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Zylkene Calming Supplement for Dogs 10-30kg - 100 capsules By Zylkene

11Reviews
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RRP £107.92

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Zylkene 225mg is a calming supplement for medium dogs (10–30kg), designed to help them cope with short-term challenging situations such as loud noises, social gatherings, travelling, vet visits, or changes in their environment. It contains a natural milk protein with clinically proven calming effects and is widely recommended by vets across the UK. Zylkene is a complementary feeding stuff for dogs and not a veterinary medicine. Keep out of sight and reach of children.
  • UK’s No.1 Veterinary Calming Supplement*, widely used and trusted by vets.
  • A clinically proven complementary calming feed to help pets cope with short-term stressful events.
  • Contains a natural milk protein that delivers a calming message to the brain through the body’s natural messenger system.
  • Easy to administer—simply open the capsule and sprinkle the powder onto your dog’s food.
  • Ideal for short-term support: start 1–2 days before the anticipated event.
Powder (76.9%): Casein (Trypsin hydrolysed bovine casein), Maltodextrin, Magnesium stearate.
Capsule (23.1%): Bovine skin gelatine.
Powder: Crude protein 54%, crude fat 1.5%, crude ash 10%, moisture 6.0%, crude fibre 5.5%.
Capsule: Crude protein 0%, crude fat 95%, crude ash 0%, moisture 5%, crude fibre 0%.
Short-term use: Begin 1–2 days before the predicted stressful event or environmental change.
Longer-term use: Continue for 1 month and reassess your dog’s behaviour. Continue if needed.

The recommended daily amount should be given in one intake. Capsules can be opened and sprinkled onto food.

Dosage:
– 10–15kg body weight = 1 capsule daily
– 15–30kg body weight = 2 capsules daily

Always ensure fresh drinking water is available.
Store in a cool, dry place.

Ratings & Reviews

11 reviews

  • 3 stars
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  • 1 star
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19/8/2025 4:43:00 PM

Highly recommend

by Olivia Quinn -

A top quality product for helping dogs cope with stress and anxiety Excellent.

15/8/2025 2:22:00 PM

Essential for his well being

by Peter Roberts -

This supplement is a crucial part of his anxiety management plan He is much happier now.

21/8/2025 12:56:00 PM

Can be hard to open capsules

by Nathan Perry -

Opening the capsules to sprinkle the powder can be a bit fiddly but it's manageable.

13/10/2025 8:09:00 AM

Noticeable difference

by Mia O'Connell -

It took a week or so to see the full effect but the reduction in his anxious pacing is clear.

22/10/2025 3:17:00 PM

Vet recommended

by Leo Newman -

My behavioral vet suggested Zylkene and it has been a game changer for his anxiety.

6/7/2025 10:44:00 AM

Good bulk purchase

by Karen Martin -

The bottle of 100 capsules is fantastic value and lasts a long time for daily use.

2/9/2025 10:06:00 PM

Non sedative calmness

by Joel Lewis -

I love that these provide calmness without making him drowsy or sedated just genuinely relaxed.

23/8/2025 1:57:00 PM

Easy to administer

by Iris King -

I sprinkle the powder inside the capsule onto his wet food and he eats it right up No fuss.

23/10/2025 10:57:00 PM

Great for loud noises

by Hugh Jackson -

I use these regularly and they help him cope much better with fireworks and sudden loud noises.

15/7/2025 10:41:00 AM

Brilliant for general anxiety

by Gail Harris -

My dog is much calmer and more relaxed during the day since taking these capsules.

20/4/2025 8:19 PM

Zyklene capsules

by Sally59 -

Cheapest place to buy these anxiety tablets for my very timid friend are working dry well not so jumpy still a bit worried when out she would rather use for wheels than her four legs