The source of the difference is due to different approaches to formulary compliance, rather than formulary design

According to Royal Canin, this food's ingredients are: " Brewers rice, wheat gluten, chicken by-product meal * , corn, chicken fat, wheat, natural flavors, dried plain beet pulp, fish oil, pea fiber , dried tomato pomace, vegetable oil, rice hulls, calcium carbonate, sodium silico aluminate, L-lysine, potassium chloride, vitamins [DL-alpha tocopherol acetate (source of vitamin E), niacin supplement, L-ascorbyl-2-polyphosphate (source of vitamin C), D-calcium pantothenate, biotin, pyridoxine hydrochloride (vitamin B6), riboflavin supplement, thiamine mononitrate (vitamin B1), vitamin A acetate, folic acid, vitamin B12 supplement, vitamin D3 supplement], fructooligosaccharides, sodium tripolyphosphate, DL-methionine, L-arginine, taurine , potassium citrate, hydrolyzed yeast, choline chloride, salt, marigold extract (Tagetes erecta L.), L-tyrosine, trace minerals [zinc oxide, ferrous sulfate, zinc proteinate, manganous oxide, manganese proteinate, copper sulfate, calcium iodate, sodium selenite, copper proteinate], glucosamine hydrochloride, L-carnitine, magnesium oxide, green tea extract, chondroitin sulfate, rosemary extract, preserved with mixed tocopherols and citric acid." (Emphasis added.) Notice that there is no meat included in this list, at all

Semaglutide targets GLP-1 receptors exclusively, while tirzepatide works on both GLP-1 and GIP (gastric inhibitory polypeptide) receptors
Nature, 300:276-278
SQUAT Goblet Squat Front Squat Back Squat Box Squat Zercher Squat LUNGE Reverse Lunge Walking Lunge Split Squat Bulgarian Split Squat Lateral Lunge HINGE Romanian Deadlift Traditional Deadlift Hip Thrust Single-Leg Romanian Deadlift Trap Bar Deadlift PUSH Push-Up Dumbbell Bench Press Overhead Press Incline Dumbbell Press Landmine Press PULL Dumbbell Row Chest-Supported Row Pull-Up Lat Pulldown Seated Cable Row Face Pull CARRY Farmers Carry Suitcase Carry Front Rack Carry Overhead Carry Trap Bar Carry CORRECTIVE Band Pull-Aparts Face Pulls Glute Bridge Dead Bug Bird Dog Pallof Press PICK YOUR WORKOUT SPLIT To avoid muscle loss on Ozempic, your program needs to hit each muscle group at least twice per week
In these cases, the appetite-suppressing effect of GLP-1 agonists may actually help counteract medication-induced weight gain