Ochratoxin A is a toxin and potentially carcinogenic and can be found in a variety of foods like dry raisins and coffee.
Ochratoxin Aa toxin produced by different Aspergillus and Penicillium species  is one of the most-abundant food-contaminating mycotoxins. Ochratoxin A is potentially carcinogenic to humans (Group 2B), and has been shown to be weakly mutagenic, possibly by induction of oxidative DNA damage. Concentrations of ochratoxin in usual foods Raisins dry Coffee 
