PURINA PRO PLAN · REVIEW
Purina Pro Plan Veterinary Diets OM ST/OX Obesity Management
Purina Pro Plan Veterinary Diets OM ST/OX Obesity Management scores 1.4/5 for ingredient quality — a wet food cat food targeting adult cats.
Poor
MiauMiau AI score · 1.4/5
AI ANALYSIS
What MiauMiau's AI actually sees
The first ingredient is an unnamed 'meat and animal by-products' blend with only 4% chicken specified, placing it near the bottom of the protein-source quality scale. Protein and carbohydrate levels are completely unlisted, making it impossible to verify nutritional adequacy for an obligate carnivore, while 'by-products of vegetable origin' and 'cereals' appear prominently as cheap fillers.
According to MiauMiau's analysis of over 5,000+ wet food products, Purina Pro Plan Veterinary Diets OM ST/OX Obesity Management scores below the wet food average.
Analyzed by MiauMiau's Nutritional AI · June 2026
This analysis is generated from ingredient and compositional data. It is not veterinary advice. Always consult your veterinarian for health decisions.
Score breakdown
OUR ASSESSMENT
What we like vs. what to watch
What we like
- Grain-free formula
- Nutritionally complete — suitable as a sole diet
- Named animal protein as the primary ingredient
What to watch
- Ingredient quality is below average
- Protein content falls short of optimal levels
- Contains notable filler ingredients
- Uses vague 'derivatives' instead of named ingredients
WHO IT'S FOR
Is this right for your cat?
Best for
INGREDIENTS
What's actually in the bag
Top ingredients
- 01Ingredients: meat and animal by-products (including 4% chicken)
- 02by-products of vegetable origin
- 03fish and fish by-products
- 04minerals
- 05cereals. Additives: nutritional additives: vitamin A (1
Ingredients are listed by weight. The first ingredients make up the majority of the formula.
Concerns
- Uses unnamed animal derivatives instead of specific protein sources
FULL LABEL
Every ingredient
Ingredients: meat and animal by-products (including 4% chicken), by-products of vegetable origin, fish and fish by-products, minerals, cereals. Additives: nutritional additives: vitamin A (1, 180 IU/kg), vitamin D3 (165 IU/kg), iron (11 mg/kg), iodine (0.43 mg/kg), copper (1mg/kg), manganese (1.9 m/kg), zinc (20 mg/kg), taurine (1400 mg/kg). Flavorings.
FAQ
Questions worth answering
Is Purina Pro Plan Veterinary Diets OM ST/OX Obesity Management good for cats?
According to MiauMiau's AI analysis, Purina Pro Plan Veterinary Diets OM ST/OX Obesity Management is a below-average wet food with a quality score of 1.4 out of 5. The first ingredient is an unnamed 'meat and animal by-products' blend with only 4% chicken specified, placing it near the bottom of the protein-source quality scale. Protein and carbohydrate levels are completely unlisted, making it impossible to verify nutritional adequacy for an obligate carnivore, while 'by-products of vegetable origin' and 'cereals' appear prominently as cheap fillers.
Is Purina Pro Plan Veterinary Diets OM ST/OX Obesity Management grain-free?
Yes, Purina Pro Plan Veterinary Diets OM ST/OX Obesity Management is grain-free. It does not contain wheat, corn, rice, or other grain ingredients. This can be beneficial for cats with grain sensitivities, though most healthy cats tolerate grains without issues.
How does Purina Pro Plan Veterinary Diets OM ST/OX Obesity Management compare to other wet food?
According to MiauMiau's database of over 5,000+ cat food products, Purina Pro Plan Veterinary Diets OM ST/OX Obesity Management scores 1.6 points below the average wet food quality score of 3.0. MiauMiau's AI evaluates ingredient quality, protein adequacy, filler content, and additive safety to generate each score.
Is Purina Pro Plan Veterinary Diets OM ST/OX Obesity Management suitable for kittens or senior cats?
Purina Pro Plan Veterinary Diets OM ST/OX Obesity Management is formulated for adult cats. If you have a kitten or a senior cat, look for formulas specifically designed for their life stage.
What are the main ingredients in Purina Pro Plan Veterinary Diets OM ST/OX Obesity Management?
The top 5 ingredients in Purina Pro Plan Veterinary Diets OM ST/OX Obesity Management are: Ingredients: meat and animal by-products (including 4% chicken), by-products of vegetable origin, fish and fish by-products, minerals, cereals. Additives: nutritional additives: vitamin A (1. The first ingredient is a named animal protein (Ingredients: meat and animal by-products (including 4% chicken)), which is a positive sign of quality. The remaining top ingredients are by-products of vegetable origin, fish and fish by-products, minerals, cereals. Additives: nutritional additives: vitamin A (1. Ingredient order indicates proportion by weight, so the first ingredients make up the bulk of the formula.
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