Can Dogs Eat Collard Leaves? Let’s Find Out!

Collard leaves are a rich hub of nutrients.

With the increase of lifestyle diseases, they are a go-to for many people.

If you are a dog owner, there is the best interest of your fluffy friend at heart.

Therefore you would want to share some healthy collard leaves with him.

However, you don’t know if it will be healthy for him.

So, can dogs eat collard greens?

Yes, dogs can eat collard leaves.

It is rich in nutrients, including protein, vitamins, iron, calcium, manganese, folate, and omega 3 fatty acids.

However, you should avoid giving too much because they contain high fiber, which may cause stomach upsets.

In this article we will look into the nutritional value, risks, and the different feeding options of collard greens.

Nutritional value of collard greens to dogs

  • Folate 

Folate is an important nutrient found in collard greens.

This B vitamin plays a role in red blood cell production, which helps your dog transport oxygen around his body.

It’s vital for your dog’s brain function and development during pregnancy or lactation periods.

  • Calcium 

Collard greens also contain high calcium levels, which is suitable for building strong bones and teeth in dogs.

Calcium also plays a vital role in muscle contraction throughout the body. 

  • Iron

Collard greens are high in iron.

This mineral is an essential component of hemoglobin, which carries oxygen throughout the body.

Without sufficient iron, your dog will not be able to produce enough red blood cells to support normal bodily functions such as respiration, brain function, growth, and reproduction.

  • Vitamin A

Vitamin A helps your dog’s immune system fight off bacteria and viruses that cause illness or infection.

It also helps keep his skin healthy by promoting cell differentiation so that it can regenerate new skin cells.

  • Iron

Iron is an essential mineral that helps form hemoglobin, which plays a vital role in transporting oxygen to all parts of the body.

Collard greens are rich in iron and can be used as a natural food supplement for dogs suffering from 


  • Vitamin C

Collard greens are loaded with vitamin C, which helps boost the immune system of dogs.

This vitamin also helps reduce inflammation and keep infections at bay.

According to experts, dogs need around 100 mg of vitamin C every day for optimal health.

  • Vitamin K

Collard greens are an excellent source of vitamin K, which helps promote blood clotting and regulates calcium levels in the body.

Vitamin K deficiency leads to bleeding disorders and other complications such as osteoporosis, heart failure, and liver damage.

  • Protein 

Protein is essential for dogs because it helps them build muscle mass and repair tissue.

It also has many other functions in the body, including helping to digest food and transporting nutrients throughout the body.

  • Fiber 

Collard greens are good for dogs because they contain high amounts of fiber which helps to keep your dog’s digestive system functioning correctly. 

  • Manganese 

Manganese is an essential trace mineral for dogs that are important for healthy bones, brain function, reproduction, and growth.

It also supports a healthy immune system and helps to metabolize carbohydrates, proteins, and fats.

  • Phosphorus 

Phosphorus helps dogs produce energy and metabolize nutrients.

It also allows dogs to grow and develop skeletal muscles, nerves, and bones.

Phosphorous deficiency can lead to poor growth, weight loss, weakness, and muscle cramps.

Can Dogs Eat Collard Leaves

The Risks of collard greens to dogs

Despite the many nutrients and health benefits in collard greens, they have risks associated with some of their components.

These include;

  1. Isothiocyanates 

Isothiocyanates can cause damage to the kidneys and bladder in dogs.

This damage can lead to bladder stones and kidney stones, leading to complete kidney failure in severe cases.

In addition, these compounds can also cause other problems like gastrointestinal problems or even bone marrow suppression.

Symptoms of isothiocyanate toxicity include vomiting, anorexia (loss of appetite), lethargy (sluggishness), and diarrhea.

If your dog has consumed large amounts of collard greens, you should contact your vet immediately.

  1. Calcium oxalate

Dogs who consume large amounts of calcium oxalate may experience stomach upset, including vomiting and diarrhea.

In rare cases, dogs may develop kidney failure if they consume large amounts of calcium oxalate over an extended period. 

  1. Too much fiber

Adding fiber to your dog’s diet may be a good idea.

However, there are some side effects to too much fiber that you should know.

The most common side effects of feeding too much fiber include diarrhea, bloating, and flatulence. 

It’s essential to monitor your dog carefully when first introducing more fiber into his diet.

If he doesn’t tolerate it well at first, try reducing the amount of additional fiber in his food until he’s used to it and then slowly increase it again over several weeks.

In case your dog experiences any adverse side effects from increased fiber intake, consult with your veterinarian. 

Should dogs eat cooked collard greens? 

Yes dogs can eat cooked collard greens.It is the most preferred way to serve your dog.

However, how you cook makes the difference.

You should not add garlic or onions as they are toxic for the dog.

Also, avoid salt and other seasonings.

The best way to cook is to steam or saute.

Ensure that you cut off the stem because it is rough and hard to digest, especially for puppies.

How many collard greens can you serve your dogs?

There is no specific amount that you should feed your dog.

However, you should serve your pups according to age, size, and allergic reaction. 

Suppose it’s the first time to feed your mutt with collard greens, give a small portion, then observe their reaction.

In case the symptoms show, stop feeding your dog with collard leaves and settle for other healthy foods.

Call your veterinarian if the symptoms persist.

When serving your dog with collard greens, always remember that it should be part of a healthy diet.

Therefore, serve other healthy foods along.

Do not mix them with other vegetables apart from the leafy ones like lettuce.

They may be too much for digestion, thus causing constipation.


There you have the answer to whether dogs can have collard greens.

Give them to your dog anytime you cook at home but remember to consider the size and allergy.

Always look out for any sickly symptoms that may show and if they are severe, call your veterinarian.

Megan Turner

Leave a Comment

Your email address will not be published. Required fields are marked *