Russian purple candy. According to JD.COM Mall official website, cocoa butter substitutes without trans fatty acids are available in official website, JD.COM, and the cocoa butter substitutes without trans fatty acids are Russian purple sugar. Cocoa butter substitutes are characterized by being crisp, odorless, tasteless, strong in oxidation resistance, free of soap and impurities, and fast in dissolution. They are artificial stearin that can be melted quickly.