Tear Stain Bites Soft Chew Supplement
Verified Aug 28, 2026
This is a soft chew supplement for dogs of all ages designed to support normal eye moisture and overall eye health. It provides fish oil (AlaskOmega) as a source of omega fatty acids, along with an antioxidant blend that includes cranberry concentrate, marshmallow, vitamin E, quercetin, lutein, and astaxanthin. It’s intended as a daily add-on to a complete diet, not as a primary food.
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Strong Choice
This is a reasonably well-formulated eye health supplement that focuses on omega fatty acids and a variety of antioxidant ingredients to support normal tear production and visual function. It may be useful for dogs who tend to get weepy eyes or for owners looking to add antioxidant support on top of a balanced diet. As with any supplement, its benefits will depend on the individual dog and should be used alongside, not instead of, good overall nutrition and veterinary care.
Computed from 3 of 3 applicable checks. Missing data is skipped, never counted against a food.
The KibbleLab Score (1–10) is assessed from publicly available product data. Our evaluation is science-based, not marketing-based.
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At a Glance
Where these benefits come from
Benefits the manufacturer highlights in its own product marketing. KibbleLab lists them for reference and does not verify these claims.KibbleLab Review
Strengths
- Includes fish oil (AlaskOmega), which provides omega fatty acids that can support skin and eye surface health.
- Contains multiple antioxidant ingredients (cranberry concentrate, vitamin E, quercetin, lutein, astaxanthin) that may help protect eye tissues from oxidative stress.
- Soft chew format is generally easy to give and can work well for small dogs, seniors, or picky eaters.
- Dosed by body weight with simple daily guidelines, making it straightforward for most owners to use consistently.
Considerations
- This is a supplement only and does not replace a complete and balanced dog food; overall diet quality remains the most important factor for eye and skin health.
- Fish oil and fish-derived ingredients can be allergens for some dogs; if your dog has a known fish allergy, this product would not be appropriate.
- Dogs with existing eye disease, significant tear staining, or other health issues should be evaluated by a veterinarian to rule out underlying causes before relying on a supplement.
Full Ingredient List
Ingredients and analysis reflect manufacturer data at the time of our last update and can change without notice. Always check the actual product packaging before feeding.
Ingredient filtering helps identify compatible options but is not a substitute for a veterinary elimination diet.
Top 5 Ingredients Explained
01
Antioxidant
Antioxidants are added to pet foods to prevent oxidation of fats and preserve vitamins and product freshness, commonly used forms include mixed tocopherols (vitamin E), ascorbic acid (vitamin C), and botanical extracts like rosemary. They help reduce cellular oxidative damage and support long-term health in dogs and cats; typical levels in commercial diets are safe and beneficial, though very high supplemental doses or certain synthetic antioxidants (e.g., BHA/BHT) have raised concerns, so consult your veterinarian if considering additional supplementation.
02
Cranberry
Cranberries are used in pet foods and supplements as a source of fiber and antioxidants (notably polyphenols/proanthocyanidins) and are commonly included for their potential urinary tract–supporting properties in dogs and cats. While these compounds may help inhibit bacterial adhesion in the urinary tract, scientific evidence in pets is limited, and owners should choose unsweetened, preservative-free preparations (avoiding products sweetened with xylitol), watch for gastrointestinal upset or effects on urine pH, and consult a veterinarian for pets with urinary stones or taking certain medications.
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03
Marshmallow
Marshmallow (typically the root or extract of Althaea officinalis) is used in pet foods and supplements as a botanical demulcent—its mucilaginous compounds provide gentle, soluble-fiber–like soothing for digestive, urinary, and respiratory mucosa rather than contributing meaningful protein or vitamins. It is generally regarded as safe in small, standardized amounts and may offer mild prebiotic or calming effects, but can alter absorption of some medications and commercial candy forms contain sugars and additives harmful to pets, so veterinary guidance is recommended for therapeutic use.
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04
Vitamin E
Vitamin E is a fat‑soluble vitamin and antioxidant commonly added to dog and cat foods both as an essential nutrient and to protect fats and fat‑soluble vitamins from oxidation. It supports immune function, healthy skin and coat, and cellular protection; deficiency is uncommon in complete diets, while excessive supplemental doses are unnecessary and very high amounts may interfere with blood clotting or interact with certain medications.
05
Fish Oil
Fish oil is commonly added to pet foods as a concentrated source of healthy fats—primarily the omega‑3 long‑chain fatty acids EPA and DHA—to boost energy density and palatability. EPA and DHA support skin and coat condition, joint and cardiovascular health, and brain development (cats require preformed DHA), but fish oil is calorie‑dense, can oxidize if not properly stabilized, may contain environmental contaminants unless purified, and high doses can cause gastrointestinal upset or affect blood clotting, so product quality and appropriate dosing are important.
Product Details & Brand
Product Specs
Brand
Zesty Paws is a leading brand in the pet supplement category offering premium-quality chews, oils, and functional treats for dogs and cats. The brand is positioned as a fun and approachable yet scientifically informed line for pet wellness, targeting pet owners seeking preventive health solutions.
Manufacturer
Zesty Paws follows U.S. FDA regulations for pet supplements and employs manufacturing partners that comply with cGMP (Current Good Manufacturing Practices). The company emphasizes ingredient transparency and product testing to ensure quality, potency, and safety.
Manufacturing details are compiled from public sources and not independently verified; they may not reflect contract manufacturing or co-packing.
Recall History
No recall is listed for Zesty Paws Tear Stain Bites Soft Chew Supplement.
Source: FDA animal food recall listings back to January 2019 · Checked daily, last on Aug 31, 2026
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Frequently Asked Questions
Has Zesty Paws ever been recalled?
We have no recalls on record for Zesty Paws. We track the FDA's animal food recall listings back to January 2019 and publish every pet food recall automatically. A filing that isn't pet food may not appear here.
How does KibbleLab rate foods?
Our scores are based on ingredient composition, nutritional profile, AAFCO compliance, and health considerations. We don't penalize by-products, grains, or synthetic preservatives. Brands cannot pay for higher scores.
Is KibbleLab a substitute for veterinary advice?
No. KibbleLab provides data-driven food analysis, not medical advice. Always consult your veterinarian before making dietary changes, especially for pets with health conditions.
KibbleLab provides informational content only. This is not veterinary advice. Always consult a qualified veterinarian before changing your pet's diet.
KibbleLab may earn affiliate commissions through product links. No one can pay for a higher score, or to change what we recommend for your pet.
Product data sourced from manufacturer websites, AAFCO statements, and FDA recall listings. Last verified dates reflect our most recent data check. We track the FDA's animal food recall listings back to January 2019 and publish every pet food recall automatically. A filing that isn't pet food may not appear here.
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