Aflatoxins in cow milk in Sri Lankan market in year 2023.
Aflatoxins in cow milk in Sri Lankan market
Aflatoxins (AF) are powerful toxic substances. According to International Agency for Research on Cancer of the WHO, AFs are Group 1 carcinogen, produced by certain fungi found on agricultural crops such as maize (corn), peanuts, cottonseed, and tree nuts. Aspergillus flavus and Aspergillus parasiticus are the main fungi producing AFs and they can be mainly found in warm and humid regions of the world. AFs of major concern are B1, B2, G1, G2 and M1.
AFM1 is found in milk of dairy cattle whom have consumed AFB1 contaminated feed.
The EU ML 0.05 ppb for AFM1 in milk and 0.025 ppb for infant milk.Sri Lanka has not yet established a ML
Chronic exposure to AFs -Liver and other types of cancer, Birth defects, Children become stunted, Immunosuppression – decrease resistance to infectious agents (e.g. tuberculosis)
AFs in milk is directly related with the quality of the concentrate feed provided to lactating cows. High temperature and/or humidity, poor quality of feed ingredients and feed storage conditions mainly affect the quality of cattle feed.