Regal Lean Cat Recipe is a reduced-calorie dry cat food for weight management and senior maintenance in less active or overweight adult cats.

The first ingredient is chicken meal, supported by whitefish meal, dried eggs, shrimp meal, and menhaden fish meal, forming a diverse multi-source animal protein base.

The formula delivers 28% crude protein and 8–10% crude fat, aiming to preserve lean muscle mass while minimizing fat accumulation during calorie restriction.

Multiple whole grains, including brown rice, sorghum, millet, and oatmeal, provide energy and fiber, while beet pulp and flaxseed offer additional digestive support.

Pea protein appears in the mid-ingredient list and contributes additional plant-based protein, which is lower in digestibility and amino acid completeness than animal protein.

Probiotics such as Lactobacillus acidophilus (10 million CFU/lb) and fibers like beet pulp and seaweed meal help support gastrointestinal health and nutrient absorption.

The formula includes 0.7% omega-3 fatty acids, 400 ppm glucosamine for joint support, and chelated minerals like zinc proteinate and manganese proteinate to enhance mineral bioavailability.

Ash content is 7.2%, with moisture at 10%, indicating a moderate mineral load consistent with many weight-control formulas.

Pros:

• Moderated calorie profile: With fat capped at 10% and protein at 28%, the formula helps manage weight without compromising muscle maintenance.

• Multi-source animal proteins: Chicken meal, whitefish meal, dried eggs, shrimp meal, and fish oil create a balanced amino acid profile and enhance palatability.

• Digestive health support: Contains probiotics and prebiotic fibers (beet pulp, flaxseed, dried seaweed) to maintain a healthy gut microbiome and promote digestion.

• Functional additives: Includes 0.7% omega-3 for anti-inflammatory benefits and 400 ppm glucosamine to support aging joints.

• Chelated minerals included: Zinc and manganese proteinate enhance mineral absorption and contribute to overall metabolic health.

Cons:

• Includes plant protein: Pea protein contributes non-meat protein, which may dilute the overall amino acid quality compared to a fully animal-sourced formula.

• Relatively low fat: While weight control benefits, the 8–10% fat content may not satisfy more active or underweight cats.

• Grain-inclusive formulation: This formulation uses brown rice, millet, oatmeal, and sorghum, which may be unsuitable for cats with grain sensitivities.

• No fresh meat ingredients: The absence of fresh or raw meat sources means the food relies entirely on rendered meals and dehydrated proteins.

• No natural taurine source listed: Taurine appears only as a supplement and is not derived from natural organ meat components.