19/05/2026
Variety is key đ
đž MUSCLE MEAT: MORE THAN JUST âMEATâ đž
When we talk about feeding dogs, âmuscle meatâ often gets lumped into one simple category.
But biologically, itâs anything but simple.
There are two important layers of diversity to think about:
What animal it comes from
What type of muscle it is
And both matter.
đ§Ź 1. SOURCE MATTERS: NOT ALL PROTEIN IS CREATED EQUAL
Chicken is not beef. Beef is not kangaroo. Fish is not lamb.
Each species brings a different nutrient signature, influenced by:
⢠fat composition (saturated vs mono vs polyunsaturated)
⢠micronutrients (iron, zinc, selenium, B vitamins)
⢠amino acid balance
⢠metabolic characteristics of the animal
For example:
⢠Ruminants (beef, lamb) tend to be richer in iron and zinc
⢠Poultry often provides a leaner protein profile
⢠Small oily fish deliver omega-3 fatty acids (EPA & DHA) critical for neurological and inflammatory regulation
⢠Game meats like kangaroo are typically very lean with unique micronutrient profiles
No single protein source covers all bases.
đ Variety isnât a luxury - itâs a nutritional strategy.
đ§ 2. TYPE OF MUSCLE: FUNCTION DEFINES NUTRITION
Muscle tissue isnât uniform. Itâs specialised based on what it does in the body, and that changes its nutritional profile.
There are three key types:
đš Skeletal Muscle (the âstandardâ meat)
This is what most people think of - meat attached to the skeleton.
Function: movement, posture, locomotion
Examples: steak, chicken breast, roo fillet
Nutritionally:
⢠rich in protein and essential amino acids
⢠contains varying fat levels depending on cut
⢠provides key minerals and B vitamins
This makes up the bulk of the diet.
đš Cardiac Muscle (heart)
Often overlooked, but nutritionally powerful.
Function: continuous contraction (the heart never rests)
Because of this, itâs metabolically unique:
⢠high in taurine (critical for cardiac health)
⢠rich in CoQ10 (mitochondrial energy production)
⢠dense in B vitamins and iron
đ Including heart regularly supports energy metabolism and cardiovascular function - especially important in performance dogs and during pregnancy.
đš Smooth Muscle (the hidden one)
This is where many diets fall short.
Function: involuntary movement (digestion, blood vessel regulation, organ function)
Examples: gizzards, tripe components, digestive tract tissues
Nutritionally:
⢠different connective tissue structure
⢠unique amino acid and micronutrient profile
⢠contributes to whole-prey mimicry
đ It adds another layer of biological diversity that skeletal muscle alone cannot provide.
âď¸ PUTTING IT INTO PRACTICE
A well-constructed fresh diet doesnât just hit âprotein targetsâ; it builds biological variety.
A practical framework:
⢠Aim for ~55â80% muscle meat overall
⢠Let skeletal muscle form the majority
⢠Include cardiac muscle regularly (~10%)
⢠Add smooth muscle (~10%) where possible
And importantly ..... rotate your protein sources.
đ§Š WHY THIS MATTERS
In nature, dogs donât eat âchicken breast every day.â
They consume:
â multiple species
â multiple tissue types
â multiple nutrient profiles
That diversity supports:
⢠broader micronutrient coverage
⢠better metabolic flexibility
⢠more robust physiological function
⨠FINAL THOUGHT
When you shift from thinking âproteinâ to thinking âtissue diversityâ, everything changes.
Because feeding well isnât just about meeting requirements.
Itâs about building a system that can thrive under real-world demands.
- Donna Williams,
Emerald Park Border Collies.
www.emeraldparkbc.com
"My mission is to make life better for at least one dog today!"