Sofia Richie Grainge's diet and exercise routine have been shared, including a 15-minute full-body workout. Her health and fitness regimen is reportedly part of her preparation for her wedding. However, some outlets are also reporting on the diets and routines of other celebrities, such as Kendall Jenner, Selena Gomez, and Jennifer Aniston, which may or may not be related to Sofia Richie Grainge's routine.