A C 16-20 oil formulation comprising one or more C 16-20 oil, wherein the one or more C 16-20 oil comprises from 20 % to 100% by weight of one or more of the saturated fatty acids selected from the list consisting of palmitic acid (C16:0), stearic acid (C18:0), eicosanoic acid (C20:0), based on the total weight of fatty acids in the C 16-20 oil; and an additive composition comprising one or more polymer compound, wherein the amount of the polymer compound in the oil formulation is from 0.1 to 10 % by weight, based on the total weight of the oil formulation, and wherein the polymer compound is obtainable by polymerizing a monomer composition comprising c1) 0% to 40% by weight of one or more alkyl (meth)acrylate monomer of formula: wherein R is hydrogen or methyl, R 1 means a linear, branched or cyclic alkyl residue with 1 to 8 carbon atoms, based on the total weight of the monomer composition, c2) 20% to 80% by weight of one or more alkyl (meth)acrylate monomer of formula: wherein R is hydrogen or methyl, R 2 means a linear, branched or cyclic alkyl residue with 9 to 15 carbon atoms, based on the total weight of the monomer composition, and c3) 20% to 80% by weight of one or more alkyl (meth)acrylate monomer of formula: wherein R is hydrogen or methyl, R 3 means a linear, branched or cyclic alkyl residue with 16 to 40 carbon atoms, based on the total weight of the monomer composition. one or more C 16-20 oil, wherein the one or more C 16-20 oil comprises from 20 % to 100% by weight of one or more of the saturated fatty acids selected from the list consisting of palmitic acid (C16:0), stearic acid (C18:0), eicosanoic acid (C20:0), based on the total weight of fatty acids in the C 16-20 oil; and an additive composition comprising one or more polymer compound, wherein the amount of the polymer compound in the oil formulation is from 0.1 to 10 % by weight, based on the total weight of the oil formulation, and wherein the polymer compound is obtainable by polymerizing a monomer composition comprising c1) 0% to 40% by weight of one or more alkyl (meth)acrylate monomer of formula: wherein R is hydrogen or methyl, R 1 means a linear, branched or cyclic alkyl residue with 1 to 8 carbon atoms, based on the total weight of the monomer composition, c2) 20% to 80% by weight of one or more alkyl (meth)acrylate monomer of formula: wherein R is hydrogen or methyl, R 2 means a linear, branched or cyclic alkyl residue with 9 to 15 carbon atoms, based on the total weight of the monomer composition, and c3) 20% to 80% by weight of one or more alkyl (meth)acrylate monomer of formula: wherein R is hydrogen or methyl, R 3 means a linear, branched or cyclic alkyl residue with 16 to 40 carbon atoms, based on the total weight of the monomer composition. wherein the amount of the polymer compound in the oil formulation is from 0.1 to 10 % by weight, based on the total weight of the oil formulation, and wherein the polymer compound is obtainable by polymerizing a monomer composition comprising c1) 0% to 40% by weight of one or more alkyl (meth)acrylate monomer of formula: wherein R is hydrogen or methyl, R 1 means a linear, branched or cyclic alkyl residue with 1 to 8 carbon atoms, based on the total weight of the monomer composition, c2) 20% to 80% by weight of one or more alkyl (meth)acrylate monomer of formula: wherein R is hydrogen or methyl, R 2 means a linear, branched or cyclic alkyl residue with 9 to 15 carbon atoms, based on the total weight of the monomer composition, and c3) 20% to 80% by weight of one or more alkyl (meth)acrylate monomer of formula: wherein R is hydrogen or methyl, R 3 means a linear, branched or cyclic alkyl residue with 16 to 40 carbon atoms, based on the total weight of the monomer composition. c1) 0% to 40% by weight of one or more alkyl (meth)acrylate monomer of formula: wherein R is hydrogen or methyl, R 1 means a linear, branched or cyclic alkyl residue with 1 to 8 carbon atoms, based on the total weight of the monomer composition, c2) 20% to 80% by weight of one or more alkyl (meth)acrylate monomer of formula: wherein R is hydrogen or methyl, R 2 means a linear, branched or cyclic alkyl residue with 9 to 15 carbon atoms, based on the total weight of the monomer composition, and c3) 20% to 80% by weight of one or more alkyl (meth)acrylate monomer of formula: wherein R is hydrogen or methyl, R 3 means a linear, branched or cyclic alkyl residue with 16 to 40 carbon atoms, based on the total weight of the monomer composition.