Last updated: 9 September 2026
To read dog food labels in the UK, begin with what the food is intended to do: is it complete, which dogs is it for, and how should it be fed? Then inspect composition and nutritional analysis. Starting with the largest meat percentage on the front can distract from more useful information on the back.
The label helps you choose and use a food; it cannot by itself establish that a recipe will suit every individual dog. For an existing medical condition or a suspected food reaction, use your vet’s feeding plan rather than trying to diagnose the problem from an ingredient panel.
Table of Contents
Read in this order
| Panel | Question it answers | What to write down |
|---|---|---|
| Product description | Is this a complete meal or a complementary product? | Status and intended life stage |
| Composition | Which ingredients or ingredient categories are included? | Full recipe, not just the flavour |
| Analytical constituents | What nutrient measures are declared? | Protein, fat, fibre, ash and moisture where stated |
| Feeding guide | What starting amount does the maker suggest? | Daily amount for the relevant category |
| Storage and traceability | How should I keep it, and identify this pack? | Opening date, batch and best-before date |
Complete and complementary are functional descriptions
A complete food is formulated to supply the daily nutritional requirements of the animal category it is intended for when used as directed. A complementary product needs to be used alongside other food according to its instructions. Treats and some meat-rich toppers belong in the latter category.
That distinction does not rank every complete product above every complementary product. They have different jobs. The mistake is feeding a product intended as an addition as though it were the whole diet.
Composition and analytical constituents are different lists
UK Pet Food explains that composition lists ingredients in descending order by weight. The analytical section reports measures such as protein, fat and fibre. An ingredient percentage and a protein percentage therefore describe different things.
For example, “75% turkey” would not mean “75% protein”. Turkey itself contains water and other components. Nor does a list of vegetables reveal the amount of each nutrient absorbed by the dog. Avoid converting an appealing ingredient list into an unsupported nutritional score.
“Crude ash” is a laboratory measure of mineral residue, not a statement that fireplace ash was added. “Crude” in these labels describes an analytical measure; it is not a quality judgement.
The flavour name does not list everything inside
Harringtons’ Rich in Turkey & Vegetable dry food offers a useful real example: its published composition includes chicken components as well as turkey and grains. A shopper avoiding chicken would miss relevant information by reading only “turkey” on the front.
Copy the exact recipe name when comparing retailers. A puppy version, a wet tray and an adult dry bag from the same brand can have different ingredients. If the website and pack disagree, contact the manufacturer with the batch information rather than assuming the shorter online list is complete.
Do not compare wet and dry percentages blindly
Water changes the basis of the number. Imagine a wet food containing 10% protein and 80% moisture: 20% is dry matter, so its protein is 50% of that dry matter. A dry food with 25% protein and 10% moisture gives roughly 27.8% protein on a dry-matter basis.
Those hypothetical calculations demonstrate why the printed percentages are not a fair comparison across formats. They do not establish that the higher number is healthier or that either food is suitable. Energy intake, nutritional balance and the dog’s requirements still matter.
Make a useful shop worksheet
For each shortlisted recipe, record the complete status, life stage, pack weight, price including delivery, daily feeding estimate and storage instructions. Add any specific question you need the manufacturer to answer. Photograph the back label so you can check the same information later without relying on memory.
Use the feeding guide to estimate daily cost, while remembering it is a starting point for portioning. A larger bag is not necessarily cheaper per day, and a smaller wet-food portion should not be swapped gram-for-gram with dry food.
Once the labels are understood, our dog food buying guide helps put format and convenience into the decision. There is no need to purchase another tool to read a label: a phone photograph, a calculator and the right questions do most of the work.