The present invention relates to a coating composition comprising a blend of a denatured protein, a lipid, a polyol plasticizer, trehalose, and a carrier. The invention further relates to methods of producing coating compositions, and products coated with the coating compositions. The invention further relates to use of a coating composition to mask, or reduce or prevent development of, flavours. Also, the present invention relates to use of a coating composition to prevent or reduce degradation of an active in a coated product, or to prevent or reduce leakage of an active from a coated product. Certain embodiments of the present invention relate to coating compositions that are suitable for coating rnicroparticles. Some embodiments of the present invention relate to use of a coating composition to maintain probiotic viability or to improve probiotic survival in a product containing a probiotic.