The level of mycotoxin fumonisin B1 in maize kernels, poultry and livestock feeds collected from various parts of Tamil Nadu, India has been analyzed using High performance Liquid Chromatographic coupled with evaporative light scattering detector (HPLC-ELSD). A total of 41 Maize samples (21 pre and Post-harvest maize kernels, 12 Poultry feeds and 8 livestock feeds) obtained from field, Poultry farm and retail shops. The results indicated that 71% maize kernels, 75% poultry feeds and 62% livestock feed samples contains FB1 with the levels ranged from ppm ppm and respectively. It indicated widespread prevalence of fumonisin B1 in maize, poultry and livestock feeds in different parts of Tamil Nadu, India. | Occurrence of fumonisin B1 in maize kernels, poultry and livestock feeds in Tamil Nadu, India