Natural Dog Company Salmon Oil Review: Months of Daily Use With an Older Dog

The first thing that caught my eye with Gus was not a limp. It was the way he gathered himself before standing, a small shift of weight from the back end to the front, the same tell I used to see in a sophomore trying to hide a bad ankle from the coach. That was October 2024. By then he was slower getting up after his morning walk, and some evenings he would stand beside the low loveseat in the den, think about jumping, and then not. A month later Dr. Renner put X-rays on the screen and showed us arthritis in both hips, worse on the left.

We started him on a joint chew that November. In January 2025 we added a salmon oil, the Wild Alaskan Salmon Oil from Natural Dog Company, sixteen fluid ounces, with the pump built into the bottle. This is not a review written from a lab bench. It is what one household outside Tyler, Texas did every evening for close to two years, what I think we saw, and the questions I would put to a vet before you spend anything. One dog is not proof of anything. I am not a veterinarian and I have never played one on television. I spent thirty-one years taping ankles and watching how bodies move, and that is the whole of my qualification.

How I've Used It

The bottle has lived in the refrigerator door since the week it arrived in January 2025. Dinner is the meal where Gus gets his extras. I pump the amount Natural gives on the label for his weight over his kibble, stir it once with the back of the spoon so it is not all sitting in one spot, and set the bowl down on the tile. He does not pick around it. That matters more than it sounds, because by then we had already learned that this dog will eat around anything he has decided he does not care for.

The pump is the reason this works in our house, and I want to be plain about that. A bottle of oil you have to measure with a spoon is a bottle that gets skipped on a Tuesday when you are tired and the phone is ringing and the dog is already circling the bowl. The pump comes with the bottle, it is not a separate gadget you have to keep track of, and it goes straight onto the food. It does drip a little if you pull the bottle away too fast, so I hold the bowl close and press slowly. There is a faint ring of oil on the shelf in the fridge door that will testify to the learning curve.

Two years in, the routine has not changed and neither has the bottle size. Sixteen fluid ounces lasts us a good while at his weight, so I am not reordering in a panic every other week. I write the start date on the bottle with a marker because I write the start date on everything. That is a habit from thirty-one years of keeping a training room log, and it is the only reason I can tell you with any confidence when we saw what we saw.

What Is Actually in the Bottle

I am going to stay inside what the listing actually says, because this is the part of a supplement review where people start imagining things. Natural lists the active ingredients as EPA, DHA, omega-3 and omega-6. The oil itself is wild Alaskan salmon oil with pollock oil, sold as a sixteen fluid ounce bottle with a pump included. The bottle runs about two and a half inches square and eight inches tall and weighs a pound. That is the whole of it.

In plain language: EPA and DHA are the two omega-3 fats people usually mean when they talk about fish oil for a dog's skin, coat and joints, and omega-6 is in there alongside them. That is the entire ingredient story I can verify with my own eyes, and it was enough for me. If you want numbers on a certificate of analysis, call the company and ask. I did not, and I am not going to pretend I did. What I can tell you is that the label on the bottle in my refrigerator door has not changed in the time we have been buying it, which is a small thing but not nothing.

The Two Weeks of Fish Oil Capsules That Came First

Before any of this, in December 2024, Mike handed me two of his own human fish oil capsules and said to try them. It lasted two weeks. Gus is not a dog who refuses food, but he would take the capsule in his mouth, hold it a second, and set it down on the tile. Every single time. I tried wrapping it in a bite of his dinner. He would eat the dinner and leave the capsule sitting there like a small wet pebble, then look up at me with his ears doing that thing Brittany mixes do.

I am not telling you capsules are bad. I am telling you that a dog who spits out a capsule is a dog whose owner stops bothering by the second week, and a supplement that gets skipped is worth nothing at all. Liquid over food removed the argument entirely. It is the single most important thing about this product in our house, and it has nothing to do with what is inside it. If I had found a capsule he would take, we would probably still be using the capsule.

The coat changed by about six weeks and two of us noticed it separately. Whether the oil did anything for his hips, I cannot separate from the chew, and I am not going to pretend otherwise.

What Changed, and What I Cannot Separate

Here is what I can point to. Around six weeks in, sometime in the back half of February 2025, I put my hand flat on his back while he was standing at the water bowl and the coat felt different. Softer. Less of the dry, rough feel he had carried all that winter. Mike noticed it the same week without my saying a word, which is the closest thing to a blind test this house is ever going to run.

I am careful about that because it is easy to see what you hope to see. But a coat is a thing you can feel with your hand. It was either there or it was not, and it was there. I have no explanation to offer beyond the omega-3 fats printed on the bottle, and I would not trust anybody who handed me a confident one from a single dog in a single house. Two people, one dog, one kitchen. That is the sample size.

The hips are a different matter and I want to be straight with you. By the time we added the oil, Gus had already been on the joint chew for about two months, and we had already seen him rise a little easier after his walk. The oil did not make anything leap forward. He did not start hopping back onto the loveseat. What happened is that the slow improvement we had already started seeing kept going at roughly the same pace. I cannot tell you which of the two did the work, or whether it was the pair of them together, or whether it was simply a mild winter and a dog who was not carrying extra weight. I asked Dr. Renner about that at his next visit. She said what I expected her to say, which is that the two are commonly used together and that there is no clean way to sort one from the other in a single dog at home. She said again that his weight was the thing most under our control. He is forty-six pounds and he has stayed forty-six pounds.

The Parts Nobody Mentions

The smell is real. If you have never kept salmon oil in a refrigerator, understand that it does not smell like a vitamin. It smells like fish, plainly, and it will scent the shelf it sits on. I keep the bottle upright in the door and wipe the neck with a paper towel every few days. That is not a complaint so much as a warning for anybody who is going to be surprised by it on the first morning.

The drip is the other one. A pump is a pump and pumps drip. Hold it over the bowl and press and you get oil on the food. Pull it away too quickly and you get oil on the counter. I have gotten better at it. Mike has not. The last thing I will say honestly is that a bottle of oil in a refrigerator door is one more thing to remember at dinnertime, and if your evenings are already chaos, that is worth knowing before you buy rather than after.

How It Fits With Everything Else We Do

I have to be careful here, because it would be easy to hand this oil credit for everything else in the house. The joint chew was already running before the oil arrived. The orthopedic bed came in March 2025 and made his mornings easier inside a couple of weeks, and that had nothing to do with what is in the refrigerator door. The foam ramp beside the loveseat came in June 2025, the week after he misjudged a jump one evening and slid back down. The sling by the back door came much later, February 2026, after a wet morning when his back legs went out from under him on the three wooden porch steps. He was not hurt. It scared me.

Each of those does one job in this house. The oil from Natural and the chew go in the food. The bed is for sleeping. The ramp is for the loveseat and nothing else. I am laying out the whole inventory so you can see that if Gus is moving better than he was two years ago, this one bottle is not the reason on its own. What I can say is that the coat change came after the oil and not before it, and that is the cleanest observation I have.

Who This Is For

Mostly I would point this at the household that has a dog who is slowing down and a person in that house who already stands at the counter every evening putting something in a bowl. If you are already adding a chew or a powder, adding a pump of oil is nothing. You are not learning a new routine, you are adding four seconds to the one you have.

It also suits the dog who will not take a capsule. If you have ever picked a small wet pill off the kitchen floor and looked at your dog and thought, well, that is that, the liquid form solves a real problem before you ever get to the question of whether the oil helps. And if your dog's coat has gone dry and rough the way Gus's did that first winter, that is the change I would expect you to notice first, if you notice anything at all. Ask your vet whether an omega-3 oil belongs in your dog's bowl before you order, the same way I asked Dr. Renner, and tell her what else he is already getting.

Who Should Skip It

If your dog takes a capsule happily and you already have one that works, I am not going to tell you to change. If the smell of fish in your refrigerator is going to bother you every time you open that door, that is a genuine cost and you should weigh it honestly. And if what you are looking for is a thing that will let a dog with sore hips get back to what he did at six years old, no bottle of oil will do that. I would rather say so now than have you find out in six weeks.

The last one matters most. If your dog has not been seen about the slowing down, go see the vet before you buy anything from anybody, including this. Gus's arthritis showed up on an X-ray and nowhere else. What I have written here is one household's experience with one dog. It is not medical advice and it is not a recommendation about your dog's hips. Ask Dr. Renner, or your own version of her, what is right for the animal in front of you, and tell her what you are already giving him so she can see the whole picture.