spices, tree nuts, and wheat

Health effects

  • Liver cancer and damage
  • Immunosuppression
  • Decreased milk and egg production

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