Nutrition Guides
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Nutrition Guides

Nutrition Guides — Talis-us
Multi-species pet nutrition flat lay — Nutrition Guides by Talis-us
Talis-us · Education

Nutrition
Guides

Evidence-based nutrition education for every species you keep. Ingredient breakdowns, label reading, life stage feeding, grain-free comparisons, and expert species guides — all in one place.

✓ Evidence-Based ✓ Multi-Species ✓ Label Reading ✓ Talis Curated

Featured Guides

Expert Nutrition Education for Every Pet

Our guides are built around species biology, not marketing claims. Every article is reviewed against current nutritional science and updated regularly.

Dog nutrition ingredients — raw protein, vegetables, healthy fats
01
Guide

Dogs · Nutrition Foundations

Complete Dog Nutrition Guide

ProteinLife StagesRaw vs Kibble
Cat nutrition essentials — taurine, raw protein, freeze-dried treats
02
Guide

Cats · Nutrition Foundations

Feline Nutrition: The Obligate Carnivore

TaurineHydrationWet vs Dry
Grain-free vs ancient grain dog food comparison
03
Comparison

Dogs · Ingredient Deep Dive

Grain-Free vs Ancient Grains

Grain-FreeAncient GrainsDCM Research
Reptile and exotic pet nutrition — insects, greens, supplements
04
Guide

Reptiles · Exotic Nutrition

Reptile Feeding & Gut-Loading Guide

Gut-LoadingCa:P RatioUVB
Backyard flock nutrition — layer feed, BSFL, oyster shell, fermented feed
05
Guide

Backyard Flock · Poultry Nutrition

Layer Hen Nutrition & Egg Quality

Layer FeedOyster ShellBSFL
Cat and dog eating from premium bowls — multi-species nutrition
06
Guide

Multi-Species · Life Stage

Life Stage Feeding: Puppy to Senior

PuppyAdultSenior

Browse by Species

Find Guides for Your Pet

Every species has fundamentally different dietary biology. Select yours for species-matched nutrition education.

🐕

Dogs

12 Guides

🐈

Cats

9 Guides

🦎

Reptiles

8 Guides

🦜

Birds

6 Guides

🐇

Rabbits

5 Guides

🐔

Flock

7 Guides

Pet owner reading nutrition label on premium pet food bag

How to Read a Pet Food Label

Most pet food labels are written to confuse, not inform. Once you understand the structure, you can evaluate any product in under 60 seconds — regardless of the marketing on the front of the bag.

  • Ingredient list is ordered by pre-cook weight — protein should be first
  • "Meat meal" is more protein-dense than fresh meat after moisture loss
  • Guaranteed Analysis tells you minimums, not actuals — dry matter matters
  • Avoid vague terms: "animal digest", "by-product meal" without species named
  • AAFCO statement confirms the diet is nutritionally complete for a life stage
Read Full Label Guide
⚠️

Note: Nutritional requirements vary significantly by species, breed, age, and health status. Always consult a veterinary nutritionist for complex dietary decisions or pets with health conditions.

Ingredient Comparison

Grain-Free vs Ancient Grains — The Facts

One of the most debated topics in dog nutrition. Here's a straightforward breakdown of what the research actually shows.

Factor Grain-Free Ancient Grains Notes
Primary Carb Source Peas, lentils, potatoes Oats, quinoa, millet, barley Neither is inherently superior for all dogs
Gluten Content Naturally gluten-free Contains some gluten (varies) Only ~1% of dogs have true gluten sensitivity
DCM Research Link FDA investigation ongoing No known association Correlation not confirmed as causation
Digestibility Variable by legume type Generally high Cooking method matters significantly
Protein % Typical Often higher (28–36%) Moderate (24–30%) Check dry matter basis for accurate comparison
Best Suited For Dogs with grain sensitivities Most dogs, especially active breeds Consult vet for breed-specific needs

Latest Articles

From the Talis Nutrition Library

In-depth articles written for informed pet owners who want to go beyond the basics.

Understanding protein sources in dog food

Dogs · Protein

Understanding Protein Quality in Dog Food

Not all protein is equal. Learn how to evaluate bioavailability, amino acid profiles, and digestibility coefficients when comparing foods.

Read Guide →
Calcium to phosphorus ratio in exotic pet diets

Reptiles & Exotics · Minerals

The Ca:P Ratio — Why It's Critical for Reptiles

Metabolic bone disease is preventable. Understanding calcium-to-phosphorus balance is the single most important concept in reptile nutrition.

Read Guide →
Hydration and wet food importance for cats

Cats · Hydration

Why Cats Need Moisture-Rich Diets

Cats evolved as desert hunters with a low thirst drive. Chronic mild dehydration is the root cause of most feline urinary and kidney disease.

Read Guide →
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Put Knowledge Into Practice

Shop Products That Match the Science

Every product in the Talis store is selected to match the nutritional standards outlined in our guides.