Best Liver Support Supplements For Dogs of 2025
Last updated on 20/09/2025
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Best Choice
1
Pet Wellbeing Milk Thistle for Dogs - Organic Milk Thistle, Supports Healthy Liver Function & Detoxification - Vet-Formulated Herbal Supplement - 4 oz (118 ml)
Pet Wellbeing
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Pet Wellbeing
Pet Wellbeing Milk Thistle for Dogs - Organic Milk Thistle, Supports Healthy Liver Function & Detoxification - Vet-Formulated Herbal Supplement - 4 oz (118 ml)
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Why we love it
- Improves pets' quality of life.
- Supports healthy liver function.
- Veterinarian-formulated and USA-made.
Main Highlights
- 🌿 PURE ORGANIC MILK THISTLE – Single-herb supplement featuring certified organic milk thistle extract, traditionally used to support normal liver function and overall vitality in dogs. Provides gentle, holistic care with no unnecessary additives.
- 🐾 LIVER WELLNESS SUPPORT – Rich in natural antioxidants that help maintain the normal production and renewal of liver cells. Supports healthy metabolic processes, helping your dog’s body function at its best every day.
- 💧 EASY LIQUID ADMINISTRATION – Alcohol-free liquid formula allows for optimal absorption and precise administration. Natural bacon flavor is well-accepted by most dogs, making daily wellness care simple for pet parents.
- 🏆 VET-FORMULATED EXCELLENCE – Crafted by holistic veterinarians and clinical herbalists. Made in the USA in FDA-registered facilities and certified by the NASC for quality assurance. Every batch is third-party tested for purity and efficacy.
- 🌼 HOLISTIC WELLNESS TRADITION – Milk thistle has been valued for centuries for its supportive role in normal detoxification and overall well-being. A thoughtful addition to your dog’s daily wellness routine, helping them feel vibrant and cared for.
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Value for Money
2
ADVANCED LIVER CARE DETTOX for DOGS and CATS - in NEW label design - same advanced formulation. With Concentrated Milk Thistle - Formulated by Expert Vets and Nutritionists - 90 caps
Broadreach Nature +
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Broadreach Nature +
ADVANCED LIVER CARE DETTOX for DOGS and CATS - in NEW label design - same advanced formulation. With Concentrated Milk Thistle - Formulated by Expert Vets and Nutritionists - 90 caps
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Why we love it
- Award winning veterinary formula.
- Concentrated Milk Thistle included.
- All natural ingredients used.
Main Highlights
- ADVANCED LIVER CARE DETTOX for DOGS and CATS AWARD WINNING PRODUCT with Concentrated Milk Thistle All Natural Ingredients One of the most Advanced Veterinary Formula available 90 Caps
- Brand : Broadreach Nature
- Product type: ANIMAL NUTRITIONAL SUPPLEMENT
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3
Dorwest Milk Thistle Tablets for Dogs and Cats, 200 Tablets, Supports Liver Function, Antioxidant for Dogs, Immune System Heath, Natural Supplement
DORWEST HERBS
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DORWEST HERBS
Dorwest Milk Thistle Tablets for Dogs and Cats, 200 Tablets, Supports Liver Function, Antioxidant for Dogs, Immune System Heath, Natural Supplement
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Why we love it
- Supports pets' liver function.
- Boosts immune system health.
- Made with natural ingredients.
Main Highlights
- MILK THISTLE TABLETS FOR DOGS & CATS: help maintain good liver function in your pet with Dorwest’s high-grade Milk Thistle Tablets for dogs and cats, providing natural support for the liver using whole fruit extract. High in silymarin and other active compounds
- HELPS LIVER FUNCTION: our pets’ livers are involved in almost all body processes – Dorwest Milk Thistle helps maintain the stability of liver cells, helping to protect the liver against damage and prevent the infiltration of toxins and infectious agents
- IMMUNE SYSTEM HEALTH: Milk Thistle acts as an antioxidant that neutralises ‘free radicals’ produced during metabolic activity – something pets’ livers do a lot of – while supporting the immune cells that are essential in fighting infections
- NATURAL SUPPORT FOR THE LIVER & BODY: Healthy oils such as linoleic acid, flavenoids and vitamin E are all known for their antioxidant (to neutralise free radicals) and immune supportive action and all are present in the Milk Thistle fruit
- 75 YEARS OF HERBAL PET CARE: we’ve been supporting pets’ health care since 1948 – trusted by vets and with over 75 years of expertise behind us, Dorwest Milk Thistle Tablets for dogs and cats reliably help support pets with liver disease
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4
Protexin Veterinary Denamarin Advanced for Dogs – High-Level Support for Liver and Gut Health – 30 Chewable, Yeast-Flavoured Tablets – for Dogs Under 10kg
Protexin
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Protexin
Protexin Veterinary Denamarin Advanced for Dogs – High-Level Support for Liver and Gut Health – 30 Chewable, Yeast-Flavoured Tablets – for Dogs Under 10kg
23% OffFree Shipping
Why we love it
- Supports liver health effectively.
- Strengthens natural immunity.
- Easy-to-administer, flavour-free tablets.
Main Highlights
- Protexin Veterinary Denamarin Advanced for Dogs comes in packs of 30 easy-to-give tablets that provide high-level antioxidant support for your dog’s liver.
- Support your dog’s liver – Saccharomyces cerevisiae contains the postbiotic SAMe, which supports the liver’s antioxidant function, while silybin contains antioxidants that help support liver health
- Support natural immunity – a healthier liver and gut both play an important role in whole-body health, while the beta-glucans in Protexin Veterinary Denamarin Advanced for Dogs have been shown to stimulate their immune system
- 30 simple-to-give, flavour-free tablets – Protexin Veterinary Denamarin Advanced for Dogs is available in two sizes; choose the one that’s right for your dog’s weight, then use the handy on-pack chart to work out how many they need each day
- Scientifically developed and trusted by vets – dedicated to producing innovative, research-based products, Protexin Veterinary is the UK's No. 1 veterinary digestive supplement manufacturer* *Source: Kynetec VetTrak, Nutraceuticals Market. Subsector Definition - 'Supplement, Companion Animal - Gastro (by manufacturer)'. Latest MAT to end of December 2024 (Value Sales)
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5
Vet Expert Hepatiale Forte Advanced Liver Supplement for Dogs and Cats – 30 Tablets
Vet Expert
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Vet Expert
Vet Expert Hepatiale Forte Advanced Liver Supplement for Dogs and Cats – 30 Tablets
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Why we love it
- Supports proper liver function.
- Comprehensive liver health formula.
- Veterinary recommended for pets.
Main Highlights
- Supports Liver Function: Specifically formulated to support and maintain proper liver function in dogs and cats, this advanced dog liver supplement and cat liver supplement promotes overall liver health and vitality
- Comprehensive Liver Health Formula: Contains essential ingredients like L-Glutamine, L-Arginine, soya bean extract, betaine, milk thistle extract, and zinc, all of which are crucial for pet liver support and to enhance liver function while protecting liver cells
- Phospholipid Support with Lecithin: Derived from soya beans, lecithin is rich in phospholipids like phosphatidylcholine, essential for the structure and function of liver cells (hepatocytes). This key component of our pet liver support supplement is vital for maintaining liver health in both dogs and cats
- Amino Acid Benefits: L-Arginine and L-Glutamine play critical roles in nitrogen metabolism and ammonia detoxification, supporting the liver's ability to process and eliminate toxins, making this an ideal dog liver supplement and cat liver supplement
- Hepatoprotective Milk Thistle: Milk thistle extract, rich in silymarin, offers protective and stabilising effects on liver cells, along with strong antioxidant properties to combat free radicals, making it an essential part of any pet liver support regimen
- Antioxidant and Detoxification Support: Betaine increases glutathione levels, aiding in cell protection against free radicals and supporting the liver's detoxification processes, ensuring comprehensive pet liver support
- Zinc for Enzyme Function: Zinc is vital for numerous enzymatic reactions in the liver, including the metabolism of glucose and fats, and plays a role in stabilising cell structures, further enhancing the benefits of this dog liver supplement and cat liver supplement
- Enhances Protein Synthesis: The combination of silymarin and phospholipids supports protein biosynthesis in liver cells, aiding in liver regeneration and function, making this supplement a key component of any pet liver support strategy
- Veterinary Recommended: Trusted by veterinary professionals, this dog liver supplement and cat liver supplement is ideal for pets of all ages, providing essential liver support for long-term health and wellbeing
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6
Natural Dog Company Liver & Kidney Supplement Chews - Dog Liver Support for Optimal Canine Health - Turkey Flavored Treats - Promotes Digestion and Immune – Milk Thistle for Dogs (90 Chews)
Natural Dog Company
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Natural Dog Company
Natural Dog Company Liver & Kidney Supplement Chews - Dog Liver Support for Optimal Canine Health - Turkey Flavored Treats - Promotes Digestion and Immune – Milk Thistle for Dogs (90 Chews)
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Why we love it
- Supports liver and kidney health.
- Enhances digestion and weight management.
- Delicious turkey-flavored, dog-approved chews.
Main Highlights
- Liver & Kidney Supplement: Our chews are specifically formulated for liver and kidney health, for your dog's overall well-being.
- Stinky Turkey Flavored Chews: Your furry friend will love the stinky, tasty goodness of our turkey-flavored chews, making dog liver supplement time a breeze for both you and your beloved companion.
- Comprehensive Wellness: These chews go beyond dog liver support and kidney support. With their carefully selected blend of ingredients, they also enhance digestion, support normal weight management for a holistic approach to your dog's overall wellness.
- Trusted Ingredients: We take pride in using only the finest ingredients in our chews, including Ginger Root, Curcumin Extract, N-Acetyl L-Cysteine (NAC), Milk Thistle, Choline Bitartrate, Apple Cider Vinegar, and Dandelion Root Powder. Each ingredient plays a vital role.
- Overall Vitality: By promoting long-term health, vitality, and happiness, our Liver & Kidney Supplement Chews help your dog thrive through every stage of life, ensuring they enjoy the best possible quality of life.
- Easy to Use: Liver supplement for dogs time becomes a delightful experience as your dog eagerly awaits the delicious chews without any fuss or hassle.
- Ideal for Aging Dogs & Prone Breeds: Our chews are the perfect solution to provide them with the extra support they need to maintain their health and well-being.
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7
NATURES PET - LIVEREASE – Milk Thistle for Dogs (120ml) | Liver Support, Detox & Antioxidant Protection | Rich in Silymarins, Beef, Liver & Bacon Flavour
Natures Pet
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Natures Pet
NATURES PET - LIVEREASE – Milk Thistle for Dogs (120ml) | Liver Support, Detox & Antioxidant Protection | Rich in Silymarins, Beef, Liver & Bacon Flavour
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Why we love it
- Supports healthy liver function.
- Rich in essential antioxidants.
- Tasty flavor that dogs love.
Main Highlights
- SUPPORT YOUR DOG'S LIVER HEALTH: LIVEREASE is specially formulated to support healthy liver function in dogs, helping your Canine friend thrive and enjoy a better quality of life. The mix of milk thistle, B vitamins, and alpha lipoic acid stimulates the liver's uptake and protein synthesis while acting as a powerful antioxidant.
- RICH IN ANTIOXIDANTS: Milk Thistle Extract contains Silymarin flavonoids, which provides powerful antioxidants that help maintain a healthy balance of free radicals and supports liver cells from oxidative damage. Methionine, an ingredient that can be converted into glutathione, a strong antioxidant that further supports liver health.
- SUPPORT HEALTHY DETOXIFICATION: A healthy liver is essential for normal elimination and metabolic processes. LiverEase supports your dog’s natural detoxification, ensuring they stay active and vibrant. Lecithin in the formula helps reduce the accumulation of fat within the liver by suspending it, maintaining a healthier liver. Not suitable for puppies under 12 weeks.
- VITAL B VITAMINS REPLENISH & RESTORE: Rich in B1, B2, B6 & B12, this formula helps replace essential vitamins lost during liver stress, supporting overall well-being and energy levels. B vitamins in the supplement replace and provide essential nutrients while the liver is damaged, aiding in recovery and maintenance.
- DELICIOUS BEEF, LIVER & BACON FLAVOUR: Your dog will love the tasty beef, liver, and bacon flavour, making it easy to administer while providing essential liver support. Shake well before use and follow the recommended dosage for optimal results. Give your cat the support they need with NATURES PET LIVEREASE. For best results, use daily for at least 4-6 weeks.
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8
PetExx Hepatic 30 tablets - SAMe & Silybin (Milk Thistle) supplement formulated by vets to aid liver health in pets - manufactured in UK
PetExx
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PetExx
PetExx Hepatic 30 tablets - SAMe & Silybin (Milk Thistle) supplement formulated by vets to aid liver health in pets - manufactured in UK
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Why we love it
- Affordable liver support for dogs.
- Supports liver cell regeneration.
- Detoxifies with natural antioxidants.
Main Highlights
- Dogs like humans can suffer liver damage - vets prescribe products the same as Hepatic Boost but at vastly inflated prices to make higher profits
- Hepatic Boost helps support the regeneration of liver cells
- SAMe is a natural ingredient produced by dogs but if the liver is damaged the process slows. SAMe has strong antioxidant properties and has a detoxifying effect on the liver.
- Silybin more commonly known as Milk Thistle is also an antioxidant which removes excess toxins and support chemicals in the body which control inflammation
- Vitamins C & E work synergistically to relieve oxidative stress by absorbing free radicals reducing the amount of harmful toxins
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9
Dorwest Milk Thistle Tablets for Dogs and Cats, 100 Tablets, Supports Liver Function, Antioxidant for Dogs, Immune System Heath, Natural Supplement - Pack of 1
DORWEST HERBS
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DORWEST HERBS
Dorwest Milk Thistle Tablets for Dogs and Cats, 100 Tablets, Supports Liver Function, Antioxidant for Dogs, Immune System Heath, Natural Supplement - Pack of 1
Free Shipping
Why we love it
- Improves pet liver function naturally.
- Supports immune system health.
- Reliable, with 70 years expertise.
Main Highlights
- MILK THISTLE TABLETS FOR DOGS & CATS: help maintain good liver function in your pet with Dorwest’s high-grade Milk Thistle Tablets for dogs and cats, providing natural support for the liver using whole fruit extract. High in silymarin and other active compounds
- HELPS LIVER FUNCTION: our pets’ livers are involved in almost all body processes – Dorwest Milk Thistle helps maintain the stability of liver cells, helping to protect the liver against damage and prevent the infiltration of toxins and infectious agents
- IMMUNE SYSTEM HEALTH: Milk Thistle acts as an antioxidant that neutralises ‘free radicals’ produced during metabolic activity – something pets’ livers do a lot of – while supporting the immune cells that are essential in fighting infections
- NATURAL SUPPORT FOR THE LIVER & BODY: Healthy oils such as linoleic acid, flavenoids and vitamin E are all known for their antioxidant (to neutralise free radicals) and immune supportive action and all are present in the Milk Thistle fruit
- 75 YEARS OF HERBAL PET CARE: we’ve been supporting pets’ health care since 1948 – trusted by vets and with over 75 years of expertise behind us, Dorwest Milk Thistle Tablets for dogs and cats reliably help support pets with liver disease
Show More
10
Vet Expert Hepatiale Advanced Liver Support Supplement for Large Dogs - Detoxifying and With Valerian Root– 40 Capsules
Vet Expert
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Vet Expert
Vet Expert Hepatiale Advanced Liver Support Supplement for Large Dogs - Detoxifying and With Valerian Root– 40 Capsules
Free Shipping
Why we love it
- Supports liver function effectively.
- Contains essential liver nutrients.
- Recommended by veterinary professionals.
Main Highlights
- Supports Liver Function: Specifically formulated to support and maintain proper liver function in dogs and cats, this advanced dog liver supplement and cat liver supplement promotes overall liver health and vitality
- Comprehensive Liver Health Formula: Contains essential ingredients like L-Glutamine, L-Arginine, soya bean extract, betaine, milk thistle extract, and zinc, all of which are crucial for pet liver support and to enhance liver function while protecting liver cells.
- Phospholipid Support with Lecithin: Derived from soya beans, lecithin is rich in phospholipids like phosphatidylcholine, essential for the structure and function of liver cells (hepatocytes). This key component of our pet liver support supplement is vital for maintaining liver health in both dogs and cats
- Amino Acid Benefits: L-Arginine and L-Glutamine play critical roles in nitrogen metabolism and ammonia detoxification, supporting the liver's ability to process and eliminate toxins, making this an ideal dog liver supplement and cat liver supplement
- Hepatoprotective Milk Thistle: Milk thistle extract, rich in silymarin, offers protective and stabilising effects on liver cells, along with strong antioxidant properties to combat free radicals, making it an essential part of any pet liver support regimen
- Antioxidant and Detoxification Support: Betaine increases glutathione levels, aiding in cell protection against free radicals and supporting the liver's detoxification processes, ensuring comprehensive pet liver support.
- Zinc for Enzyme Function: Zinc is vital for numerous enzymatic reactions in the liver, including the metabolism of glucose and fats, and plays a role in stabilising cell structures, further enhancing the benefits of this dog liver supplement and cat liver supplement.
- Enhances Protein Synthesis: The combination of silymarin and phospholipids supports protein biosynthesis in liver cells, aiding in liver regeneration and function, making this supplement a key component of any pet liver support strategy
- Veterinary Recommended: Trusted by veterinary professionals, this dog liver supplement and cat liver supplement is ideal for pets of all ages, providing essential liver support for long-term health and wellbeing
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