 As a result of increasing yields Guyanese farmers have not only benefited from local markets in Guyana but have increasingly seen the export of Guyanese peanuts in the Caribbean market.In Guyana, peanut exports have been notably affected by food safety concerns.In the Rupununi region in particular, the local peanut crop needs to be tested for aflatoxins, a group of carcinogenic toxins that occur in the soil.