The main cause of Reyes syndrome appears to be the accumulation of nonesterified fatty acids and lysolecithins that have a high detergent activity and thus denature all proteins
It also has a distinctive regulatory position: it was previously an FDA-approved product (marketed as Geref, a diagnostic agent) before being voluntarily withdrawn from the market, and that prior-approval history has given it a more stable standing for compounding than most other peptides

Chicken, Whole Yellow Peas, Dried Yeast, Lentils, Salmon, Natural Flavor, Sunflower Oil, Dried Egg Product, Salmon Oil, Dicalcium Phosphate, Salt, Choline Chloride, Dehydrated Alfalfa Meal, Vitamins (Vitamin E Supplement, Niacin Supplement, Thiamine Mononitrate, Vitamin A Supplement, Pyridoxine Hydrochloride, D-calcium Pantothenate, Riboflavin Supplement, Biotin, Vitamin B12 Supplement, Vitamin D3 Supplement, Folic Acid), Minerals (Zinc Proteinate, Iron Proteinate, Copper Proteinate, Manganese Proteinate, Sodium Selenite, Calcium Iodate), Inulin, Taurine, Mixed Tocopherols (a preservative), L-Carnitine, Yucca Schidigera Extract, Rosemary Extract *With USA and Globally Sourced Ingredients Manufactured in a facility that also uses grains Guaranteed Analysis Crude Protein, Min: 37.0% Crude Fat, Min: 12.0% Crude Fiber, Max: 5.0% Moisture, Max: 12.0% Taurine, Min: 0.10% L-Carnitine, Min*: 130mg/kg Omega-6 Fatty Acids, Min*: 2.5% Omega-3 Fatty Acids, Min*: 0.50% Calorie Content ME = 3,490 kcal/kg

Guideline Statement 6 Efficacy of treatment should be periodically reassessed, and ineffective treatments should be stopped