Now, this is a tough one. Both are very highly recommended by Purina. All Purina kibbles are made with science research-backed recipes, they both offer very good value for money, and as our cost comparison shows, they also draw on the price.

Both foods within this brand have an incredible reputation. They are still firm favorites for pet owners across the globe. Their caliber and dedication to research and expanding their range of products for all pets is clear to see. Not only are the recipes tasty for your pooch, but they are also well-balanced. Like American Journey , they are great value for the money. This comparison is probably the closest you will see between two product lines, but that is no surprise given that they are produced by the same company and their scientists, so all in all there is no clear winner.

If we had to choose one line, then Purina Pro Plan has the largest range offering, so we would crown them on that basis. However, whichever brand you decide you can be sure that both you and your pooch would be happy with their kibbles.

Hi there! Zlatan Harambasic. Very helpful article! I have a 5 year old Great Dane who tends to be a picky eater.

Any recommendations between Purina One or Pro Plan? Kimberly Alt. Your Great Dane sounds like they're living the life with a wonderful pet parent like you! It's always best to consult with your vet about your dog's diet. At a glance and knowing very little about your dog , I'd recommend considering Purina Pro over Purina Once because it has more flavor selections, so you may be able to find an option that your dog likes more easily.

Purina One has a higher fat content than what's needed for most dogs, so this could impact your dog's health negatively something to discuss with your vet. Purina One is less expensive than Purina Pro, most likely because the Pro formula uses higher quality ingredients than the One formula.

Both are excellent options, it just depends on what your dog's needs and your preferences are. Very helpful. Due to serious health issues, I almost had to put my 8-year-old Lab down. I learned I could have a blood test done for allergies and thankfully did that. She is allergic to 38 different things--many of them are in the highly specialized dog foods I was using to try get her healthy. I started making her food myself and she immediately improved. I have 5 other large dogs and I needed a good food for them.

After trial and error, I have settled on Purina Pro Plan and look forward to seeing the results. I wanted to know the difference between the Pro and One. Now I do and feel good about my choice. Thank you for great information. Apiffany Gaither Billings. We are happy to hear that you found the article helpful and found a good choice for your dogs.

Good luck and please keep us updated! Thank you for this article. I have two yorkies 10, 8 with very sensitive stomachs. One yorkie is on a prescription food from the Vet and I had a hard time finding what worked for my 8 year old. She had loose stools for months and this corrected every issue she had.

And they both LOVE the kibble and are doing great! Sandra Meador. I do know the mom is currently 35 lbs. Any ideas? Kelly Wilson. Hi Sandra! Medium-sized pups are good to eat an "all-around" formula for adult dogs, and you can just feed your pup by their weight. Good luck! From a nutritional standpoint, Purina tries to incorporate reasonable amounts of protein and healthy fats.

In recent times, dog food producers are trying not just to go grain and gluten-free but to avoid soy and soy products in particular, altogether.

They understand that those needs vary from pet to pet, and Purina offers a well-rounded and well-researched variety of pet food formulas to cover all bases.

We also participate in other affiliate programs which compensate us for referring traffic. My name is Andrew, and I've been around dogs my entire life. Look at my profile picture and, you see me as a little kid with my family's two German Shepherds. That's how my life with dogs started, and ever since, I've been both living and working with dogs. Every pet owner knows dogs need to have a steady water supply, but deciding what type of water to give your dog can be a challenge.

There are many options, and there are numerous contrasting claims To maintain this healthy balance, dogs need to drink plenty of fresh, clean water throughout the day. Without water, dogs could experience Skip to content. Table of Contents. Continue Reading. Formulas help address health-specific needs, apart from the usual age and size of breed-based recipes. Brewer's rice is the small fragments of rice kernel that are separated from the larger kernels of milled rice.

The fragments do not contain the same nutrition profile of the whole kernel and therefore brewer's rice is a lower quality grain. Brewer's rice is typically regarded as an inexpensive and low quality filler.

Wheat gluten is the main protein of wheat. Although wheat gluten is mostly protein, wheat gluten is considered controversial because it significantly boosts the protein content of the product. This is undesirable because plant based protein does not provide the same amino acid profile as meat based protein. Animal digest is the result of undecomposed animal tissue after hydrolysis, a chemical reaction.

It is typically used as flavoring to improve taste. Animal digest is considered by many as an undesirable low-quality ingredient. What's more, the source animal is not specified and therefore animal digest can contain almost any animal, including dogs and cats! Therefore, soybean can significantly boost the protein content of the product. The inclusion of non-meat protein typically degrades the overall quality of protein in the recipe.

This degradation is due to the inferior amino acid profile of plant based proteins. Soybean hulls are a by-product of soybean oil and meal processing. They are typically regarded as low quality and inexpensive fillers which lack any significant nutritional value. Corn germ meal is a high protein by-product of the oil extraction process from corn maize.

It's considered controversial because plant based protein does not contain all of the necessary amino acids required by pets to sustain life. Therefore substituting corn germ meal protein for meat based protein is an unsuitable substitution and actually degrades the overall protein quality of the product. Corn gluten meal is a by-product from the production of various corn products corn starch, corn syrup, etc. Because plant based proteins such as corn gluten meal are inferior to meat based proteins lack many essential amino acids , they are not suitable substitutes.

By-products are defined by AAFCO as the "non-rendered, clean parts, other than meat, derived from slaughtered mammals. These parts include the liver, lung, spleen, kidney, stomach, blood, intestine, bone, etc. This ingredient is marked controversial because the meat source is not identified. Anonymous ingredients such as meat by-products are typically very low quality additions. Whole grain corn is the entire corn kernel the germ, bran, and endosperm. Corn is a cereal grain which provides a modest amount of vitamins, minerals, and plant based protein.

It also happens to be one of the most controversial ingredients in pet food. Proponents of corn claim that corn is highly digestible and an excellent source of protein, energy, vitamins, minerals, and essential fatty acids.

Opponents however believe that positive claims in regards to corn are either half-truths or completely false, we'll discuss a few of the opposing arguments. In regards to digestibility, the claims of "highly digestible" are only true if corn is processed into a meal or flour and subsequently cooked.

In regards to the protein contribution, we must note that corn is a plant based protein which does not contain all of the necessary amino acids required by pets to sustain life. Therefore substituting corn for meat is an unsuitable substitution and actually degrades the overall protein quality of the product. Finally, we'll discuss the claims about vitamins and minerals in corn.

Although corn does provide many vitamins and minerals, it not necessarily an exceptional ingredient in this regards. One 1 30 lb. The ground rice adds a starch that is gentle on the stomach, and most dogs can handle it very well. Our biggest issue with it is the inclusion of animal fat.

All in all, though, this is an excellent food for sensitive pups, or any dog that needs a big boost of omegas. One 1 Features real chicken as the no. It uses lots of corn, and there are plenty of animal by-products in here as well.

We suppose the idea is that active dogs can work off inferior nutrition. The SPORT line is a decent choice for rambunctious dogs, but it should be avoided by pooches that prefer to hang out on the couch all day. It also uses lamb as one of its primary ingredients, and lamb is high in glucosamine, so it may help your dog stay spry and limber into old age.

Pros High in glucosamine Has tender, meaty morsels sprinkled in Beef fat adds important nutrients Cons Uses just about every negative ingredient in the book Not much fiber inside 2. Puppies need all the nutrients they can get, and fish oil is a great way to see that they get them.

It uses rice and oatmeal to beef up the kibble, and these are typically very easy for young tummies to digest. The kibble itself is also small enough that little mouths should have no trouble crunching it. Also, they include chicken meal to provide a nice boost of glucosamine. Have pets made your life bigger and better? Below, we compared each one in a variety of important metrics. Both use common ingredients like chicken, fish, and beef, and so both are likely to be well-liked by most dogs.

Also, ONE often adds meaty morsels to the kibble, making it even more attractive to dogs. As a result, we must give ONE the edge here. This is a difficult category to rank, as they have very similar nutritional profiles, but they get there in different ways.