The pet supplement industry in the US focuses on products that enhance the health and well-being of pets, including vitamins, minerals, and natural remedies. Companies in this field range from large corporations to small, specialized brands, each offering a variety of solutions for common pet health issues. Increasing awareness about pet nutrition and wellness drives growth, with pet owners seeking high-quality, effective options for their furry companions. Innovations such as CBD supplements and plant-based alternatives are on the rise, reflecting evolving consumer preferences. Overall, the industry is moving towards more transparent, eco-friendly product offerings, shaping future trends.

This listing features 23 companies across the US, varying in size from 11 to 5,000 employees and founded between 1907 and 2021. Headquarters are spread from Florida to California, illustrating geographical diversity within the industry. Each company specializes in different areas such as joint health, digestive support, or natural remedies, demonstrating the wide range of offerings available to pet owners. The presence of private and corporate ownership types adds to the complexity, with some companies enjoying robust investments while others appeal directly to niche markets.

Read on to explore the top pet supplement companies in the US.

Top 23 Pet Supplements Companies in the US

1. Zesty Paws (part of H&H Group)

• Website: zestypaws.com
• Ownership type: Corporate
• Headquarters: Orlando, Florida, United States (USA)
• Employee distribution: United States (USA) 63%, United Kingdom (UK) 32%, France 5%
• Latest funding: August 2021
• Founded year: 2015
• Headcount: 51-200
• LinkedIn: zesty-paws

Zesty Paws, part of H&H Group, is a pet supplement company based in Orlando, Florida, founded in 2015. The company specializes in health and wellness products for dogs and cats, offering a variety of supplements aimed at addressing specific health concerns such as immune support, skin health, and behavioral issues. Zesty Paws has built a strong presence in the pet supplement market, appealing to pet owners who prioritize their pets' well-being. Their product line includes items like multivitamins, calming bites, and joint support supplements, which are designed to be palatable and easy for pets to consume. The company emphasizes the use of high-quality ingredients backed by scientific research, ensuring that their products are both effective and safe for pets. With a growing customer base and a commitment to quality, Zesty Paws continues to make strides in the pet health industry.

2. Nutramax Laboratories

• Website: nutramaxlabs.com
• Ownership type: Corporate
• Headquarters: Lancaster, South Carolina, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: May 2009
• Founded year: 1992
• Headcount: 501-1000
• LinkedIn: nutramax-laboratories-inc.

Nutramax Laboratories, Inc., based in Lancaster, South Carolina, specializes in pet health and wellness products. Founded in 1992, the company manufactures a variety of supplements designed to enhance the quality of life for pets and their owners. Their offerings include products targeting joint health, liver health, and overall wellness, catering to both consumers and veterinary professionals. Nutramax is dedicated to quality, conducting extensive testing and sourcing high-quality ingredients to ensure the safety and efficacy of their products. The company also engages in community support and charitable initiatives, demonstrating a commitment to animal welfare and education in veterinary care. Their products are well-regarded in the industry, making them a notable player in the pet supplement market.

3. Pet Honesty

• Website: pethonesty.com
• Ownership type: Private Equity
• Headquarters: Austin, Texas, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: June 2021
• Founded year: 2018
• Headcount: 11-50
• LinkedIn: pethonesty

Pet Honesty, based in Austin, Texas, specializes in pet supplements and grooming products. Founded in 2018, the company focuses on providing natural health solutions for dogs and cats, targeting issues like allergies, anxiety, and joint health. Their product range includes chewable supplements, oils, and powders, all designed to enhance the well-being of pets. Pet Honesty operates primarily through an online retail model, allowing pet owners easy access to their products. The company prides itself on using clean, recognizable ingredients without fillers, and its formulations are crafted by a PhD Animal Nutritionist and approved by veterinarians. Pet Honesty has gained significant traction in the market, being recognized as the top allergy supplement brand on platforms like Amazon, which reflects its growing relevance in the pet health industry.

4. NaturVet

• Website: naturvet.com
• Ownership type: Corporate
• Headquarters: Temecula, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: $400.0M, February 2022
• Founded year: 1994
• Headcount: 51-200
• LinkedIn: the-garmon-corporation-naturvet-%26-overby-farm

NaturVet, based in Temecula, California, has been a significant player in the pet health and wellness industry since its inception in 1994. The company specializes in a broad spectrum of supplements designed for dogs, cats, and equine, addressing various health issues such as allergies, digestive health, and joint support. NaturVet operates primarily through direct sales to consumers via their online store, which allows them to maintain a close relationship with pet owners. The company prides itself on its commitment to quality, employing advanced testing methods to ensure the safety and efficacy of its products. NaturVet is also part of the Swedencare family, which may enhance its market reach and resources. In February 2022, the company secured $400 million in funding, indicating strong investor confidence and potential for growth in product development and market expansion.

5. Hill's Pet Nutrition

• Website: hillspet.com
• Ownership type: Private
• Headquarters: Overland Park, Kansas, United States (USA)
• Employee distribution: United States (USA) 52%, Italy 5%, Netherlands 5%, Other 37%
• Founded year: 1907
• Headcount: 1001-5000
• LinkedIn: hill%27s-pet-nutrition

Hill's Pet Nutrition, Inc., founded in 1907 and based in Overland Park, Kansas, is a prominent player in the pet nutrition industry. The company is dedicated to providing high-quality food products for dogs and cats, with a strong focus on meeting specific health needs. Their flagship brands, Science Diet and Prescription Diet, are designed to support various health conditions, including digestive issues, weight management, and food sensitivities. Hill's operates primarily in the consumer market, directly reaching pet owners and veterinarians. The company is committed to quality and safety in its products, ensuring that they meet rigorous standards. Hill's also engages in community support initiatives, such as their Food, Shelter & Love program, which underscores their commitment to animal welfare. With a workforce of over 3,400 employees, Hill's continues to be a significant entity in the pet nutrition sector.

6. Cheef Holdings

• Website: holistapet.com
• Ownership type: Private
• Headquarters: Commerce, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2018
• Headcount: 51-200
• LinkedIn: cheef-holdings

Cheef Holdings, operating under the brand HolistaPet, is a private company based in Commerce, California, specializing in pet health products. Founded in 2018, HolistaPet offers a variety of CBD and natural supplements designed for dogs, cats, and horses. The company is dedicated to enhancing the well-being of pets through the use of high-quality, natural ingredients. Their product lineup includes CBD oils, treats, multivitamins, probiotics, and melatonin, catering to various health needs such as calming, mobility, and overall wellness. HolistaPet also engages in community support through its HolistaPet Helps initiative, which contributes to the rescue of shelter animals. With a workforce of around 51-200 employees, the company has garnered a significant number of positive reviews, indicating a strong customer satisfaction level. HolistaPet's focus on natural ingredients and commitment to pet health positions it as a relevant entity in the pet supplement industry.

7. Nutri-Vet

• Website: nutri-vet.com
• Ownership type: Private
• Headquarters: Boise, Idaho, United States (USA)
• Founded year: 1998
• Headcount: 11-50
• LinkedIn: nutri-vet

Nutri-Vet, based in Boise, Idaho, is a private company that specializes in veterinarian-formulated health and wellness products for dogs and cats. Established in 1998, Nutri-Vet has carved out a niche in the pet supplement industry by focusing on effective solutions for common health issues such as allergies, joint health, and skin conditions. Their product line includes a variety of supplements, dental care items, and grooming products, all designed to enhance the health and well-being of pets. Nutri-Vet prides itself on using high-quality ingredients and avoiding unnecessary additives, which resonates with health-conscious pet owners. The company actively engages with its customers through educational content and product selection tools on its website, further solidifying its role in the pet health market.

8. Only Natural Pet

• Website: onlynaturalpet.com
• Ownership type: Private
• Headquarters: Boulder, Colorado, United States (USA)
• Latest funding: $3.5M, September 2011
• Founded year: 2004
• Headcount: 51-200
• LinkedIn: only-natural-pet-store

Only Natural Pet, founded in 2004 and based in Boulder, Colorado, is a private retail company that specializes in natural products for dogs and cats. The company offers a wide array of items, including food, health supplements, and various supplies designed to enhance pet wellness. Their product line includes vitamins, holistic care options, and supplements targeting specific health issues such as anxiety, digestion, and skin conditions. Only Natural Pet operates primarily through an online store, making it accessible to a broad audience of pet owners. The company is also a certified B-Corp, reflecting its commitment to using business as a force for good, prioritizing people, pets, and the planet over profits. They have received funding amounting to $3.5 million, which supports their growth and product development efforts.

9. Natures Farmacy

• Website: naturesfarmacy.com
• Ownership type: Private
• Headquarters: Jasper, Georgia, United States (USA)
• Employee distribution: United States (USA) 67%, Sweden 33%
• Founded year: 1984
• Headcount: 11-50
• LinkedIn: natures-farmacy

Natures Farmacy, established in 1984 and based in Jasper, Georgia, is a private company dedicated to pet health and wellness. The firm specializes in a variety of dietary supplements and health solutions tailored for dogs, cats, and horses. With a mission that began with a focus on reducing bloat in dogs, Natures Farmacy has evolved to offer a wide array of products, including probiotics, vitamins, and homeopathic remedies. The company operates mainly through an online retail platform, making their products accessible to a broad audience. Over the years, Natures Farmacy has built a reputation for quality and effectiveness, as evidenced by numerous positive customer reviews. Their commitment to pet health is reflected in their extensive product catalog and the personal experiences of their founders, who have been involved in breeding and showing dogs for decades.

10. Pet-Ag, Inc.

• Website: petag.com
• Ownership type: Corporate
• Headquarters: Hampshire, Illinois, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: November 2013
• Founded year: 1930
• Headcount: 201-500
• LinkedIn: petag-inc-

Pet-Ag, Inc. is a corporate entity based in Hampshire, Illinois, established in 1930. The company specializes in pet care products, offering a wide array of nutritional, grooming, and health solutions tailored for various animals, including cats, dogs, and livestock. Pet-Ag serves both pet owners and animal professionals, providing effective products designed to support the well-being of pets and livestock alike. Their product line includes milk replacers, nutritional supplements, and grooming supplies, which are essential for animal care. The company also emphasizes education, offering resources and guidance to help customers make informed decisions about pet care. With a workforce of 201-500 employees, Pet-Ag maintains a strong presence in the industry, focusing on high-quality products and customer satisfaction.

11. Earth Animal | B Corp

• Website: earthanimal.com
• Ownership type: Private
• Headquarters: Fairfield, Connecticut, United States (USA)
• Employee distribution: United States (USA) 88%, United Kingdom (UK) 9%, Italy 3%
• Founded year: 1979
• Headcount: 51-200
• LinkedIn: earth-animal

Earth Animal | B Corp, founded in 1979 and based in Fairfield, Connecticut, is dedicated to providing natural pet products that prioritize the health and well-being of pets. The company offers a range of products, including their signature No-Hide chews, Wisdom dog food, and various remedies and supplements for both dogs and cats. Earth Animal emphasizes the use of high-quality, sustainable ingredients and has a strong commitment to ethical practices. They engage with their community through educational events and initiatives that promote pet health. As a certified B Corporation, Earth Animal is recognized for its social and environmental responsibility, pledging 1% of annual net sales to support animal welfare and sustainability efforts. Their focus on holistic pet care and community involvement positions them as a significant player in the pet supplement industry.

12. Innovet Pet Products

• Website: innovetpet.com
• Ownership type: Private
• Headquarters: Gardena, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2005
• Headcount: 11-50
• LinkedIn: innovet-pet-vitaleaf-naturals

Innovet Pet Products, based in Gardena, California, is a private company that specializes in health and wellness products for pets. Established in 2005, Innovet has carved out a niche in the pet supplement market, particularly with its offerings of CBD oil and various nutritional supplements. The company caters to a wide range of pets, including dogs, cats, horses, and birds, showcasing a comprehensive product lineup that addresses various health needs. Innovet operates primarily through its online store, providing customers with easy access to their products. They also engage customers through a rewards program, enhancing customer loyalty and satisfaction. Innovet's commitment to quality is evident in their in-house team dedicated to maintaining high standards, and they provide transparency through certificates of analysis for their products. This focus on health and wellness, combined with their innovative approach, positions Innovet as a relevant player in the pet supplement industry.

13. Honest Paws

• Website: honestpaws.com
• Ownership type: Private
• Headquarters: League City, Texas, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2018
• Headcount: 51-200
• LinkedIn: honestpaws

Honest Paws, based in League City, Texas, is a private company founded in 2018 that specializes in pet health products. The company offers a range of solutions, including both CBD and non-CBD options, aimed at enhancing the well-being of dogs and cats. Their product line addresses various health concerns, such as anxiety, mobility issues, and overall wellness. Honest Paws operates primarily through an online retail model, providing direct access to consumers. The company prides itself on using high-quality, organic ingredients sourced from local farmers, and all products are made in the USA. They emphasize rigorous testing and transparency, ensuring that pet owners can trust the safety and efficacy of their products. With a dedicated team of veterinarians and pet nutritionists, Honest Paws is committed to advancing pet health through scientifically formulated solutions. Their focus on customer satisfaction is evident in their positive reviews and a money-back guarantee, which further solidifies their position in the pet supplement market.

14. Ruff Greens, INC.

• Website: ruffgreens.com
• Ownership type: Private
• Headquarters: Carrollton, Texas, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2015
• Headcount: 11-50
• LinkedIn: now-wellness-centers-of-america

Ruff Greens, INC., based in Carrollton, Texas, specializes in pet nutritional supplements aimed at enhancing the health and well-being of dogs and cats. Established in 2015, the company has carved out a niche in the pet supplement market by offering a range of all-natural products designed to address various health concerns. Their offerings include a unique blend of fruits, vegetables, digestive enzymes, probiotics, and omega oils, all formulated to improve pets' skin, coat, digestion, energy, and joint mobility. Operating primarily through direct sales on their website, Ruff Greens has developed a customer-centric approach, highlighted by their risk-free trial program. This strategy not only encourages pet owners to try their products but also fosters loyalty among existing customers. The company is fully committed to using high-quality, human-grade ingredients, ensuring that their supplements are safe and effective for pets.

15. Solid Gold Pet (part of H&H Group)

• Website: solidgoldpet.com
• Ownership type: Corporate
• Headquarters: University, Florida, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: $163.0M, November 2020
• Founded year: 1974
• Headcount: 51-200
• LinkedIn: solid-gold-pet

Solid Gold Pet, part of H&H Group, is a pet food company based in University, Florida, established in 1974. The company is dedicated to holistic nutrition for dogs and cats, offering a variety of products that include dry food, wet food, treats, and supplements. Solid Gold emphasizes gut health as a cornerstone of pet well-being, catering to pet owners who seek high-quality nutrition options for their furry companions. Their product offerings are designed to address specific dietary needs, such as high protein, sensitive stomachs, and weight management. Solid Gold has also received significant funding, amounting to $163 million in November 2020, which underscores its growth potential and commitment to innovation in the pet nutrition sector.

16. Wild Earth

• Website: wildearth.com
• Ownership type: Venture Capital
• Headquarters: Berkeley, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: Series A, October 2023
• Founded year: 2017
• Headcount: 11-50
• LinkedIn: wildearthpets

Wild Earth, founded in 2017 and based in Berkeley, California, is a pet food company that focuses on providing plant-based, nutritionally complete food options for dogs and cats. The company caters to health-conscious pet owners who prioritize cruelty-free and allergen-free products. Wild Earth operates primarily through its online store, offering a variety of products including dog and cat food, supplements, and treats. Their supplements are designed to support specific health needs, such as skin and coat health, joint function, and digestive wellness. With a workforce of 11-50 employees, Wild Earth has established itself as a relevant player in the pet food and supplement industry, appealing to a growing market segment that values sustainable and ethical pet care solutions.

17. Animal Necessity

• Website: animalnecessity.com
• Ownership type: Family Owned
• Headquarters: Key Largo, Florida, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2007
• Headcount: 11-50
• LinkedIn: animal-necessity

Animal Necessity, based in Key Largo, Florida, is a family-owned company founded in 2007. The firm specializes in pet health supplements, offering a variety of products aimed at enhancing the wellness of dogs, cats, and zoo animals. Their product lineup includes vitamins, calming aids, and hemp-based solutions, which are formulated with a focus on quality and scientific research. Animal Necessity serves both consumers and veterinary professionals, reflecting their commitment to animal health. They are recognized for their rigorous quality standards, as evidenced by their certification from the National Animal Supplement Council (NASC). The company also engages in charitable initiatives and educational campaigns, further solidifying their role in the pet health industry.

18. pawTree

• Website: pawtree.com
• Ownership type: Private
• Headquarters: Southlake, Texas, United States (USA)
• Employee distribution: United States (USA) 97%, Mexico 2%
• Latest funding: $1.0M, June 2021
• Founded year: 2012
• Headcount: 11-50
• LinkedIn: pawtree

pawTree, based in Southlake, Texas, is a private pet care company founded in 2012. The company is dedicated to providing high-quality nutrition, supplements, and treats for pets. pawTree emphasizes the importance of informed choices in pet health, offering personalized nutrition plans tailored to individual pet needs. Their products are developed by a team of veterinarians and experts in animal science, ensuring that they meet high standards of quality and efficacy. pawTree has a strong online presence, allowing pet owners to easily access their offerings. In June 2021, the company secured $1 million in funding, indicating investor confidence in their business model and growth potential. With a focus on enhancing the well-being of pets, pawTree is actively involved in the pet supplement industry, catering to a dedicated consumer base.

19. Veterinarian Recommended Solutions

• Website: vrshealth.com
• Ownership type: Private
• Headquarters: Blue Bell, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 94%, Pakistan 6%
• Founded year: 2013
• Headcount: 11-50
• LinkedIn: vrn-veterinarian-recommended-nutriceuticals

Veterinarian Recommended Solutions (VRS) is a private company founded in 2013, located in Blue Bell, Pennsylvania. The company is dedicated to improving pet health and wellness through a range of products specifically designed for dogs and cats. VRS offers a variety of veterinarian-recommended supplements, pet food, and topical cleaners, all aimed at supporting the health of pets. Their product line includes supplements targeting issues such as joint health, cognitive function, and skin conditions. VRS operates a direct-to-consumer model, providing home delivery and subscription services, which cater to the needs of pet owners looking for convenience. The company prides itself on its commitment to quality, with all products being third-party tested for purity and safety. VRS is owned and operated by veterinarians, ensuring that their offerings are grounded in clinical research and veterinary expertise. This focus on evidence-based products, along with their collaboration with veterinary professionals, underscores their role in the pet health industry.

20. Pet Releaf

• Website: petreleaf.com
• Ownership type: Corporate
• Headquarters: Littleton, Colorado, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: April 2019
• Founded year: 2015
• Headcount: 11-50
• LinkedIn: pet-releaf

Pet Releaf is a corporate entity based in Littleton, Colorado, founded in 2015. The company focuses on pet health, specifically through the development of plant-based CBD products designed to enhance the wellness of pets. Their product range includes calming aids, joint health supplements, and general wellness items, catering to the needs of pet owners seeking natural alternatives for their pets' health challenges. Pet Releaf operates primarily through an online store, ensuring direct access to their offerings. The company emphasizes sustainability and transparency, sourcing ingredients from U.S. family farms and utilizing a supercritical CO2 extraction method for their hemp oil. Their mission is to redefine pet health by providing high-quality, organic supplements that support the well-being of pets throughout their lives.

21. Eternapure

• Website: eternapure.com
• Ownership type: Private
• Headquarters: Howey-In-The-Hills, Florida, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2021
• Headcount: 51-200
• LinkedIn: eternapure-2021

Eternapure, based in Howey-In-The-Hills, Florida, is a private health and wellness retailer that specializes in natural products for both animals and humans. Founded in 2021, the company aims to provide drug-free solutions to common health issues, particularly focusing on joint pain and inflammation. Their product line includes supplements for dogs, cats, and horses, showcasing their commitment to animal health. Eternapure emphasizes the use of high-quality, natural ingredients, ensuring that their formulations are free from questionable fillers. The company actively engages with its customer base through an affiliate program and a rewards system, indicating a strategy to build a community around their brand. Although they have not reported any funding, their growth potential in the pet supplement market is evident through their innovative approach and product offerings.

22. HealthyPets, Inc.

• Website: healthypets.com
• Ownership type: Private
• Headquarters: Union, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1997
• Headcount: 51-200
• LinkedIn: healthypets-inc.

HealthyPets, Inc., founded in 1997 and based in Union, California, is a private retail company dedicated to providing quality pet supplies and health products. With a workforce of around 61 employees, the company has carved out a niche in the pet care industry, focusing on the well-being of dogs, cats, and other pets. Their extensive product offerings include not only pet food and toys but also a wide array of health supplements designed to address various health concerns. These supplements range from joint support and skin care to probiotics and vitamins, showcasing their commitment to enhancing pet health. HealthyPets serves a customer base that values quality and effectiveness in pet care products, positioning itself as a reliable source for pet owners seeking to improve their pets' health and happiness.

23. Dr. Harvey's

• Website: drharveys.com
• Ownership type: Family Owned
• Headquarters: Atlantic Highlands, New Jersey, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1984
• Headcount: 11-50
• LinkedIn: dr-

Dr. Harvey's is a family-owned company based in Atlantic Highlands, New Jersey, specializing in high-quality, natural products for companion animals. Since its inception in 1984, the company has focused on creating nutritious food and health supplements tailored for dogs, cats, and birds. Dr. Harvey's product line includes complete recipes, base mixes, and a variety of supplements designed to meet specific dietary needs. The company prides itself on using real ingredients and maintaining high standards of food safety and nutritional integrity. With over 30 years of experience in the pet care industry, Dr. Harvey's has built a loyal customer base and is known for its commitment to the health and well-being of pets. All products are manufactured in the USA, ensuring quality control and adherence to safety regulations. Dr. Harvey's also emphasizes customer education, providing resources and support to pet owners seeking to improve their pets' diets.

Pet Supplements Insights: Key Companies in the US

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