Pet Supplements Are a $3 Billion Market. The Reason They Are Buying Is the Reason They Are Also Choosing You.

The pet supplement market is on track to nearly double by 2030. That is a product story — but the mindset driving it is a service story, and it is directly relevant to every pet professional.

The pet supplement market reached approximately $2.7 billion in the U.S. in 2025 and is projected to approach $4 billion by 2030, growing at roughly 8 to 9 percent annually. New research from PetfoodIndustry.com and multiple market analysis firms this week confirms what most pet professionals have been sensing in their day-to-day client conversations: pet owners are increasingly thinking about their animals' health the same way they think about their own.

That shift in mindset — not the supplements themselves — is the story worth paying attention to.

The fastest-growing categories in pet supplements are probiotics and digestive health products, joint support, calming and anxiety aids, and vitamins and multivitamins. One market report found that 85 percent of global pet owners believe proper nutrition and supplements are as important for their pets as they are for themselves. Another found that 77 percent agreed it was worth paying more for pet products that offered potential functional benefits.

The leading supplement formats are soft chews — designed to look and act like treats — which tells you something important about how pet owners are thinking about health products. They want prevention to feel normal, not medicinal. The supplement category is growing because the people in it have figured out how to make proactive health care feel like part of the daily routine rather than a response to a problem.

The supplement boom is also being driven by veterinary engagement. Companies like Zesty Paws launched their first vet-exclusive supplement line in early 2026. Elanco introduced a science-backed supplement line for everyday wellness in 2025. The veterinary profession is increasingly recommending supplements as part of routine preventive care — which is moving the conversation from "is this worth buying" to "which one should I get."

WHAT THIS MEANS FOR PET PROS

The growth of the supplement market is not really about supplements. It is about a client who has decided that preventive care is worth investing in. That client is also your client — or they should be.

The pet owner who buys a monthly probiotic subscription for their dog is the same pet owner who is willing to pay for regular grooming, consistent training, quality boarding, and ongoing wellness visits. They are not looking for the cheapest option. They are looking for providers they trust who share their values around proactive animal health. Your marketing, your intake process, and your ongoing client communication all have the opportunity to speak directly to that person.

There is also a content opportunity embedded in this trend. Supplement brands are winning on social media by educating pet owners about preventive health. That is a lane every pet professional can operate in — you just have to be willing to talk about health, not just service.

HOW TO USE THIS INFORMATION

- Look at your current marketing language and count how many times it focuses on outcomes versus features. "Your dog will come home smelling great" is a feature. "Regular grooming lets us catch early signs of skin issues, ear infections, and coat changes before they become expensive problems" is an outcome. The client who spends on supplements is oriented toward outcomes. Meet them there.

- Ask clients about their pets' supplement or wellness routines during intake. It is a natural conversation opener, it signals that you think about animals holistically, and it gives you information that makes you better at your job. A dog on a joint supplement is a dog whose groomer, walker, and sitter should know about it.

- Build at least one piece of educational content per month around preventive pet health — not your services, just the information. What are common signs of digestive issues in dogs? What does a healthy coat actually look like? What behaviors signal stress or anxiety? This kind of content attracts exactly the client the supplement market is also chasing: the engaged, proactive, wellness-oriented pet parent.

- If you work closely with any local veterinarians, veterinary technicians, or holistic pet practitioners, a joint piece of content on preventive care can serve both audiences and build cross-referral relationships that benefit everyone involved.

CONTENT SPARK

Content idea: "What I notice about a dog's health during every visit that has nothing to do with my actual job." A reel or blog post that shows clients the layer of observation and care underneath the service they are paying for. It positions you as a wellness partner, not just a vendor.