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Vetoquinol Zylkene Large Dogs 450-mg Capsules, Calming Supplement Supports Balanced Behavior, 30 CT Supplement Facts

Vetoquinol Zylkene Large Dogs 450-mg Capsules, Calming Supplement Supports Balanced Behavior, 30 CT is a cat calming supplement in capsule form (30 count).

CatCalmingCapsule★ 4.4 (184)

At a glance

30Capsules

Supplement facts

Zylkene contains bovine-sourced hydrolyzed milk protein, an ingredient that has calming properties

Values above are transcribed from the product label exactly as printed. Supplements are not reviewed or approved by the FDA to treat, cure, or prevent disease, and independent testing shows label accuracy varies between brands. Always check with your veterinarian before starting a supplement.

Directions

Capsules can be administered orally as a single dose, whole or opened at meal time. Use as recommended by your veterinarian. Short-term use: Use Zylkene for 1-2 days before a planned event or change in environment. Some animals may need earlier administration (5-7 days). Consult your veterinarian before giving your pet Zylkene. Follow the recommended administration on the package, unless otherwise instructed by your veterinarian. NUTRITIONAL INFORMATION

Ingredients

Zylkene contains bovine-sourced hydrolyzed milk protein, an ingredient that has calming properties

Package sizes

30 Count

Frequently asked questions

What is Vetoquinol Zylkene Large Dogs 450-mg Capsules, Calming Supplement Supports Balanced Behavior, 30 CT for?

Vetoquinol Zylkene Large Dogs 450-mg Capsules, Calming Supplement Supports Balanced Behavior, 30 CT is formulated as a calming supplement for cats.

How many capsules are in Vetoquinol Zylkene Large Dogs 450-mg Capsules, Calming Supplement Supports Balanced Behavior, 30 CT?

Each package of Vetoquinol Zylkene Large Dogs 450-mg Capsules, Calming Supplement Supports Balanced Behavior, 30 CT contains 30 capsules.

About this data

Data sources: PetSmart.

Data was compiled manually and may be out of date.

Barcode (GTIN): 0017030040852

Data last updated July 11, 2026.

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About this data

We gather factual supplement details from public manufacturer and retailer listings and product labels. Values are shown exactly as printed on each label. Supplements are not reviewed or approved by the FDA to treat, cure, or prevent disease, and label accuracy varies by brand. Nothing here is veterinary advice, and no product listed here is endorsed. Always check with your veterinarian before starting a supplement. Product names and trademarks belong to their respective owners.

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