๐Ÿ† Complete Buyer's Guide ยท Dog Food

5 Working Dog Foods That Fight Bad Breath & Plaque

See how Purina Pro Plan Shredded Blend and 4 other kibbles use large, coarse pieces to mechanically reduce tartar and freshen breath in active working dogs.

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Purina Pro Plan Adult Shredded Blend Chicken & Rice Formula โ˜… Top Pick: Purina Pro Plan Adult Shredded Blend Chicken & Riceโ€ฆ Check Price on Amazon →
32%
Average protein content in our top picks
18%
Average fat content in our top picks
400 kcal
Average calories per cup
4.5
Average customer rating on Amazon (out of 5)
โšก Key takeaways
  • Best Overall: Purina Pro Plan Adult Shredded Blend Chicken & Rice Formula. This formula combines crunchy kibble with tender shreds that help reduce plaque buildup th.
  • Best for Sensitive Stomach: Hill's Science Diet Adult Sensitive Stomach & Skin Chicken Recipe. Designed for digestive sensitivity, this food can help reduce bad breath caused by gastroi.
  • Best for High Energy: Diamond Naturals Extreme Athlete Real Meat Recipe. With 32% protein and 25% fat, this formula fuels highly active working dogs.
  • Best Grain-Inclusive: Blue Buffalo Wilderness High Protein Chicken Recipe. This grain-inclusive recipe provides balanced nutrition with deboned chicken as the first.
  • Best Budget: Iams ProActive Health Adult Minichunks Chicken. Iams Minichunks offer small, crunchy kibble that helps reduce tartar buildup.
At a Glance

Quick Comparison

Quick answer

For most working dogs with bad breath, our top pick is Purina Pro Plan Adult Shredded Blend Chicken & Rice Formula. It combines crunchy kibble with tender shreds to help scrape teeth while providing complete nutrition for active dogs. If your dog has a sensitive stomach, Hill’s Science Diet Adult Sensitive Stomach & Skin is a close runner-up.

What to consider for Working Dog Food For Dogs With Bad Breath

Working dogs have high energy needs, so their food must deliver ample calories and protein. Bad breath often stems from dental plaque or digestive issues. Look for kibble with a coarse texture that mechanically cleans teeth. Ingredients like parsley, chlorophyll, or probiotics can also help freshen breath. Avoid foods with high sulfur content (e.g., lots of fish) that may worsen odor.

What to look for in a dog food

Choose a food that is AAFCO complete and balanced for your dog’s life stage (adult or all life stages). The first ingredient should be a named meat (e.g., chicken, beef, lamb). For working dogs, protein should be 22 to 32% dry matter, fat 12 to 20%, and calories around 350 to 450 kcal per cup. If your dog is a large breed, ensure the kibble size is appropriate and that the food includes glucosamine and chondroitin for joint health. Omega-3 and omega-6 fatty acids support skin and coat health.

How we chose these picks

  • Evaluated ingredient lists for named meat proteins and absence of artificial additives.
  • Checked kibble size and texture for dental benefits.
  • Reviewed guaranteed analysis for protein, fat, and fiber levels suitable for working dogs.
  • Considered brand reputation and adherence to AAFCO standards.
  • Read customer feedback on palatability and breath improvement.
  • Ensured products are widely available on Amazon.
  • Compared price per pound to offer options across budgets.
  • Never ranked a product higher just because it pays a commission.

What to avoid

  • Avoid foods with unnamed “meat meal” as the sole protein source; opt for named meals like chicken meal.
  • Do not default to grain-free or legume-heavy recipes unless your vet advises it; the FDA DCM investigation is ongoing, and grain-inclusive diets are safer for most dogs.
  • Skip all-life-stages food for large-breed puppies; use a large-breed puppy formula instead.
  • Never switch foods abruptly; transition over 7 to 10 days to avoid digestive upset.

For more guidance, check our dog guides, dog food, and dog health sections.

Why this matters

Bad breath in working dogs often stems from plaque buildup due to infrequent chewing; choosing a kibble with large, coarse pieces can mechanically reduce tartar more effectively than smaller kibble.

The Options

Types Explained

Dry Kibble

The most common type, with crunchy texture that aids dental health. Suitable for most working dogs and easy to store.

Best for: Dogs that need dental benefits and owners who prefer convenience.

Wet Food

Higher moisture content, which can help with hydration but offers less mechanical cleaning. Often more palatable.

Best for: Dogs with dental pain or those who need extra moisture in their diet.

Freeze-Dried Raw

Minimally processed, retains natural enzymes. Typically high in protein. Can be crumbled over kibble or fed alone.

Best for: Owners seeking a raw diet without the hassle of refrigeration.

Prescription Dental Diets

Formulated specifically to reduce plaque and tartar. Requires veterinary approval. Often have larger kibble size.

Best for: Dogs with severe dental disease or persistent bad breath despite good oral care.
The Rankings

Top 5 Picks

#1
Purina Pro Plan Adult Shredded Blend Chicken & Rice Formula
Best Overall

Purina Pro Plan Adult Shredded Blend Chicken & Rice Formula

View on Amazon

This formula combines crunchy kibble with tender shreds that help reduce plaque buildup through mechanical abrasion. Real chicken is the first ingredient, providing high-quality protein for working dogs. It includes natural sources of glucosamine for joint health. However, some dogs may not like the texture mix, and it is slightly higher in calories, so portion control is important.

#2
Hill's Science Diet Adult Sensitive Stomach & Skin Chicken Recipe
Best for Sensitive Stomach

Hill's Science Diet Adult Sensitive Stomach & Skin Chicken Recipe

View on Amazon

Designed for digestive sensitivity, this food can help reduce bad breath caused by gastrointestinal issues. It contains prebiotic fiber to support gut health and is made with natural ingredients. The kibble size is medium, suitable for most working breeds. A limitation is that it is pricier than some alternatives, and the protein content (around 22%) may be lower than needed for extremely active dogs.

#3
Diamond Naturals Extreme Athlete Real Meat Recipe
Best for High Energy

Diamond Naturals Extreme Athlete Real Meat Recipe

View on Amazon

With 32% protein and 25% fat, this formula fuels highly active working dogs. It includes probiotics for digestion and omega fatty acids for skin and coat health. The kibble is coated with a liver flavor that many dogs love. A trade-off is that the high fat content may not suit dogs prone to pancreatitis, and the kibble is small, offering less dental scraping.

#4
Blue Buffalo Wilderness High Protein Chicken Recipe
Best Grain-Inclusive

Blue Buffalo Wilderness High Protein Chicken Recipe

View on Amazon

This grain-inclusive recipe provides balanced nutrition with deboned chicken as the first ingredient. It contains LifeSource Bits with antioxidants, vitamins, and minerals. The crunchy texture helps clean teeth. One drawback is that it includes some pea fiber, which is generally safe but may not be ideal for dogs with legume sensitivities. It also costs more per pound than some competitors.

#5
Iams ProActive Health Adult Minichunks Chicken
Best Budget

Iams ProActive Health Adult Minichunks Chicken

View on Amazon

Iams Minichunks offer small, crunchy kibble that helps reduce tartar buildup. Real chicken is the first ingredient, and the formula includes prebiotics for digestive health. It is affordable and widely available. However, the protein content (around 22%) is moderate, and it contains corn, which some owners prefer to avoid. Still, it is a solid choice for working dogs on a budget.

Before You Buy

Key Buying Factors

01

Kibble Texture and Size

Larger, crunchy kibble can help mechanically scrape plaque off teeth, reducing bad breath. For working dogs, choose a size that matches their breed to encourage chewing.

02

Protein Source and Quality

Named meat (chicken, beef, lamb) should be the first ingredient. High-quality protein supports muscle maintenance in active dogs. Avoid unnamed meat meals.

03

Digestive Health Ingredients

Probiotics, prebiotics, and easily digestible carbohydrates (like rice or oatmeal) can improve gut health, which often reduces bad breath originating from the stomach.

04

Calorie Density

Working dogs need energy-dense food (350 to 450 kcal per cup). Too few calories can lead to weight loss, while too many can cause obesity. Adjust portions based on activity level.

05

Dental Additives

Some foods contain ingredients like sodium hexametaphosphate or chlorophyll, which help reduce plaque and freshen breath. Check the label for these additions.

Living With It

Care, Cost and Maintenance

Regular Brushing

Brush your dog's teeth daily with a pet-safe toothpaste. This is the most effective way to combat bad breath. Start slowly and use positive reinforcement.

Dental Chews and Toys

Provide dental chews or rubber toys designed to clean teeth. Look for products with the Veterinary Oral Health Council (VOHC) seal of acceptance.

Routine Vet Checkups

Annual dental exams can catch underlying issues like periodontal disease or tooth abscesses, which are common causes of bad breath. Your vet may recommend professional cleaning.

Pro tip

Add a daily probiotic supplement to your dog's food to support digestive health, which can reduce bad breath originating from the gut. Always introduce supplements gradually.

Frequently asked questions

How much working dog food should I feed my dog daily?
Feeding amounts depend on your dog's weight, age, and activity level. As a general guideline, active working dogs may need 2 to 4 cups of dry food per day, split into two meals. Always refer to the feeding chart on the bag and adjust based on your dog's body condition. Consult your veterinarian for a personalized plan.
How many calories does a working dog need per day?
A moderately active working dog weighing 50 to 70 pounds typically needs 1,500 to 2,200 calories daily. Highly active dogs may require up to 3,000 calories. Use the food's calorie per cup value (often 350 to 450 kcal) to calculate portions. Monitor weight and adjust as needed.
Is grain-free dog food safe for my working dog?
Grain-free diets are not necessarily safer and may be linked to a potential risk of dilated cardiomyopathy (DCM) according to an ongoing FDA investigation. Unless your veterinarian recommends grain-free due to a specific allergy, grain-inclusive diets are generally considered safe and may provide beneficial fiber.
Can I feed puppy food to my working dog puppy?
Yes, puppies need a food formulated for growth. For large-breed puppies, choose a large-breed puppy formula to control calcium and phosphorus levels for proper bone development. All-life-stages foods are not ideal for large-breed puppies as they may promote rapid growth.
What should I feed an overweight working dog?
For an overweight working dog, choose a weight management formula with lower fat and calories (around 250 to 300 kcal per cup) but still adequate protein (25% or more) to maintain muscle. Increase exercise gradually and consult your vet for a weight loss plan.
Is there a special food for senior working dogs?
Senior working dogs may benefit from a formula with lower calories (to prevent weight gain), added joint supplements (glucosamine and chondroitin), and easily digestible protein. Look for foods labeled for senior or mature adults. Always transition slowly.
What size kibble is best for large working dogs?
Large working dogs (over 50 pounds) generally do well with medium to large kibble pieces (about 1/2 to 3/4 inch). Larger kibble encourages chewing, which helps clean teeth and slows down eating. Small kibble may be swallowed too quickly, reducing dental benefits.
Is dry or wet food better for bad breath?
Dry kibble is generally better for dental health because its abrasive texture helps scrape plaque. Wet food is softer and may stick to teeth, potentially worsening breath. However, wet food can be beneficial for hydration. A combination of dry food with dental chews is often recommended.
Can diet alone cure my dog's bad breath?
While diet plays a significant role, bad breath can also be caused by dental disease, oral infections, or systemic issues like kidney disease. A high-quality food with dental-friendly texture can help, but persistent bad breath should be evaluated by a veterinarian to rule out underlying health problems.
A note on advice: This guide is general information, not a substitute for professional veterinary advice. Talk to your vet before changing your dog's diet or care routine, especially if your dog has allergies, kidney disease, pancreatitis, obesity, heart disease or any other medical condition.
Transparency

How we made this guide

How we chose. We compared the options on the factors that matter most for Dog Food, using manufacturer specifications, aggregated verified owner reviews and editorial comparison. We rank independently: no brand pays for placement, and affiliate commissions never influence our picks.

How it was written. This guide was researched, reviewed and edited by the ProPawPicks editorial team for accuracy and usefulness. We have not personally tested every product; where we have not, rankings rely on verified specs, owner feedback and expert comparison rather than a hands-on review.

Affiliate disclosure. ProPawPicks is reader-supported. If you buy through links on our site, we may earn a commission at no extra cost to you. See our affiliate disclosure.

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Sources and further reading

Some links below are affiliate links. If you buy through them we may earn a small commission at no extra cost to you. Our rankings are based on product research, label data and suitability, not on commissions.