Tags: Chemical Compound, Chemical Substance.
For an island in Bulgaria see Persin IslandPersin is a fungicidal toxin present in the avocado. It is generally harmless to humans but when consumed by domestic animals in large quantities it is dangerous.Persin is an oil-soluble compound structurally similar to a fatty acid and it leaches into the body of the fruit from the pits. Negative effects in humans seem to be primarily in allergic individuals.