Subscribe and Save 15% + FREE Mystery Gift!

Search
  • Shop
  • Dog
  • About Us
  • Blog
  • FAQ
  • Contact
  • Prime-K9 | Support All Over Wellbeing From The Inside Out

    Created by vets and trainers
    Supports a strong immune system
    Boosts vitality and wellness
    All-natural for better wellbeing
    • Subscribe & Save
    • One Time Purchase

    Choose your dog size

    • 1-10 KG
    • 11-20 KG
    • 21-30 KG
    • 31 KG +

    SAVE ON EVERY ORDER

    Free Container & Scoop
    Choose a delivery schedule
    • Save 15% on every order
    • Skip or cancel anytime
    • Access to the Rewards programme
    • 60 Day Satisfation Guarantee
    Subscription Details
    How subscriptions work
    Products are automatically delivered on your schedule. No obligation, modify or cancel your subscription anytime.

    Bundle and Save

    • Prime-K9 | Support All Over Wellbeing From The Inside Out

      1 Pack

      £37.49 / Pack
    • 3 Pack

      £32.62 / Pack £97.86 Buy 3, save 13%

      Free Shipping

    • 5 Pack

      £30.75 / Pack £153.75 Buy 5, save 18%

      Free Shipping

    Or Build your Own Bundle

    • Free delivery on orders over £55
    • No subscription needed
    • Bundle & Save
    • 60-Day Satisfaction Guarantee
    Bundles Details
    ×

    In Stock, ready to ship - Delivery 2-3 working days

    Prime-K9 Max Strength is the ultimate supplement for your dog to promote all round health and wellbeing. The 100% natural and organic blend of superfoods supports wellness from the inside out, to aid a stronger immune system, boost natural defences and contribute to long-term vitality. Suitable for dogs of all ages, sizes and breeds, from puppies through to senior dogs, simply measure the recommended amount for your dog and mix into their feed. Made in the UK formulated by canine nutritionists, the immunity boosting Echinacea, powerful Omega-3 and gut friendly Probiotics help to keep your dog feeling vibrant and active. Support your dog from the inside out with Prime-K9 Max Strength.

    Composition per 2g serving:

    Brewers Yeast 267mg
    Dried Egg Powder 100mg
    Kelp Seaweed 67mg
    Spirulina 33mg
    Alfalfa 33mg
    Psyllium Husks 33mg
    L-Carnitine 27mg
    Broccoli Powder 20mg
    Zinc-C 20mg
    Vitamin C 20mg
    Vitamin E 13mg
    Co-enzyme Q10 3mg
    Vitamin B1 2mg
    Vitamin B2 2mg
    Vitamin B3 2mg
    Vitamin B5 2mg
    Vitamin B6 2mg
    Manganese 2mg
    Vitamin B12 2mcg
    Folic Acid 2mcg

    Amino Acid Blend (per 2g serving):

    Alanine 6mg, Arginine 7mg, Aspartic Acid 11mg, Cysteine 2mg, Glutamic Acid 16mg, Glycine 5mg, Histidine 3mg, Isoleucine 5mg, Leucine 8mg, Lysine 8mg, Methionine 5mg, Phenylalanine 6mg, Proline 4mg, Serine 5mg, Threonine 5mg, Tryptophan 17mg, Tyrosine 4mg, Valine 5mg.


    Composition:

    Maltodextrin, Brewers Yeast Powder, Zinc Gluconate, Dried Egg Powder, Kelp, Psyllium Husk, Spirulina, Alfalfa, L-Carnitine L-Tartrate, DL-Alpha Tocopheryl Acetate, Broccoli Powder, Ascorbic Acid, Beef Meat Flavour, Co-Enzyme Q10, Thiamine HCl, Riboflavin, Niacinamide, Calcium Pantothenate, Pyridoxine HCl, Folic Acid, Manganese Sulphate, Cyanocobalamin.


    Nutritional Additives:

    Zinc Gluconate, L-Carnitine L-Tartrate, DL-Alpha Tocopheryl Acetate, Ascorbic Acid, Thiamine HCl, Riboflavin, Niacinamide, Calcium Pantothenate, Pyridoxine HCl, Folic Acid, Manganese Sulphate, Cyanocobalamin.


    Flavouring:

    Beef Flavour.


    Technological Additives:

    Maltodextrin.


    Analytical Constituents:

    Fat 0.6%
    Protein 6%
    Carbohydrate 60%

    *Allergens shown in bold (Gluten, Egg)

    Simply mix the powder supplement into your dog's daily food. Feed according to your dogs weight and gradually increase over 5-7 days.

    Dog Size Serving Size No. days per pouch
    Small Dogs (0–10kg) 2g (½ teaspoon) 100 days
    Medium Dogs (11–20kg) 4g (1 teaspoon) 50 days
    Large Dogs (21–40kg) 8g (2 teaspoon) 25 days
    Xtra Large Dogs (41kg +) 10g (2 ½ teaspoons) 20 days

    How will Prime-K9 Max Strength help my dog?

    +

    Our dogs are exposed to pollution, toxins and infectious agents that cause damage to the cells of their body on a daily basis.

    Prime-K9 Max Strength is an incredible powerhouse of natural healing. Whether your dog is prone to seasonal allergies or exposed to environmental stressors, this supplement is designed to keep their immune system in top shape, so they stay healthy and active at any age.

    Your dog’s immune system is their natural defence against illness, and Prime-K9 Max Strength helps boost that defence. From joints to coat, your dog’s wellness needs are met with Prime-K9 Max Strength.

    Is this dog supplement suitable for all breeds, ages and sizes of dog?

    +

    Yes! The only thing that affects the daily dosage of Prime-K9 Max Strength is your dog’s size. See our feeding info chart for more details.

    What is in Prime-K9 Max Strength?

    +

    Supplement Composition Per 2g:

    Active Ingredients:

    • Brewers Yeast: 267 mg
    • Dried Egg Powder: 100 mg
    • Kelp Seaweed: 67 mg
    • Spirulina: 33 mg
    • Alfalfa: 33 mg
    • Psyllium Husks: 33 mg
    • L-Carnitine: 27 mg
    • Broccoli Powder: 20 mg
    • Zinc: 20 mg
    • Vitamin C: 20 mg
    • Vitamin E: 13 mg
    • Co-enzyme Q10: 3 mg
    • Vitamin B1: 2 mg
    • Vitamin B2: 2 mg
    • Vitamin B3: 2 mg
    • Vitamin B5: 2 mg
    • Vitamin B6: 2 mg
    • Manganese: 2 mg
    • Vitamin B12: 2 mcg
    • Folic Acid: 2 mcg

    Amino Acid Blend:

    • Alanine: 8.57 mg
    • Arginine: 11.13 mg
    • Aspartic Acid: 16.75 mg
    • Cysteine: 2.29 mg
    • Glutamic Acid: 23.8 mg
    • Glycine: 7.44 mg
    • Histidine: 4.17 mg
    • Isoleucine: 6.89 mg
    • Leucine: 12.07 mg
    • Lysine: 11.27 mg
    • Methionine: 6.76 mg
    • Phenylalanine: 8.65 mg
    • Proline: 5.84 mg
    • Serine: 6.95 mg
    • Threonine: 6.79 mg
    • Tryptophan: 26 mg
    • Tyrosine: 5.68 mg
    • Valine: 7.94 mg

    Composition:
    Maltodextrin, Brewers Yeast Powder, Zinc Gluconate, Dried Egg Powder, Kelp, Psyllium Husk, Spirulina, Alfalfa, L-Carnitine, L-Tartrate, DL Alpha Tocopheryl Acetate, Ascorbic Acid, Beef Meat Flavour, Co-Enzyme Q10, Thiamine HCl, Riboflavin, Nicotinamide, Calcium Pantothenate, Pyridoxine HCl, Folic Acid, Manganese Sulphate, Cyanocobalamin.

    Nutritional Additives:
    Zinc Gluconate, L-Carnitine L-Tartrate, DL Alpha Tocopheryl Acetate, Ascorbic Acid, Thiamine HCl, Riboflavin, Nicotinamide, Calcium Pantothenate, Pyridoxine HCl, Folic Acid Powder, Manganese Sulphate, Cyanocobalamin.

    Flavouring:
    Beef Flavour

    Technological Additives:
    Maltodextrin

    Analytical Constituents:

    • Fat: 0.6%
    • Protein: 6%
    • Carbohydrate: 60%

    Allergens shown in bold (Gluten, Egg).

    My dog is on a special diet. Can they still have this?

    +

    Yes! This works with any diet. The formula is designed to assist your dog’s gut – not upset it!

    How do I give this supplement to my dog?

    +

    We’ve produced Prime-K9 Max Strength as a powder supplement so it can easily be added to your dog’s daily food. Simply measure and mix! We love to spread ours on K9-Calm Mats for an extra enriching boost.

    What evidence is there that Prime-K9 works?

    +

    Benefits of Prime-K9 Supplements

    Prime contains a combination of supplements designed to nourish the skin and coat, helping to reduce itching, moderate inflammation, and improve the skin’s effectiveness as a barrier against allergens [1].

    Key Ingredients and Their Benefits:

    • Essential Fatty Acids: Proven to be beneficial in dogs with pruritus (itching) [2].
    • Vitamins and Minerals: Vitamin C, Vitamin E, and Zinc are powerful antioxidants that protect skin health and boost immunity.
    • Quercetin: Known as "nature’s anti-histamine," it has anti-allergic properties that support a healthy immune response [3].
    • Spirulina: A rich source of vitamins, minerals, and essential fatty acids. Benefits include:Enhancing the immune system.  Improving digestive health.  Providing anti-inflammatory and antioxidant properties [4].

    References:

    • Patel, A. Essential Fatty Acids in Veterinary Dermatology: Do They Have a Place?. 2017. Accessed 13 December 2021.
    • Fritsch DA, Roudebush P, Allen TA, Leventhal PS, Brejda J, Hahn KA. Effect of Two Therapeutic Foods in Dogs with Chronic Nonseasonal Pruritic Dermatitis. Int. J. Appl. Res. Vet. Med. 2010 Sep 1;8(3).
    • Mlcek J, Jurikova T, Skrovankova S, Sochor J. Quercetin and its anti-allergic immune response. Molecules. 2016 May;21(5):623.
    • Satyaraj E, Reynolds A, Engler R, Labuda J, Sun P. Supplementation of diets with Spirulina influences immune and gut function in dogs. Front. Nutr. 2021 May 28;8:267.

    Can I feed Prime-K9 Max Strength to my dog when on prescription medication?

    +

    Because the ingredients in our supplements are all-natural and have been formulated by vets and nutritionists, they can usually be used in conjunction with prescription medication. We would always recommend that you consult with your vet before changing your dog’s diet if your dog is on prescription medication.

    What is the iodine content of Prime-K9 Max Strength (because of the inclusion of Kelp)?

    +

    The iodine level of Prime-K9 is very low at 0.03mg per gram.

    Prime-K9 | Support All Over Wellbeing From The Inside Out

    As Seen In

    Better Health. Happier Dogs.

    Support your dog’s wellbeing with all-natural superfood support,expertly made dog health & wellbeing products.

    Made By
    Experts

    Our products have been formulated by our team of vets, champion trainers and nutritionists.

    Natural Quality
    Ingredients

    All of our products are 100% natural, non-sedative and supported by research.

    Superfood
    Innovation

    A powerful powder supplement that fits easily into your dog’s mealtime routine.

    The ingredients behind Prime-K9

    Boost your dog's overall health with Prime-K9. Our natural supplement combines B vitamins & antioxidants to support immunity, digestion, skin and coat health.

    • Created by vets and trainers
    • Supports a strong immune system
    • Boosts vitality and wellness
    • All-natural for better wellbeing

    Brewers Yeast

    267mg

    Brewers yeast provides a natural source of chromium, B-complex vitamins, selenium, and amino acids, while also improving palatability in powdered formulations.

    Brewers Yeast

    B-Complex Vitamins

    B-complex vitamins must be supplied regularly and are essential for energy metabolism, helping enzymes release energy from food, break down amino acids, and transport oxygen and nutrients throughout the body.

    B-Complex Vitamins

    Selenium

    Selenium is an essential trace mineral that supports the body’s antioxidant defences by acting as a cofactor for enzymes like glutathione peroxidase, helping protect cells from oxidative damage.

    Selenium

    Kelp

    67mg

    Kelp is a nutrient-dense sea vegetable that provides a wide range of vitamins—A, C, D, E, K, and B-complex—along with essential minerals that support overall health, metabolism, and vitality.

    Kelp

    Spirulina

    33mg

    Spirulina is a nutrient-rich blue-green algae that provides a broad spectrum of vitamins, minerals, and amino acids, supporting overall health, energy, and immune function.

    Spirulina

    Alfalfa

    33mg

    Alfalfa is a highly nutritious plant rich in vitamins, minerals, and bioactive compounds, supporting overall health, metabolism, and vitality through its broad-spectrum nutritional profile.

    Alfalfa

    L–Carnitine

    27mg

    L-Carnitine supports energy metabolism by transporting fatty acids into the mitochondria so they can be converted into energy, helping improve endurance, oxygen use, and overall physical performance.

    L–Carnitine

    Coenzyme Q10

    3mg

    Coenzyme Q10 is found in nearly all cells—especially in energy-demanding organs—and supports cellular energy production (ATP), while acting as a powerful antioxidant and helping stabilise cell membranes.

    Coenzyme Q10

    Zinc

    20mg

    Zinc is an essential trace mineral involved in over 300 enzyme systems, supporting immune health, growth and development, metabolism, hormone function, and vital processes such as DNA and protein synthesis.

    Zinc

    Psyllium husks

    33mg

    Psyllium husks provide both soluble and insoluble fibre to support gut health, helping bulk stools, regulate transit time, and improve nutrient digestion and absorption.

    Psyllium husks

    Broccoli Powder

    20mg

    Broccoli contains glucosinolates that are converted into powerful antioxidant compounds, helping protect cells from oxidative stress while also supporting stable blood sugar levels by slowing sugar release into the bloodstream.

    Broccoli Powder

    Dried Egg Powder

    100mg

    Eggs provide a complete profile of essential amino acids, making them ideal for supporting muscle growth, strength, and faster recovery by supplying the body with the building blocks it cannot produce on its own.

    Dried Egg Powder

    What Makes A-OK9 Products Different?

    Smarter Dog Health and Wellbeing Starts Here
    Crafted by vets, behaviourists, and nutrition experts, A-OK9 delivers science-backed, all-natural superfood blends designed to support health, behaviour, and longevity—without the fillers or fuss.

    Checkmark icon

    All-Natural Superfood Blends

    No fillers or artificial nasties

    Checkmark icon

    Targeted Health Support

    For calm, joints, digestion & more.

    Why Prime-K9 is a daily essential to support your dogs general wellbeing

    Easy daily scoop
    All-natural ingredients
    Vet-approved formulations
    No fillers or artificial additives
    Made in the UK

    All Your Frequently Asked Questions - Answered!

    How will Prime-K9 Max Strength help my dog?

    +

    Our dogs are exposed to pollution, toxins and infectious agents that cause damage to the cells of their body on a daily basis.

    Prime-K9 Max Strength is an incredible powerhouse of natural healing. Whether your dog is prone to seasonal allergies or exposed to environmental stressors, this supplement is designed to keep their immune system in top shape, so they stay healthy and active at any age.

    Your dog’s immune system is their natural defence against illness, and Prime-K9 Max Strength helps boost that defence. From joints to coat, your dog’s wellness needs are met with Prime-K9 Max Strength.

    Is this dog supplement suitable for all breeds, ages and sizes of dog?

    +

    Yes! The only thing that affects the daily dosage of Prime-K9 Max Strength is your dog’s size. See our feeding info chart for more details.

    What is in Prime-K9 Max Strength?

    +

    Supplement Composition Per 2g:

    Active Ingredients:

    • Brewers Yeast: 267 mg
    • Dried Egg Powder: 100 mg
    • Kelp Seaweed: 67 mg
    • Spirulina: 33 mg
    • Alfalfa: 33 mg
    • Psyllium Husks: 33 mg
    • L-Carnitine: 27 mg
    • Broccoli Powder: 20 mg
    • Zinc: 20 mg
    • Vitamin C: 20 mg
    • Vitamin E: 13 mg
    • Co-enzyme Q10: 3 mg
    • Vitamin B1: 2 mg
    • Vitamin B2: 2 mg
    • Vitamin B3: 2 mg
    • Vitamin B5: 2 mg
    • Vitamin B6: 2 mg
    • Manganese: 2 mg
    • Vitamin B12: 2 mcg
    • Folic Acid: 2 mcg

    Amino Acid Blend:

    • Alanine: 8.57 mg
    • Arginine: 11.13 mg
    • Aspartic Acid: 16.75 mg
    • Cysteine: 2.29 mg
    • Glutamic Acid: 23.8 mg
    • Glycine: 7.44 mg
    • Histidine: 4.17 mg
    • Isoleucine: 6.89 mg
    • Leucine: 12.07 mg
    • Lysine: 11.27 mg
    • Methionine: 6.76 mg
    • Phenylalanine: 8.65 mg
    • Proline: 5.84 mg
    • Serine: 6.95 mg
    • Threonine: 6.79 mg
    • Tryptophan: 26 mg
    • Tyrosine: 5.68 mg
    • Valine: 7.94 mg

    Composition:
    Maltodextrin, Brewers Yeast Powder, Zinc Gluconate, Dried Egg Powder, Kelp, Psyllium Husk, Spirulina, Alfalfa, L-Carnitine, L-Tartrate, DL Alpha Tocopheryl Acetate, Ascorbic Acid, Beef Meat Flavour, Co-Enzyme Q10, Thiamine HCl, Riboflavin, Nicotinamide, Calcium Pantothenate, Pyridoxine HCl, Folic Acid, Manganese Sulphate, Cyanocobalamin.

    Nutritional Additives:
    Zinc Gluconate, L-Carnitine L-Tartrate, DL Alpha Tocopheryl Acetate, Ascorbic Acid, Thiamine HCl, Riboflavin, Nicotinamide, Calcium Pantothenate, Pyridoxine HCl, Folic Acid Powder, Manganese Sulphate, Cyanocobalamin.

    Flavouring:
    Beef Flavour

    Technological Additives:
    Maltodextrin

    Analytical Constituents:

    • Fat: 0.6%
    • Protein: 6%
    • Carbohydrate: 60%

    Allergens shown in bold (Gluten, Egg).

    My dog is on a special diet. Can they still have this?

    +

    Yes! This works with any diet. The formula is designed to assist your dog’s gut – not upset it!

    How do I give this supplement to my dog?

    +

    We’ve produced Prime-K9 Max Strength as a powder supplement so it can easily be added to your dog’s daily food. Simply measure and mix! We love to spread ours on K9-Calm Mats for an extra enriching boost.

    What evidence is there that Prime-K9 works?

    +

    Benefits of Prime-K9 Supplements

    Prime contains a combination of supplements designed to nourish the skin and coat, helping to reduce itching, moderate inflammation, and improve the skin’s effectiveness as a barrier against allergens [1].

    Key Ingredients and Their Benefits:

    • Essential Fatty Acids: Proven to be beneficial in dogs with pruritus (itching) [2].
    • Vitamins and Minerals: Vitamin C, Vitamin E, and Zinc are powerful antioxidants that protect skin health and boost immunity.
    • Quercetin: Known as "nature’s anti-histamine," it has anti-allergic properties that support a healthy immune response [3].
    • Spirulina: A rich source of vitamins, minerals, and essential fatty acids. Benefits include:Enhancing the immune system.  Improving digestive health.  Providing anti-inflammatory and antioxidant properties [4].

    References:

    • Patel, A. Essential Fatty Acids in Veterinary Dermatology: Do They Have a Place?. 2017. Accessed 13 December 2021.
    • Fritsch DA, Roudebush P, Allen TA, Leventhal PS, Brejda J, Hahn KA. Effect of Two Therapeutic Foods in Dogs with Chronic Nonseasonal Pruritic Dermatitis. Int. J. Appl. Res. Vet. Med. 2010 Sep 1;8(3).
    • Mlcek J, Jurikova T, Skrovankova S, Sochor J. Quercetin and its anti-allergic immune response. Molecules. 2016 May;21(5):623.
    • Satyaraj E, Reynolds A, Engler R, Labuda J, Sun P. Supplementation of diets with Spirulina influences immune and gut function in dogs. Front. Nutr. 2021 May 28;8:267.

    Can I feed Prime-K9 Max Strength to my dog when on prescription medication?

    +

    Because the ingredients in our supplements are all-natural and have been formulated by vets and nutritionists, they can usually be used in conjunction with prescription medication. We would always recommend that you consult with your vet before changing your dog’s diet if your dog is on prescription medication.

    What is the iodine content of Prime-K9 Max Strength (because of the inclusion of Kelp)?

    +

    The iodine level of Prime-K9 is very low at 0.03mg per gram.

    What Makes A-OK9 Dog Health
    & Welling Products Better

    All Natural dog supplements that do more than just support - they transform

    A-0K9 Supplements

    Powder = Higher activesTargets calm, joints, gut & moreMixes easily with raw food100% superfood ingredientsVet & behaviourist backed

    Typical Supplements

    Generic, low-potency formulasOne-size-fits-all approachMade for dry kibble mealsFull of binders, fillers & artificialsLimited proof or visible results
    Better ingredients. Smarter formulas. Real results for your dog.
    Vet Approved

    Vet Approved

    All-Natural Dog Health & Wellbeing Products

    Our dog health and wellbeing products are formulated by our team of vets, trainers and nutritionists. 100% natural, non-sedative, and backed by research.

    A-OK9 · Vet-Formulated & Research-Backed Supplements
    Vet Approved

    Search