Abstract
A survey was carried out to detect the natural occurrence of aflatoxin M, in four hundred and seventy seven milk (168) and cheese (309) samples collected totally from smallholder dairy farming households belong to four governorates (Egypt). The total contamination percent of the milk samples was 37.48% with contamination average ranged between 8-480 ng/l, minimal average of M-1 was detected in camel milk. The homemade cheese (Aresh cheese) was the most contaminated cheese in all governorates, except Giza with maximum contamination average (21-87 ng/Kg). All contaminated samples were higher than the maximum admissible levels of EU and US.