Further generally usual additives are wetting agents such as glycerol, sorbitol and other sugars, e.g. disaccharides and/or sugar alcohols as well as polyethylene glycols which may also act as sweetening agents or structuring agents; real, natural or synthetic sweetening agents such as saccharin or sweetening peptides etc.; binding and thickening agents, e.g. cellulose esters and ethers such as ca