Dog Health Products | KOA Healthcare Canine Collection

Simple ingredients. Real results.
Plaque Guard is a daily dental water additive made with carefully chosen, human‑grade ingredients to help support cleaner teeth, healthier gums, and fresher breath—just by adding it to your pet’s water.Plus: pH-balanced for maximum effect.
Plaque Guard is pH-balanced to help the formula work at its best in your pet’s water bowl—supporting ingredient stability, comfort, and consistent daily use.

Reverse Osmosis Filtered Water

Ultra‑pure water that helps keep the formula clean, stable, and fresh—so every ingredient can do its job.

Organic Vegetable Glycerin

A gentle, plant-based ingredient that helps the formula mix smoothly, taste slightly sweet (no sugar), and deliver the good stuff evenly.

Organic Pomegranate Extract

A powerful antioxidant that helps support a healthier mouth by fighting the “bad guys” that can contribute to plaque and gum irritation.

Wild Blueberry Extract

Packed with antioxidants that help protect oral tissues and support overall wellness—while helping keep breath fresher.

Organic Chlorella

A nutrient-rich superfood with natural chlorophyll that supports freshness from the inside out and helps promote a clean, healthy system.

Organic Spirulina

Another superfood ingredient loaded with nutrients and antioxidants to support immune health and help your pet feel their best.

Natural Yucca Extract

Helps reduce odor (hello, fresher breath) and supports digestion—because a healthy gut can make a difference in overall freshness too.

Zinc Gluconate

A trusted mineral used in oral care to help slow down plaque-causing bacteria and support healthy gums.

Organic Papain Enzyme (from Papaya)

A gentle enzyme that helps break down protein-based buildup on teeth—without scraping or harsh abrasives.

Vitamin B2 (Riboflavin)

Supports healthy cells and tissues, including the gums and mouth—great for everyday maintenance.

Vitamin C (Ascorbic Acid)

An antioxidant that supports gum health and helps maintain strong, healthy tissues in the mouth.

Vitamin E (Tocopherol)

Helps protect oral tissues from oxidative stress and supports overall wellness (plus it helps keep the formula stable).

Organic Clove Extract

Traditionally used in oral care—supports a cleaner mouth and fresher breath with natural plant power.

Organic Cinnamon Extract

Naturally supports a balanced oral environment and helps keep breath smelling better.

Liquid Chlorophyll

Nature’s “deodorizer”—helps neutralize odor and supports fresher breath from within.

Natural Xanthan Gum

A plant-based stabilizer that keeps everything blended properly and helps the solution stay consistent.

Sorbic Acid + Potassium Sorbate

Food-grade preservatives that help keep Plaque Guard fresh and safe by preventing spoilage—without harsh chemicals.

Wild Salmon Oil (Cat Formula Only)

Omega‑3s (EPA & DHA) to support gums, skin, and coat—plus it makes the cat formula extra tasty.

Yes. Plaque Guard is a powerful at-home dental support, but regular veterinary cleanings are essential to keep your pet’s teeth and gums in top shape.

Plaque Guard can be used as a water additive or a food topper. Simply follow the recommended dosage based on your pet’s size for safe, effective results.

Absolutely! Plaque Guard is formulated for all breeds of dogs and cats, with specific dosage guidelines for each.

Shake well before each use (natural sediments are normal).

Mix 3 ml of Plaque Guard with 500 ml of fresh water.Or 1 Teaspoon into 1 Quart of water.

Change water daily to keep it fresh.

For first-time use, start with half the dose for one week so your pet adjusts gradually.

Refrigeration is recommended after opening.However not necessary if you store in a cool dark space

Yes. Plaque Guard is made with natural extracts and superfoods. It is safe for daily, long-term use in both dogs and cats when following the dosage guidelines

Shake well before use.

Apply Plaque Guard undiluted directly onto food 1–2 times daily.

Recommended daily dosage:


Small Breeds: ¼ tsp (1.5 ml)


Medium Breeds: ½ tsp (2.5 ml)


Large Breeds: ¾ tsp (3.6 ml)


All Cats: ⅛ tsp (0.61 ml)

Start with half the dose for the first week for new users.