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Author Zoran Trifunovic
Zoran Trifunovic Writer
Updated on May 31st, 2024
Fact checked by Emma Vince

7 Best Low Phosphorus Cat Food Options in 2024

Cat food delivery can be a great choice for your cat's health and your convenience. However, choosing from all of the options can be overwhelming. I've done the research to pinpoint the best services for you.

If your cat suffers from kidney disease, many vets recommend following a low phosphorus diet. This could help slow down the disease progression and may lead to a longer life for your cat.

I recommend Chewy for its diverse selection and excellent value. It makes ordering low phosphorus cat food straightforward and hassle-free, ensuring your feline friend gets the best nutrition without any complications.

Short on Time? Here Are the Best Low Phosphorus Cat Food Options

  1. Chewy – Best overall low phosphorus cat food

  2. Smalls – Best fresh and healthy cat food service

  3. The Honest Kitchen – Best human-grade cat food

  4. Raised Right – Best adult cat food recipes

  5. Open Farm – Best sustainable cat food option

See 2 more low phosphorus cat food services

Disclaimer: This article about low-phosphorus cat food is intended for informational purposes only. It is crucial to consult with your veterinarian before making any changes to your cat's diet. This is especially important if they are being managed for a health condition such as kidney disease.

The Best Low Phosphorus Cat Food Reviewed

1. Chewy – Best Overall Low Phosphorus Cat Food

Chewy's Weruva Wx Phos Focused

Key Features

Chewy excels in providing a vast array of low phosphorus cat food options. Its extensive selection ensures you find the right dietary solutions for your cat's specific needs, particularly if they require kidney care nutrition.

What's on Offer?

Chewy offers a wide range of proteins, including fish, chicken, and lamb, which is crucial for cats on a low phosphorus diet. The ability to filter for allergens or special dietary needs simplifies your search for the right food. 

In its kidney care collection, Chewy features over 40 choices, including both wet and dry options. This selection, featuring brands like Hill’s, Royal Canin, and Weruva, provides quality, low phosphorus cat food options for various preferences.

Chewy's selection is diverse, catering to different dietary requirements and tastes. The low phosphorus cat food range includes specialized diets, ensuring your cat receives the necessary nutrition for their health condition. A can and a bowl from Chewy's assortment

What Makes It Special?

I appreciate Chewy's combination of deals and subscriptions, offering savings on low phosphorus cat food. These benefits, highlighted in our expert tested review, make it a financially savvy choice. 

Although orders from Chewy aren't personalized like some other services, the flexibility in choosing from a range of low phosphorus cat food options is a standout feature. You have the freedom to select the most suitable options for your cat's diet.

Chewy goes beyond just food; it offers a range of items, including toys and pharmacy products. This variety, along with a good selection of low phosphorus cat food, makes it a one-stop shop for your cat's overall well-being.

Is It Good Value?

Chewy's pricing for low phosphorus cat food starts at <$2 per meal, with no minimum order requirement. The auto-ship option not only provides an initial discount on your first order but also offers ongoing savings with a 5% discount on future orders.

Shipping for one-time orders at Chewy is reasonably priced at $4.95 or free for orders over $49. This pricing structure makes purchasing low phosphorus cat food from Chewy an economical choice, providing good value for money.

2. Smalls – Best Fresh and Healthy Cat Food Service

Smalls' Other Bird Smooth Recipe

Key Features

Smalls stands out for its commitment to fresh, high-quality cat food, emphasizing human-grade ingredients tailored for feline health. This ensures that your cat receives not only a delicious meal but also one that's nutritionally balanced. This is particularly important for those requiring low phosphorus diets.

What's on Offer?

Smalls offers fresh, human-grade cat food, ideal for maintaining a healthy diet. Its recipes, named Fish (white fish), Bird (chicken), Other Bird (turkey), Pig (pork), and Bird & Fish (chicken and salmon) cater to various preferences while ensuring nutritional balance. For those seeking low phosphorus options, Smalls provides a fresh alternative.

Bird and Other Bird recipes from Smalls are available in both smooth pate and ground textures. Other dishes are smooth. This variety accommodates different feline tastes and feeding habits, making it a versatile choice for cats on a low phosphorus diet.

Smalls' recipes are gently cooked and then frozen to retain nutrients. So, it's important to note that they may not be suitable for cats in advanced stages of kidney disease. Smalls' Ground Bird (chicken) Recipe

What Makes It Special?

Smalls uses human-grade ingredients in its recipes, ensuring high-quality, nutritious meals for your cat. Due to the quality of the ingredients, it should meet the needs of cats requiring a low phosphorus diet in the early stages of kidney disease.

Before introducing Smalls to a cat with specific health concerns, I advise consulting with your vet. This step ensures the food aligns with your cat's dietary needs, especially if they require a low phosphorus diet.

My experience with Smalls' customer service was notably positive. Its friendly and helpful approach, as detailed in our tested review, enhances the overall experience of choosing the right cat food.

Is It Good Value?

When signing up for a Smalls subscription, you also receive free treats for life, a unique offer in the cat food delivery service realm. This adds value to your subscription, as you can save on buying extra treats. 

Smalls' pricing starts at $5 per meal, with free delivery on your first sample order. Shipping for subsequent deliveries is priced at $10, which is pretty standard for the industry.

3. The Honest Kitchen – Best Human-Grade Cat Food 

The Honest Kitchen's wet Minced Salmond & Cod food

Key Features

  • Human-grade, minimally processed

  • Dehydrated and wet food types

  • Beef, chicken, and fish proteins

The Honest Kitchen distinguishes itself with its range of human-grade cat food. It offers a healthy and wholesome diet for your feline friends, especially those needing low phosphorus options.

What's on Offer?

The Honest Kitchen provides a variety of cat food types, including dry, dehydrated, and wet options, catering to different preferences. For cats requiring low phosphorus diets, there are choices with moderate protein levels and reduced phosphorus, like the Minced Salmon & Cod recipe.

It also offers toppers, treats, and supplements to complement your cat's diet. The available proteins include chicken, turkey, fish, and more, ensuring a range suitable for cats on a low phosphorus diet.

The Honest Kitchen features a wide array of filters to help you narrow down choices by life stage, nutrients, and preferred proteins. For more details on what’s on the menu and more, check out our full review The Honest Kitchen's Grain-Free Chicken Pate Wet Cat Food

What Makes It Special?

The Honest Kitchen offers an easy-to-complete quiz to help you find the perfect recipe for your cat. This tool is particularly helpful if your cat requires a low phosphorus diet.

For additional assistance, you can use resources like the chatbot or email support. These options ensure you get the best advice for choosing low phosphorus cat food.

Each product from The Honest Kitchen comes with a handy feeding guide, ensuring you serve the correct amount of low phosphorus food to your cat.

Is It Good Value?

The Honest Kitchen features a rewards program, allowing you to earn points for purchases. This program adds value, especially for regular buyers of low phosphorus cat food.

Prices for low phosphorus cat food at The Honest Kitchen start at $5.99 for dry food. There's free shipping on orders over $49. This pricing structure makes it a cost-effective option for purchasing high-quality cat food.

4. Raised Right – Best Adult Cat Food Recipes

Raised Right's Turkey recipe

Key Features

  • Farm-to-bowl freshness promise

  • Human-grade, cooked food

  • Turkey or chicken varieties

Raised Right emphasizes high-quality adult cat food recipes, focusing on nutritional value and palatability. This makes it an excellent choice for cats requiring specific dietary needs, like low phosphorus intake. Most of its recipes have low levels of phosphorus.

What's on Offer?

Raised Right offers chicken and turkey recipes, ideal for adult and senior cats. The pate texture of these recipes is particularly suitable for older cats, who may require low phosphorus diets. These meals cater to their specific dietary needs while ensuring palatability.

All recipes from Raised Right are lightly cooked and human-grade for quality and safety. This level of care is especially important for cats on specialized diets like low phosphorus food.

In addition to its main meals, Raised Right offers Meat Bites made from beef and Shake A Flakes, a single-ingredient food topper. Be sure to check the phosphorus content of these treats before giving them to your cat, and seek advice from your vet, if necessary.  Raised Right's cat food

What Makes It Special?

A full box of food from Raised Right contains 16 bags, designed to be stored in the freezer. This ensures the freshness of the low phosphorus cat food until it's ready to be defrosted and served. The company also commits to offsetting carbon emissions and ingredient traceability, as highlighted in our review

Raised Right allows easy online plan pausing. For changes to your cat’s details, you must contact customer service, ensuring personalized attention for their dietary needs.

I appreciate that Raised Right offers options like a 50% or 25% feeding plan. This flexibility allows you to tailor the amount of low phosphorus cat food to your cat's specific needs (and your budget!).

Is It Good Value?

While you can order from Alaska or Hawaii, I recommend getting a quote from customer service before placing your order. Often, shipping costs for these states can be much higher than standard.

Raised Right's pricing for low phosphorus cat food starts at $9.99/bag. Shipping is free for a full box or $9.99 for a sample order, providing financial flexibility.

5. Open Farm – Best Sustainable Cat Food Option

Open Farm's Wild-Caught Salmon Rustic Blend recipe

Key Features

  • Sustainability in sourcing practices

  • Dry, wet, and freeze-dried

  • Ocean-caught fish and grass-fed beef

Open Farm sets itself apart as a sustainable cat food option. It offers environmentally conscious choices that align with the needs of cats requiring low phosphorus diets. 

What's on Offer?

Open Farm offers a variety of cat food types, including dry, wet, bone broth, and some dried raw options. This diversity ensures you can find suitable low phosphorus options for your cat’s specific needs.

A good range of proteins, such as chicken, lamb, salmon, and turkey, are available. These options cater to different dietary preferences while keeping in mind the necessity for low phosphorus content.

Open Farm's recipes are formulated by food scientists and nutrition specialists, ensuring the food you’re feeding meets the nutritional requirements for your cat. However, meals aren’t pre-portioned, so you’ll need to follow the guidelines on packs. This is especially important for monitoring your cat’s low phosphorus diet. Open Farm's Pasture-Raised Lamb Dry Cat Food

What Makes It Special?

As mentioned in our in-depth review, all ingredients in Open Farm products are traceable. This transparency is vital for ensuring the quality and sustainability of the meals you choose.

Open Farm ensures all proteins used in its recipes are raised humanely. This ethical approach extends to its low phosphorus cat food options, providing a responsible choice for environmentally conscious cat owners.

Autoship with Open Farm makes the ordering process convenient, ensuring a regular supply of food. This service saves time and effort in managing your cat’s dietary needs.

Is It Good Value?

Open Farm offers a full refund within 15 days of your first order – a reassuring option for those trying out its cat food for the first time.

Prices for Open Farm start at $7/lb without auto-shipment. Shipping is free for orders over $50 or $5.99 otherwise, making it a financially viable option for quality cat food.

6. Cat Person – Best Customizable Cat Food Plans

Cat Person's Chicken Shreds in Broth

Key Features

  • Tailored plans for individual cats

  • Wet, dry, and meal toppers

  • Duck, salmon, and chicken proteins

Cat Person specializes in offering customizable cat food plans that cater to the unique dietary needs of your cat, including those requiring low phosphorus diets. This approach allows for personalization, ensuring that your cat's nutritional needs and preferences are met.

What's on Offer?

You can choose from a variety of wet or dry recipes at Cat Person. The protein options include salmon, tuna, mackerel, beef, and chicken, catering to different feline tastes and dietary requirements, including low phosphorus needs.

The wet recipes from Cat Person come in shreds in broth or pate form, providing texture options for your cat. Its dry recipes are available in 3 flavors, all focusing on high-quality proteins, though they may be higher in phosphorus than alternatives like Chewy.

Cat Person's recipes are all grain-free and emphasize quality proteins. While this might result in a higher phosphorus content, they may still be suitable for your cat's needs. Additionally, Goodness Blends are available to support various health aspects like skin, coat, joints, and digestion. Cat Person's Chicken & Turkey recipe

What Makes It Special?

Setting up a meal plan for your cat with Cat Person is straightforward, offering a blend of convenience and personalization. This ease of use is essential when managing special diets, including low phosphorus cat food.

As I noted in my review, managing your subscription and order details with Cat Person is hassle-free. This flexibility is crucial for ensuring your cat's low phosphorus diet is consistent and suited to their evolving needs.

Beyond cat food, Cat Person offers a range of products, including clothing for both you and your cat. You can also find accessories like cat beds, bowls, and toys. 

Is It Good Value?

Cat Person's pricing starts at $2.76 per day, accommodating various budgets. Its 30-day 100% satisfaction guarantee with your first order allows you to test out new food with confidence. 

There's no apparent minimum order at Cat Person. The starter box automatically enrolls you in a subscription. But you also have the option to order a la carte, providing flexibility in how you purchase low phosphorus cat food.

7. JustFoodForCats – Best Chef-Crafted Cat Food Recipe

JustFoodForCats' Fish & Chicken recipe

Key Features

  • Gourmet recipes by chefs

  • Fresh, frozen recipe for cats

  • Chicken and fish proteins

JustFoodForCats offers chef-crafted cat food recipes, combining culinary expertise with nutritional science. Its focus on high-quality, human-grade ingredients ensures a premium dining experience for your cat. Especially noteworthy are its recipes designed for specific dietary needs, including those requiring lower phosphorus content.

What's on Offer?

Its Fish and Chicken recipe is an excellent choice for cats with allergies, thanks to its limited ingredients. This recipe is gluten- and grain-free and has a moderate level of phosphorus. So I recommend checking with your vet before ordering if your cat requires a low phosphorus diet.

Salmon Bark treats, specifically crafted for cats, might be a suitable addition to a low phosphorus diet. However, be mindful of the overall phosphorus content in your cat's diet.

The menu at JustFoodForCats is somewhat limited, as the service focuses more on dogs. See our in-depth review for more details on the company. For a wider variety of low phosphorus cat food options, I suggest looking at Chewy. JustFoodForCats' Salmon Bark Treats for Cats

What Makes It Special?

Recipes at JustFoodForCats are created with specialists to ensure they’re healthy for your cat and meet AAFCO standards. This includes considerations for low phosphorus requirements.

Its cat food options are human-grade and crafted in kitchens open to the public. The Fish and Chicken recipe is lightly cooked to maintain nutrition and then frozen for delivery, ensuring freshness and quality for your cat's low phosphorus diet.

Is It Good Value?

Signing up for autoship with JustFoodForCats offers convenience and free shipping on frozen orders with a purchase amount exceeding $99. You get 50% off your first autoship order and 5% off recurring autoship orders, a significant saving for regular purchases.

Prices at JustFoodForCats start at $6.45. This pricing structure makes it a cost-effective option for high-quality, chef-crafted low phosphorus cat food.

Quick Comparison Table

Starting Price

Minimum Order

Best For

Meal Type


Active Deals


<$2 per meal

No minimum

Recipe variety, prescription diets

Fresh, wet, dry, and more

$4.95 or free on orders over $49

Save 35% On Your First Order from Chewy


$5 per meal

2-weeks’ worth of food

Nutritionally balanced meals, high-quality ingredients


Free for sampler, then $10

32% off your first order + free treats for life. Code: DELIVERY5 from Smalls

🥉The Honest Kitchen

$5.99 for dry food

No minimum

A range of formulations, human-grade food

Fresh, dry, dehydrated

$9 or free on orders over $49

Get 30% off $30+ orders with code DELIVERYRANK30 from The Honest Kitchen

Raised Right


16 bags

Traceable ingredients, human-grade recipes


Free or $9.99

20% Off Your First Box (16 Bags) from Raised Right

Open Farm

$7/lb without auto-shipment

1 bag

Sustainable, ethical ingredients

Dry, wet, fresh, treats

$5.99 or free

Save 15% Off Your First Order With Code: HELLO15

from Open Farm

Cat Person

$2.76 per day

2-week starter pack

Recipe variety, high-protein recipes

Dry, wet, treats

Free for starter and meal plans over $45

Get 25% Off Your Starter Box from Cat Person



No minimum

Health-conscious pet owners

Fresh, treats


Get 50% off 1st autoship & 5% off recurring orders from JustFoodForCats

Tips for Choosing the Best Low Phosphorus Cat Food

Finding the best low phosphorus cat food delivery service can be challenging due to the variety of options and specific needs of your cat. To assist you, I’ve gathered some essential tips.

  • Consider your cat’s health: Age, medical conditions, and dietary restrictions play a crucial role in selecting the right food. Chewy offers a wide variety of brands that cater to low phosphorus diets, making it easier to find food that suits your cat’s specific health requirements.

  • Consider the food type: The type of food you choose should align with your cat’s age and preferences. Wet food options, like those from Smalls, can be more appealing to some cats, while others might prefer dry food. 

  • Consider your budget: The cost of cat food delivery services varies, so it's important to find 1 that fits your budget. Look for bulk discounts and shipping costs. Each provider on this list offers solid value for money, and don't forget to use coupon codes for additional savings.

  • Consult with your vet: Before transitioning to a new food, especially for a specific diet like low phosphorus, it's important to consult with your vet. They can provide guidance on the best options for your cat, considering any digestive issues or other health concerns.


Which cat food is low in phosphorus?

Chewy offers a wide range of low phosphorus cat food options, catering to various dietary needs. When choosing low phosphorus cat food, it's important to look for brands that specifically state their phosphorus content, ensuring it aligns with your cat's health requirements.

How do I reduce phosphorus in my cat’s diet?

To reduce phosphorus in your cat's diet, select cat foods that are specifically formulated to be low in phosphorus. Consider brands that focus on kidney health or cater to senior cats, as they often have reduced phosphorus levels. Always consult with your vet before making dietary changes.

What’s the best non-prescription low phosphorus cat food?

The best non-prescription low phosphorus cat food options can be found on services like Chewy. It offers a variety of brands that cater to low phosphorus needs without requiring a vet's prescription. Look for foods labeled as suitable for kidney care or senior cats, as they often have a lower phosphorus content.

Best Low Phosphorus Cat Food in 2024 — Final Score

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