The present invention relates to granules comprising a core matrix and one
or more coatings, wherein the core matrix comprises: An active compound,
a synthetic polymer, where the amount of polymer added is 0.1 to 10% by
weight of the matrix and one or more antioxidants and/or reducing agents,
where the amount of antioxidant and/or reducing agent is 0.2 to 5% by
weight of the matrix.