Rats had ad libitum access to water and SD (Picolab, rodent diet 5053) until 10 months of age in which they were divided into weight-matched groups within each sex, and fed a SD (Picolab, rodent diet 5053) or WD (Research Diets (RD) Western Diet, D12079B, Research Diets Inc., New Brunswick, NJ, USA) for the following 8 weeks of the experiment as described below and demonstrated in Figure 1A
For instance, in each of the warning letters to Xcel Research, Prime Vitality, Summit Research, and Swisschem, FDA observed that the companies marketed their products as for research use only, but also observed from the companies websites and social media pages that the companies intended the products to be used by human patients
Therefore, UK suppliers can stock and sell it provided it is correctly positioned for research use only
But most also have at least 35 percent of a days sat fat and 30 percent of a days sodium