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Can Dogs Eat Soy? (Nutritional Benefits of Soy for Dogs) 

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Dogs can eat soy. It is fiber-rich, so it helps improve their digestion. It also contains other essential nutrients that have multiple health benefits. Soy does contain compounds that cause health complications when consumed in large amounts.

Owners choose the food that benefits their pets the most. There is a wide variety of foods that you can choose from, but not all of them are healthy for your dog.

Some owners prefer to feed their dogs regular kibble, while others provide meat, fruits, vegetables, and grains to meet their nutrient requirements.

Soy is a healthy food that you can feed your dog. It is cheap and accessible, making it an excellent alternative to meat. 

This article examines the nutritional benefits of soy, the types of soy products you can give to your dog, how to feed them to your dogs, and more.   

Can Dogs Eat Soy?

Yes, Dogs can and will eat soy. It contains various nutrients that improve their metabolism, strengthen their immune system, and other health benefits. Although it is beneficial, large amounts can lead to discomfort and health problems. 

Soy (Glycine max) came from East Asia, where it serves as a major source of protein. It is also rich in other essential nutrients: 

  • Fiber
  • Vitamin K
  • Vitamin B1
  • Phosphorus
  • Folate
  • Copper 

This legume is a cream-colored bean that companies use to make various products: 

  • Soy Sauce
  • Soy Milk
  • Soy Ice cream 
  • Tofu or Bean curd

If you plan to feed them soy, check with your veterinarian if your dog is allergic to it.  

Can Dogs Eat Soy Sauce?

No, dogs should not be given soy sauce. Not because of the soy, but due to the high sodium content. Soy sauce is a condiment that people commonly use for savory dishes. It gives the dish umami and salty flavors. This condiment is high in sodium and can cause urinary tract complications and salt poisoning. 

Can Dogs have Soy Milk?

Yes, you can serve soy milk to your pooch, as long as they’re not allergic to soy. This beverage is high in protein and helps hydrate your dog. You can also give it fortified milk, which lessens the risk of bone and joint complications. 

Can Dogs have Soy Milk

Can Dogs Eat Tofu?

Tofu is beneficial to dogs. This dish is low in carbohydrates and fats. You can feed this to your dog, especially if it is on a diet.

Can I Serve My Dog Soy Ice Cream?

Dogs can eat soy ice cream but only in small amounts. Soy ice cream is high in sugar and fat, which causes obesity and lowers your dog’s quality of life. 

Can Dogs Eat Soybeans?

You can feed your dog soybeans in moderation. Although it is healthy for dogs, considerable amounts lead to discomfort and digestive tract problems. Soybeans contain lectin and phytic acid, which hinders digestion and mineral absorption.[1]

Can Dogs Eat Soybeans

Health Benefits of Feeding Your Dog Soy 

Soy is a beneficial food for dogs. It contains several essential nutrients that improve your dog’s health. Feed them soy in small amounts to avoid digestive complications. 

There are different compounds in soy that make your dog healthier and stronger, such as saponin, which reduces cholesterol. 

Soy is also high in folate – a compound that helps in blood production, cell division, immune reaction, and tissue development[2]. Researchers found that hydrolyzed soy dog food helps cure dogs with Atopic dermatitis.[3]

Should I add soy to my dog’s diet?

Yes, you should add soy to your dog’s diet. It contains various essential nutrients (e.g., proteins, carbohydrates, minerals, vitamins, etc.) that help extend your dog’s lifespan and improve life quality.

Is Soy Harmful to Dogs?

No, soy is not harmful to dogs in small amounts. It contains essential nutrients that make your dog more robust and healthier. Soy contains several compounds that can cause digestive problems when eaten in large volumes. 

This legume contains phytic acid, which hinders mineral absorption. Eating lots of soy can cause obesity and indigestion as it is rich in carbohydrates and lectin. 

There are multiple harmful side effects from eating too much soy: 

  • Indigestion
  • Obesity
  • Vomiting
  • Diarrhea 
  • Excessive flatulence
  • Mineral deficiency 
  • Irritable Bowel Syndrome (IBS) 

Boiling, grilling, fermenting, and sprouting soy reduces the number of harmful compounds in soy.

Soy Nutritional Value for Dogs

NutrientPer 100g of Black beans (Boiled, drained, without salt)
Calories 172 kcal
Total Fat8.97 g
Cholesterol0 mg
Sodium1 mg
Carbohydrate8.36 g
Protein18.2 g
Fiber 6 g
Calcium, Ca102 mg
Iron, Fe5.14 mg
Potassium, K515 mg
Zinc, Zn1.15 mg
Copper, Cu0.407 mg
Phosphorus, P245 mg
Manganese, Mg0.824 mg
Riboflavin0.285 mg
Folate54 µg
Vitamin K19.2 µg
Vitamin E0.35 mg
Vitamin B-60.234 µg
Vitamin C 1.7 mg

Data according to USDA’s FoodDate Central[4].

Adding soy to your dog’s diet helps it become stronger and healthier because soy contains various essential nutrients. 

This legume is rich in calories, proteins, Potassium, Phosphorus, Iron, Serine, and other nutrients. Soy is low in sodium, cholesterol, and sugar, making it excellent dog food. 

Here is how nutrients found in soy can help your dog: 

First, soy is rich in calories and low in fat and cholesterol. This legume is perfect for dogs who are prone to obesity. Adding soy to their diet helps give them energy for exercise while avoiding gaining weight. 

Second, the American Kennel Club says that vitamin C, a nutrient found in soy, is an antioxidant that lessens inflammation and slows down skin aging[5].

Third, Phosphorus helps in metabolism, DNA formation, and bone structure. 

Fourth, soy is high in Calcium. This nutrient plays a role in blood coagulation, bone structure, and nerve transmission[6].

Lastly, other nutrients make your dog healthier by helping in different organ system processes, such as bone formation, cell division, blood transport, etc.  

Soy Nutritional Value for Dogs

How to Feed Dogs Soy?

There are several soy-based products that you can feed your dog. Bean curd, boiled soybeans, and soy milk are some examples. When cooking soy for your dog, remember to soak them overnight or boil them to reduce the number of harmful compounds in the soy. 

Boiled Soybeans

To serve your dog boiled soybeans, do the following: 

  1. Put soybeans on a colander.
  2. Wash soybeans thoroughly under running water.
  3. Drain the water and place it on a pot.
  4. Fill the pot with water until it soaks all the soybeans.
  5. Let the beans soak for at least 4 hours.
  6. After soaking, drain the water and refill it (1 cup of soybeans:3 cups of water).
  7. Place soybeans on high heat until the water boils.
  8. When it is boiling, place it on low heat until tender. 
  9. Drain the excess water.
  10. You can mash the boiled soybeans for a creamy texture. 
  11. Place it on your dog’s bowl and serve.

Bean Curd

Do the following if you want to serve bean curd to your dog: 

  1. Open packaging.
  2. Drain the water on the packaging.
  3. Place bean curd on a chopping board.
  4. Get a knife and cut it into your preferred shape and size.
  5. Place the pan onto the stove on medium heat.
  6. Add water for a soft texture or add oil for a crispy texture.
  7. Let it cook for 3-5 minutes. 
  8. Let it cool for 2 -5 minutes.
  9. Place the cooked bean curd in your dog’s bowl and serve.

Soy Milk

  1. Pour soy milk into a cup.
  2. Place a small amount in your dog’s water bowl to see if your dog likes soy milk.
  3. If your dog asks for more, pour half of the remaining amount. 
  4. After its next meal, pour the remaining soy milk into your dog’s bowl.

Alternative to soy milk: Coconut milk for dogs

Alternatives to Soy for Dogs

If your dog does not respond well to soy, here are some healthy alternatives that you can serve:


Dogs can eat soy. It contains nutrients that make your dog healthier. Eating large amounts of soy can cause digestive problems.

There are different soy-based products, but not everything is safe for your dog. Remember to check the nutritional content of each product before serving them to your dog. Snap peas, swiss chard, black beans, and couscous are some healthy alternatives you can serve to your dog. 

About Dennis Stapleton

Dennis Stapleton has a passion for animals, especially dogs, and their relatives. He’s intrigued by their social structure and loves to write and teach about the world's most popular pet animal.

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