Get

In Your Inbox

Dogster is reader-supported. When you buy via links on our site, we may earn an affiliate commission at no cost to you. Learn more.

What Is Crude Fiber in Dog Food? Vet-Verified Nutrition Facts & FAQ

Ginger dog eating

Finding good dog food can certainly be an uphill battle in many ways. Whether the problem is finding food that has the right nutritional components or if you have a picky dog who may not want to eat food, it can be challenging! Understanding all the jargon printed on the nutrition label presents another layer of difficulty.

While “crude fiber” might sound menacing to some, it is perfectly safe and healthy for dogs. It reflects a measure of a food’s amount of fiber. “Crude” suggests that the value was obtained through chemical analysis; it does not indicate that the food is low quality, dangerous, or anything negative.

Fiber is typically composed of the indigestible portions of plant materials. It helps maintain gut health and aid digestion. Keep reading to learn everything you need about fiber content in your dog’s food!

What Is Fiber?

Fiber is an undigestible compound found in plant maters. Typically, fiber is seen as the parts of the plant material that cannot be digested by a dog. It is critical for gut health and stability. It’s beneficial for dogs with difficulties expressing their anal glands or those with loose or runny stools.

There are two main types of dietary fiber, soluble and insoluble. Soluble fiber acts like a sponge soaking up moisture. In this case, it attracts water to form a gel around the ingesta and slows digestion. Insoluble fiber helps balance the GI transit time by speeding digestion.

The amount of fiber needed in a diet varies from dog to dog. It helps keep their gastrointestinal tract healthy. Dogs who have persistent issues with digestion or anal gland blockages can be started on a high-fiber diet to improve these conditions.

Fiber sometimes gets a misnomer as a “filler” ingredient. But fiber is far from a filler ingredient, as most animals must promote healthy digestion. Most natural sources of fibers are carbohydrates. So, if your dog needs a low-carb diet, that will be a lower-than-average fiber diet by default, unless fiber sources are added to the formula.

freeze dried dog food in a bowl
Image By: Anna Hoychuk, Shutterstock

Where Does Fiber Come From?

Fiber is primarily derived from the indigestible plant materials that come along with the more digestible nutrients. Assuming your dog eats some amount of plant material—most animals do. Even carnivores eat the contents of their prey’s stomach, which are often composed of various plants and grains.

What Are There Benefits of Fiber in Dog Food?

Fiber promotes healthy digestion in several ways. Fiber helps to regulate intestinal motility and digestion transit time. It bulks up the material in your dog’s digestive system, helping to give stool the right consistency. One of the most important characteristics of fiber is that it functions as a prebiotic, which means that while dogs can’t digest fiber, it is a food source for the beneficial bacteria in the dog’s digestive system. Fiber promotes the growth of beneficial gut bacterial colonies, and they in turn aid in healthy digestion and protect the dog’s health by preventing pathological bacteria from colonizing the gut. Beneficial gut bacteria play a very important role in your dog’s health. They support healthy digestion, nutrient assimilation, and immune protection.

Dog behind table with bowl full of dry food
Image By: alexei_tm, Shutterstock

Are There Risks to Low Fiber Diets?

Yes! While some dogs may need a low-fiber diet for health issues, this should only be employed if your veterinarian recommends it. Low-fiber diets in humans have been linked to conditions like chronic constipation, hemorrhoids, and even bowel cancer. So, it’s best to ensure that your dog meets all its nutritional needs, including fiber.

Dogster divider_v3_NEW_MAY_24_

Summary

Understanding nutritional labels isn’t easy! Most labels are so heavily obscured with jargon that it can seem nearly impossible to get your head around the information. Luckily, we are here to help demystify the jargon. You need not worry about the safety of “crude” fiber in your dog’s food.

See Also:


Featured Image Credit: Anastasiya Tsiasemnikava, Shutterstock

How useful was this post?

Click on a star to rate (you can leave written feedback after clicking submit)

Help us improve Dogster for pet parents!

Your feedback really matters.

What did you like about this post? Also how can we improve it?

Join the conversation

Leave a Reply

You’re very welcome to leave a comment or question. Please know that all comments must meet our community guidelines, and your email address will NOT be published. Let’s have a positive and constructive conversation.

Talk With A Vet Online

Peace of mind,
anywhere, anytime

Affordable vet advice

15 Snow Dog Breeds That Love Wintery Weather: Info, Pictures & Facts

Not all dogs are made to withstand freezing weather, though some breeds were specifically bred to thrive in such conditions. If you live...

12 Canada Day Safety Tips for Dogs (2025 Guide)

Celebrating Canada Day is something that many of us look forward to every year. After all, there’s nothing better than getting together with...

9 Best Puppy Toothpastes in 2025: Reviews & Top Picks

It’s common for dogs to have bad breath, but you can fix that easily with a simple tooth-brushing routine. Brushing teeth takes only...

6 Rhodesian Ridgeback Health Issues to Watch For (Vet Answer)

The Rhodesian Ridgeback is a handsome breed that was developed in Africa to be a hunter and guardian. These dogs are smart but...

More related

Lab Newfie Mix: Info, Pictures, Care & More

The Lab Newfie Mix, also known as a Newfoundland Labrador Mix or a Newfador, is an amazing hybrid that combines the exceptional qualities...

How to Treat Dog Fight Injuries: Important Health & Safety Tips (Vet Answer)

Do you need to know what to do if your dog has been in a dog fight? It is an extremely stressful time...

Animal Smile Africa: Providing Health and Hope Where It’s Needed Most

When we think about animals in Africa, most of us picture lions stalking their prey, zebras and wildebeest gathered around a watering hole,...

Dog Boots: Vet-Verified Pros & Cons

Dog boots are a popular accessory for sensitive dog paws when there’s muddy, dirty, icy, or otherwise inclement weather outside. It helps protect...

Keep reading

8 Best Dog Foods for American Staffordshire Terriers in 2025 – Reviews & Top Picks

The American Staffordshire Terrier is a medium-sized dog breed that will benefit from wet or dry dog food rich in lean meats. This muscular dog breed needs a well-balanced diet to meet their nutritional requirements while providing them with the...

Pit bull American Staffordshire Terrier with food bowl eating

Fromm vs Acana Dog Food: 2025 Comparison, Pros & Cons

When you’re faced with a choice between two trustworthy dog food brands with excellent ratings, it can be a bit bewildering. Fromm and Acana both produce high-quality dog food and have solid reputations in the dog food markets, but does...

Dogster_Dog Food Fromm VS Acana

5 Ollie Dog Food Alternatives in 2025: Comparison & Reviews

When it comes to your dog’s health, Ollie pet food is one fresh-food brand that is becoming increasingly popular. This brand is on a mission to feed dogs with only the best and freshest ingredients available. Unfortunately, as they grow...

dog eating wet food

Can Dogs Eat Raw Chicken? Vet-Verified Dietary Facts & FAQ

Chicken is a common and healthy ingredient in many dog foods, and plenty of pet parents love to feed their dogs plain-cooked chicken. If you’ve been considering feeding plain chicken to your dog, you may have wondered whether you can...

Can Dogs Eat Raw Chicken

Relievet CBD Dog Treats Review 2025: Our Expert’s Opinion

What Are Relievet CBD Dog Treats? How Do They Work? Hemp, or the marijuana plant, has been used since before recorded human history began for many purposes. These purposes include religious use, recreational use, pain control, mood stability, and other...

Relievet CBD Dog Treats

10 Best Foods for Husky Puppies in 2025 – Reviews & Top Picks

Siberian Huskies are working dogs who were bred to pull sleds across the tundra, but they’re also affectionate companions that enjoy being around humans and other pets. To keep your Husky puppy healthy, you’ll need to serve a nutritious diet...

young siberian husky eating

How Do I Get Dog Food Recall Alerts? Free & Easy Ways

Finding out that your dog’s food has been recalled is any dog owner’s nightmare. Even worse, the food could be recalled without you hearing about it, meaning you will unknowingly continue to feed your dog food that is possibly contaminated....

woman buying dog food

Can Dogs Eat Celery? Vet-Approved Feeding Facts & FAQ

Looking for a healthy snack option for your dog? While you might be tempted to toss them whatever food you’re holding at the moment, there are some foods that are better than others, and celery is a great option, although...

Can Dogs Eat Celery