Natural colorants is driven, plants and microorganisms or processed to extract carotenoids. Currently, the international market has been widely accepted and used natural pigment anthocyanin derivatives mainly marigold (lutein) and chili pigment derivatives (capsanthin). In addition, the country also often use natural plants and animals as a coloring agent; if the Ginseng powder, marigold pink, purple sterile powder, cassava leaf powder, pine needles powder, orange peel powder, Leucaena leaf meal, carrots, shrimp crab shell powder, seaweed and other colorants classified as livestock, poultry, aquatic products colorants. In order to better suit the user's feed products traditions colorant price, the general machining feed stained yellow or yellow product. In the process of the production of feed, simply lemon and other common coloring agent is added by a certain percentage, you can achieve this purpose. Colorant colorants manufacturers _ _ Weifang Fuyuan provided by Weifang Fuyuan Environmental Technology Limited. Weifang Fuyuan Environmental Protection Technology Co., Ltd. (www.wfdafuyuan.com) strong, credible, Shandong Weifang other industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Weifang Fuyuan and you hand into the brilliant, for a better future!