Provided are personal care products and compositions that comprise at least one preservative compound selected from the group consisting of phenoxyethanol, 2-phenyl ethanol, phenoxypropanol, 3-phenylpropanol and benzylalcohol, in a total concentration of 0.1 to 1% (w/w) and at least one preservative enhancer compound selected from the group consisting of 4-methylbenzaldehyde, heliotropine, vanilline, 4-hydroxybenzaldehye, 3-hydroxybenzaldehyde, 4-methoxybenzaldehyde, 3-methoxybenzaldehyde, 2, 4-dihydroxybenzaldehyde, 3-hydroxy-4-methoxybenzaldehyde, 3, 5-dihydroxybenzaldehyde, and 4-hydroxy-2-methoxybenzaldehyde, in a total concentration of 0.05 to 0.5% (w/w), in a cosmetically acceptable base. The composition does not contain certain classic bactericidal, fungicidal, sporicidal or preservative compounds. Further provided are methods of forming such compositions and products and the use of preservatives and preservative enhancers in such compositions and products.