Functional Oils have been defined as those oils which have activities beyond its energy content. These activities depend on the type of oil, ranging from anti-oxidant to anti-microbial to anti-inflammatory. Functional Oils offer many benefits such as lack of toxicity or environmental friendliness. These oils have been used during thousands of years with success, but currently modern science has proven its efficacy. Integrity has cashew nut shell liquid as active component. However, the exclusive microemulsion system developed by Oligo Basics has rendered the product active against microorganisms where this type of oils had not shown any efficacy before.