Fasting mimicking ketogenic diet (fmd) to promote skeletal muscle regeneration and strength

A method for preparing a fasting-mimicking diet package for treating a subject that is in need of muscle regeneration and/or maintenance and/or improvement of muscle mass and strength, the fasting-mimicking diet package including breakfast, lunch, and dinner meal portions for administering a fasting-mimicking diet for each day of a first time period. the method comprising:

• receiving subject information for the subject that includes a subject's weight;
• and
• forming meal portions for each day of a predetermined time period during which the fasting-mimicking diet is administered, the meal portions providing the subject with at most 50 percent of a subject's normal calorie consumption per day with protein and sugar rejection.