In September 2009 Kao recalled its Econa cooking oil products after it was revealed in the media that one of its ingredients becomes carcinogenic after digestion.
Pada bulan September 2009 Kao menarik produk minyak goreng Econa setelah terungkap di media bahwa terdapat salah satu bahan yang menjadi karsinogenik setelah masuk ke pencernaan.