"How do I know my dog is getting everything they need?"
It's the question every owner asks eventually, and it's a fair one. Dogs need specific nutrients in specific amounts, and getting it wrong carries real consequences.
But the answer is not what most people assume. When a commercial food is labelled "complete", that tells you the food is designed to provide the nutrients a dog needs. It does not tell you how the recipe gets there. That is the more useful question.
Because there are two very different ways to build a complete dog food, and they produce two very different products.
Two Ways to Make a Complete Food
One approach starts with a nutritional target and works back to it. A formulator establishes what the finished recipe needs to contain, then adds vitamins and minerals to reach the levels the base ingredients don't supply on their own. It is a precise, well-understood method, and it is how a large share of complete pet food is made.
The whole-food approach starts with real ingredients chosen for what they already contain. Muscle meat brings protein and amino acids. Organ meat brings vitamin A, B-vitamins, iron and copper. Bone brings calcium and phosphorus in the right ratio. Those three do not add up to a complete diet on their own: they leave gaps, including zinc, manganese and iodine. So the recipe adds further whole foods chosen for exactly those nutrients, and completeness comes from the combination rather than from any one part of it.
Both approaches can produce a food that meets the nutritional standard. Both are properly labelled complete. The difference is not whether the nutrition is there. It is where it comes from.
If you want to know how a recipe gets to completeness, look at the Composition and Additives sections on the label. A whole-food recipe does that work through its named ingredients, including ones chosen specifically for the nutrients they carry. Another recipe may use added vitamins and minerals alongside its base ingredients. Neither route is inadequate. They are different ways of building a complete food.
What "Complete" Does and Doesn't Tell You
One widely used reference for complete pet food is FEDIAF's Nutritional Guidelines. They set out recommended nutrient levels for dogs at different life stages, including minimum and maximum levels and the ratios between them. A food described as complete is formulated to provide those nutrients for the life stage it is intended for.
What that tells you is about the finished result: whether the nutrients are present, in the right amounts and ratios. It does not tell you how they got there. A recipe built from ingredients chosen for what they contain and a recipe built with added vitamins and minerals can both arrive there, and the label reads the same either way. The difference is visible further down the pack.
How to Evaluate Any Raw Food
Three questions tell you most of what you need to know about any complete food.
1. What's it actually made of?
The Composition section tells you almost everything. A whole-food recipe reads as named muscle meats, named organs, bone, and named whole foods carrying specific nutrients, such as oyster, kelp or fish oil. Another recipe reads as a shorter list of base ingredients, with the vitamins and minerals declared separately under Additives. Both tell you something real about how the recipe is built.
2. Is it complete, or complementary?
Plenty of raw sold in the UK is complementary rather than complete: mince that assumes you are adding organ, bone or a supplement yourself. The label will say which it is. A complete food is designed to be the whole diet on its own. A complementary one is an ingredient, and the rest of the job is still yours.
3. Can you tell what has actually been checked?
Ingredients and formulation are claims until you can understand what sits behind them. A brand should be able to tell you what the food is made from, and why each ingredient is there. Batch testing tells you something different: whether the food in front of you passed its safety checks. Both matter, and one does not prove the other.
The Part Nobody Talks About
If you've ever looked into feeding a dog properly, you'll have read things like: "make sure you're including enough liver, but not too much." "Add a zinc supplement if you're not feeding enough organ." "Watch the calcium-to-phosphorus ratio." Each piece of advice is well-intentioned. Together they add up to a part-time job.
A properly formulated complete food removes that job. You aren't calculating ratios. You aren't second-guessing portions of organ meat. You're feeding one food that has already done the work.
How We Handle Nutrition
Protocol Raw Complete starts with whole muscle meat, organ meat and bone in the proportions a dog actually needs, then closes the remaining gaps with whole foods chosen for the specific nutrients they carry: oyster for zinc, mussel for manganese, kelp for iodine, cod liver oil for vitamin D, fish oil for omega-3. The nutritional profile comes from the ingredients themselves.
Protocol Raw Complete is complete for puppies, adults and seniors. Its ingredients are chosen for the nutritional job each one does. Why a single recipe holds across every life stage is set out separately.
Separately, every batch is tested by an independent laboratory for Salmonella and Enterobacteriaceae, held until the results come back, and sent out only once it passes. The result is published for you to read. You can see what one looks like in our sample batch report.
Complete tells you what job the food is designed to do. The label tells you how the recipe is built. The batch result tells you something different: whether the food in front of you passed its safety checks.