Total cyanide content of cassava food products in Australia

► Unprocesssed cassava is cyanogenic and highly toxic. ► Cassava is increasingly exported to countries with little knowledge of toxicity risks. ► Samples from 2 cities before new Australian standards showed high cyanide levels. ► All vegetable chips before new Australian standards were toxic, some highly toxic. ► Tapioca and flour products were below the recommended limit 10 ppm HCN.