The Regulations are prescribed in accordance with the provision of Subparagraphs 10 of Paragraph 1 of the Act Governing Food Safety and Sanitation Article 22.
The product names and labeling of prepackaged butter and cream shall meet the following definition.
1. Butter：A product in the form of an emulsion of the type water-in-oil containing edible butter made from fat-containing products of dairy derivatives through pasteurization, agitation, and refinement with at least 80% of milkfat.
2. Cream：A product containing fat physically separated from the milk and processed into a product in the form of an emulsion of the type oil-in-water, staying in fluidity or non-fluidity liquid state if kept above the freezing temperature, and having milkfat content at least 10%, but less than 80%.
Margarine and fat spreads are those fat-containing products in a plastic and liquid state, made from a blend of edible fats, oils, water and legal food additives, modified by the process of emulsification, chilling and kneading, or with the absence of chilling and kneading. The product names and labeling of prepackaged margarine and fat spreads shall meet the following definition.