I wouldn't want to feed just Muscle Meat as a meal for one or more days (you would probably want some sort of RMB in there). I would use it to supplement maybe or as treats.
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Levi vom Grunenfeld, CGC, HT, PT, HSAs, AHBA: RLFI (Ranch Large Flock), HTDI (Herding Trial Dog), HRDI (Herding Ranch Dog)
Leyna vom Grunenfeld, HT, PT, HSAs, RLFI