Duralactin Dosage Calculator for Dogs
Calculate the accurate daily dosage of MicroLactin for your dog’s joint support.
Recommended Dosage Results
- Dairy Sensitivity: Derived from cow’s milk. Dogs with distinct milk protein allergies or severe lactose intolerance may experience minor GI issues (e.g., diarrhea or vomiting).
- Pregnancy Safety: Safety in pregnant or breeding animals has not been clinically evaluated.
- Drug Compatibility: Safe for long-term use and can be administered alongside prescription NSAIDs, steroids, or joint supplements.
The dosage of Duralactin for dogs varies according to the type of Duralactin product your veterinarian prescribes and your dog's overall health, body weight and age. Duralactin is a nutritional joint supplement that promotes long-term joint comfort and a healthy inflammatory response in dogs. It contains as its active ingredient MicroLactin®, patented dried milk protein concentrate from hyperimmunized cows.
This special ingredient has naturally occurring elements that modulate cytokine activity and neutrophil involvement for a normal inflammatory response without compromising the immune system.
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Duralactin's ingredients make it a favorite for dogs with joint discomfort, stiffness, and chronic inflammatory conditions, and for the general support of doggy joint health and activity.
You'll find out the recommended of Duralactin Dosage for dogs, dosage charts by weight, how to safely administer the supplement, the benefits associated with it, potential side effects, precautions, and some practical tips on how to ensure your dog benefits most from regular joint and inflammation support.
What is Duralactin Dosage For Dogs?
Knowing the proper Duralactin dose for dogs will allow you to ensure your dog's joint health is maintained and that chronic stiffness of mobility is managed safely. Duralactin uses MicroLactin, a special milk protein concentrate, to work at the cellular level to help relieve discomfort in joints without immune suppression. The exact dosage will vary depending on the formulation and the size of your dog:
- Duralactin Chewable Tablets (1,000 mg): Given twice a day from 1/2 tablet for a dog under 40 lbs. to 1 1/2 tablets for a dog over 81 lbs.
- Duralactin Soft Chews & Joint Plus (1,500 mg): Dosage is once or twice daily, depending on the size of the dog, from 1 chew per day for dogs under 60 lbs to 3 chews per day for giant dogs over 120 lbs.
Visible results can be seen in 4-7 days while full results are seen in 10-14 days. Please check with your vet, as a different dosage schedule may be necessary for your dog's health condition.
Duralactin Canine Dosage Charts For Dogs By Weight
Here is the quick-reference dosage breakdown for dogs based on body weight and product variant:
1. Duralactin Canine Chewable Tablets
- Active Formulation: 1,000 mg MicroLactin per tablet (Vanilla Flavor)
| Dog Weight (lbs) | Dog Weight (kg) | Dose per Administration | Frequency | Total Daily Dose |
| 0 – 40 lbs | Up to 18.1 kg | 1/2 tablet | Twice daily | 1 tablet / day |
| 41 – 80 lbs | 18.6 – 36.3 kg | 1 tablet | Twice daily | 2 tablets / day |
| 81+ lbs | 36.7+ kg | 1 1/2 tablets | Twice daily | 3 tablets / day |
2. Duralactin Soft Chews & Joint Plus Soft Chews
- Active Formulation: 1,500 mg MicroLactin per chew (Chicken Liver Flavor)
- Joint Plus Extras: Includes Glucosamine HCl, MSM, and Omega-3 fatty acids
| Dog Weight (lbs) | Dog Weight (kg) | Dose per Administration | Frequency | Total Daily Dose |
| 0 – 60 lbs | Up to 27.2 kg | 1 chew | Once daily | 1 chew / day |
| 61 – 120 lbs | 27.7 – 54.4 kg | 1 chew | Twice daily | 2 chews / day |
| 121+ lbs | 54.9+ kg | 1 1/2 chews | Twice daily | 3 chews / day |
Important Notes:
- Timeline: Initial mobility improvements typically appear within 4 to 7 days, reaching peak clinical results in 10 to 14 days.
- Dairy Allergy: Derived from cow's milk concentrate. Exercise caution if your dog has a severe milk protein allergy or severe lactose intolerance.
- Compatibility: Safe for long-term use alongside prescription NSAIDs, corticosteroids, or other joint supplements.
What Is Duralactin®?

Duralactin® is a non-prescription nutritional supplement designed to maintain a healthy inflammatory response, and long-term joint health in animals. It contains a patented dried milk protein concentrate from hyperimmunized cows called MicroLactin® as its active ingredient. MicroLactin® contains naturally occurring factors which seem to inhibit cytokines, modulate neutrophils activity and inhibit neutrophils migration associated with inflammatory response, thus helping to maintain inflammation within the range of normality without interfering with immune system.
Duralactin supplement is generally employed in the long-term treatment of chronic inflammatory diseases such as arthritis and other degenerative joint diseases in dogs. It encourages ease of movement, joint function, normal activity and wellness. Some dogs can show improvement in 4-7 days, and will achieve best results after 10-14 days of daily application. It can also be used to lessen a dog's reliance on NSAIDs or steroids under a veterinarian's care.
Duralactin® medication comes in soft chews flavoured with chicken liver or vanilla-flavoured chewable tablets to be used as a treat or mixed into food. The some Joint Plus formulas even contain glucosamine HCl and MSM for extra help in maintaining healthy joints and mobility. The Duralactin® product line is also offered for use in cats and horses, and the paste formulation for cats includes L-lysine to help maintain health of the eyes and respiratory system.
Duralactin® is a natural supplement, but still should be used responsibly as even natural products may have side effects or interact with other treatments. The FDA in the U.S. and Health Canada in Canada do not require testing of non-drug supplements before they are marketed for safety and efficacy, nor is there independent testing done by the FDA or Health Canada. Always use the supplement as directed by your veterinarian; sometimes, directions may not be stated on the label or may differ from the product label.
Benefits of Duralactin® for Dogs

Duralactin® is a nutritional supplement formulated to help support long-term joint health, mobility and a healthy inflammatory response in dogs. It contains MicroLactin® as its active ingredient, which helps to control the activity of cytokines and the involvement of neutrophils, ensuring the normal activity of inflammation processes and the maintenance of general well-being and normal everyday life.
Some formulations also feature other ingredients that support the joints and maintain their function and healthy cartilage.
Key Benefits
- Helps to control and maintain a healthy inflammatory response by regulating the activity of cytokines and neutrophils.
- Promotes the natural control of inflammation in joints without immune system suppression.
- Encourages healthy cartilage for the longevity of the joint.
- Helps reduce joint pain and swelling from inflammation to improve joint comfort.
- Eases everyday movement and increases mobility and flexibility across all breeds and ages of dogs.
- Helps dogs stay active and comfortable for normal activity and overall wellness.
- Gives long-term joint support, which makes it great for the long term treatment of chronic inflammatory conditions.
- Some formulations contain additional joint-support ingredients such as glucosamine, MSM, omega fatty acids, manganese and vitamin E to support optimum joint health and function.
- May be able to help decrease the use of NSAIDs or steroids for some dogs under veterinary supervision.
- With research to back the claim – a controlled study found better comfort and mobility in older large-breed dogs.
How to Give Duralactin® to Your Dog
Duralactin dosage for dogs comes in a variety of formulations, such as chewable tablets and soft chews for dogs, and is available as an oral supplement. It can be fed straight or added to your dog's food, and is easy to do every day. The supplement can be administered with or without food, but can be easier to administer with the food for some dogs.
Ideally, Duralactin® should be administered at the same time every day and in accordance with the guidelines on the product label or as recommended by your veterinarian, as these may differ depending on the product and your dog's condition. Some of the treatment programs suggest giving it twice daily, in order to provide constant joint support and a well balanced inflammatory reaction.
Remember Duralactin supplement for dogs is designed to be used long term, and can take several days to start working, so visible improvement may not occur immediately. The regular use of the supplement, under veterinary supervision, offers the best chance at supporting your dog's joint health and mobility.
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What are the possible side effects of Duralactin®?

Duralactin® medicine is well tolerated, but as with all types of medication, some dogs may experience side effects, especially if they are sensitive or allergic to milk or milk protein. Since MicroLactin® is made from milk it is the most frequent reaction, which is digestive upset. Sometimes, sensitivities can occur over time, despite no issue with the first few doses.
Possible Side Effects
- Vomiting
- Diarrhoea
- Nausea
- Dogs with a dairy or milk protein sensitivity can experience digestive upset.
- Allergic reactions, such as:
- Irregular breathing
- Skin rash
- Fever
- Swelling or puffiness around face
If your dog gets worse while taking Duralactin®, discontinue use of the supplement and contact your veterinarian immediately. The effects of Duralactin® disappear within 24 hours after the drug's administration has stopped, but may persist longer in dogs suffering from liver or kidney disease. Watch your dog during treatment; allergic sensitivities can occur, even though earlier doses were tolerated.
Are There Any Risk Factors for Duralactin®?
When used as directed, Duralactin® supplement generally is considered safe, but there are some situations that it should be avoided or used with additional caution. This supplement should be given on the advice of a veterinarian, and according to the directions provided on the label, to help ensure safe and effective use.
Risk Factors and Precautions
- Avoid use in dogs with known milk protein sensitivity or dogs known to be allergic to Duralactin® or any of the ingredients in Duralactin®.
- Do not use in dogs under 1 year old, in pregnant dogs or dogs of breeding age as safety is not established in these dogs.
- Only for use in dogs.
- Do not give to children and other animals.
- If you accidentally overdose your dog, contact your veterinarian or healthcare provider right away.
- If your dog starts to vomit, dierrhea or worsens, stop the supplement and check with your vet right away.
- For optimum results use Duralactin® in accordance with the instructions and under veterinary supervision.
- Not evaluated by the U.S. Food and Drug Administration (FDA) and not intended to diagnose, treat, cure or prevent disease.
Active Ingredients in Duralactin®
Depending on the formulation, the active ingredients of Duralactin® are different, with MicroLactin® (dried milk protein) being the main active ingredient of all the products. MicroLactin® is a patented dried milk protein concentrate that helps maintain a healthy inflammatory response and joint health.
In addition, some of the Duralactin® Joint Plus formulations also contain other nutrients to support the health and mobility of cartilage as well as overall joint function.
Active Ingredients
- MicroLactin® (dried milk protein):
- 500 mg per dose (Joint Plus form)
- 500 mg per tablet (Chewable Tablets)
- 1,500 mg (as soft chews)
- Glucosamine HCl (marine source): 250 mg
- Methylsulfonylmethane (MSM): 200 mg
- Omega-3 (EPA) fatty acids: 15mg.
- Omega 3 (DHA) fatty acids: 10mg
- Manganese: 5 mg
- Zinc: 2 mg
- Vitamin E: 25 IU
Other Ingredients
Duralactin dosage can also contain other inactive ingredients, depending on the formulation, to enhance the taste, texture and stability of the tablet or chew, and include cane molasses, dried chicken liver, lecithin, glycerin, mixed tocopherols, propylparaben, potassium sorbate, stearic acid, natural and artificial vanilla flavours, and magnesium stearate.
Are There Any Drug Interactions with Duralactin®?
No Duralactin® drug interactions are known. But, prior to beginning this supplement, make sure to let your vet know of any other medications, over-the-counter prescriptions, vitamins, supplements, herbs, etc that your dog is taking.
There are no known interactions reported, but the combination of two or more supplements or medications may be more likely to cause an overdose or adverse side effects. Your veterinarian will be able to tell you if Duralactin® is suitable for your dog's current treatment, and can help to avoid potential complications.
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FAQs
What is the recommended Duralactin dosage for dogs?
Yes. Duralactin supplement is designed for daily use for a long period of time to assist in maintaining a healthy inflammatory response and comfort in the joints. Should only be used under veterinary supervision, particularly if your dog is suffering from an underlying medical condition.
When does Duralactin start to work?
Duralactin medicine can start to work in as little as 4-7 days, with optimal results after 10-14 days of regular application. Depending on the condition of the dog, some may need more or less time.
May Duralactin be administered concurrently with other drugs or food?
Yes. Duralactin dose may be given directly or mixed in with your dog's food and can be administered with or without meals. No drug interactions are known, but check with your veterinarian before combining with any medications, vitamins or other supplements.
If the dose of Duralactin is missed, what should I do?
If a dose is missed take it as soon as possible. If the next dose is due very soon, skip the dose if it is missed and take the next dose at the usual time. Never give two doses at the same time.
Does my dog need to be monitored while taking Duralactin?
Yes. Follow your veterinarian's recommendations for follow-up visits and any necessary tests. If your dog vomits, has diarrhoea, shows allergic reactions or changes at home, please contact your vet as soon as possible.
How should Duralactin be stored?
Keep Duralactin out of direct sunlight at room temperature, in a cool and dry environment. Store the bottle securely and out of reach of children and pets to prevent accidental ingestion and make sure to keep it securely closed.
What if my dog has an overdose or adverse reaction?
Call veterinarian immediately if an overdose is suspected or if an adverse reaction is noted. If you do not have your own veterinarian, contact an emergency vet and have the following information ready: your dog's weight, symptoms, and product information.
Can puppies or dogs with milk protein sensitivity take Duralactin?
Duralactin is suitable for puppies as well as adult dogs, but should be used carefully in dogs with known milk protein sensitivity or allergies. Stop the supplement and contact your veterinarian right away if your dog begins to experience vomiting, diarrhoea or allergic reaction.
Key Takeaways
- Duralactin® is a supplement designed to help maintain a healthy inflammatory response and long-term healthy joints in dogs.
- The active ingredient is MicroLactin®, a patented dried milk protein concentrate from hyperimmunized cows.
- Additional ingredients such as glucosamine HCl, MSM, omega fatty acids, manganese and vitamin E are sometimes added to formulations for extra protection to the joints.
- Dosage depends on the product formulation and the weight of your dog and should be based on the instructions on the product label or the advice of your veterinarian.
- Duralactin is administered orally either alone or in the food.
- A dog will often improve in 4–7 days and achieve the best results after 10–14 days of regular use.
- The supplement can be used on a daily basis for the long term and may be beneficial for some dogs to help decrease NSAIDs or steroids under veterinary care.
- Rarely, side effects may occur such as diarrhoea, nausea and allergic reactions, particularly in dogs that are sensitive to milk proteins.
- No drug interactions have been reported, tell your veterinarian if your dog is taking any other medicines or supplements.
- As long as Duralactin dosage for dogs is used according to the instructions and is regularly monitored by a veterinarian, it is used safely and effectively.
Final Thoughts
Duralactin dog dosage is a highly sought after nutritional supplement for promoting a healthy inflammatory response, joint comfort and long-term mobility in dogs. Unlike conventional anti-inflammatory drugs, its unique, MicroLatin® ingredient helps the body's natural inflammatory mechanisms without suppressing the immune system.
Duralactin supplement can be a useful tool in the long-term management of dogs which are suffering from arthritis, chronic inflammation, or mobility problems due to age and can be used when recommended by the veterinarian and used consistently at the recommended dose.
While Duralactin is considered to be relatively safe for dogs, it should be used correctly, side effects monitored, and dogs should not be administered it at the same time as other drugs or supplements without consulting with a veterinarian. Duralactin, when used properly and under the guidance of a veterinarian, can enable many dogs a more active, comfortable and better life.













