Filter Results
Show Results

Dog Supplements & Dog Vitamins

All dogs are different, and some need a little more help than others when it comes to making sure they have enough nutrients and minerals in their diet. Explore OnBuy’s virtual health counter to discover the perfect set of dog supplements and dog vitamins for your pup. Read more about Dog Supplements & Dog Vitamins >

Showing 1-60 of 456 results

Sort By:
  • Popularity
  • Average Rating
  • Price (highest)
  • Price (lowest)
  • Product Name
  • Newest
Show Results

About Dog Supplements & Dog Vitamins

Discover OnBuy's great range of vitamins and supplements for dogs to keep your furry friend healthy and happy - whether they're recovering from an illness or simply topping up on their nutrient intake.

With so many different options available, it can be hard to know which direction to look in - but luckily our handy guide below is here to help. And if your cuddly canine is suffering from tummy problems, turn to our digestive remedies for quick relief!

Joint supplements for dogs

As your dog ages, their joint function tends to deteriorate and, just like humans, they are more susceptible to developing arthritis. With an extensive selection of dog arthritis supplements on offer, you'll find ways to reduce the strain on their joints and help them stay active for longer. 

Vitamins for dogs

Our brilliant range of dog multivitamins combine essential nutrients, minerals and trace elements that help to promote your dog's overall wellbeing. Replacing the goodness lost in their food through processing, their tails will soon be wagging with joy thanks to all the yummy flavours to pick from!

Puppy supplements

We also have a choice of puppy food supplements to support healthy development in your pint-sized pup. With options from expert brands and much-loved pet suppliers here, you can be sure their growth will be in safe paws! 

View All Brands >

Popular Brands in Dog Supplements & Dog Vitamins

Sign in to view all of your delivery addresses


Enter your delivery address

Save your items for later!

Simply enter your email address below and we'll send you a copy of your basket to your inbox.

No thanks