No, according to Zhihu's inquiry, full fat is approved by FDA, patented refrigeration technology for adipose tissue optimization by AmericanCryoStem Company, and Baoxin Asia Pacific is authorized by China. Under the whole fat technology, after fat extraction, professional detection, optimization and freezing preservation, human fat can be preserved for more than 20 years under the premise of maintaining high activity, so as to meet the long-term needs of people in plastic surgery, tissue repair and anti-aging in the future.