Protein Talk 101
Here’s the thing most people don’t realize about dietary protein: it’s a raw material for nearly every system in the body—not just muscle.
Protein plays a role in enzymes, hormones, immune function, nutrient transport, structural integrity, fluid balance, and even energy production when needed.
When you eat protein, your body breaks it down into amino acids. Of the 21 amino acids used in the body, 9 are considered essential, meaning they must come from food because your body can’t produce them on its own.
Protein isn’t just about building muscle. It’s also a major structural component of your bones, skin, hair, nails, tendons, and connective tissues. Your body is constantly breaking down and rebuilding these structures, which means dietary amino acids are essential for repair and maintenance—especially during illness, injury, or recovery from surgery.
A higher protein intake can also:
Help control appetite
Support fat loss
Improve body composition
Preserve lean muscle mass
Slightly increase energy expenditure during digestion
Protein even helps your body communicate with itself. Many hormones responsible for regulating blood sugar, growth, metabolism, and fluid balance are made from protein. Without adequate intake, these internal signals cannot function optimally.
Protein also supports your immune system. Antibodies that fight infection are made from protein, and structural proteins like collagen help strengthen your skin and other protective barriers.
So Who Needs More Protein?
Active individuals, people focused on improving body composition, and older adults typically require more protein than the average sedentary person.
If you’re reading this, you likely fall into that higher category.
A general guideline is:
1.3–2.0 grams of protein per kilogram of body weight
or
0.6–0.9 grams per pound of body weight
A great tool to help you determine your ideal protein target is Macrostax. If you’re unsure where to start, ask one of our coaches and we can help you get set up.
High-Quality Protein Sources
Some of the most bioavailable and complete protein sources include:
Whey protein (especially whey isolate)
Whole eggs
Milk and dairy proteins (casein, Greek yogurt, cottage cheese)
Fish and seafood (salmon, tuna)
Lean meats and poultry (chicken, turkey, lean beef)
All of these provide the full spectrum of essential amino acids and are efficiently digested and absorbed by the body.
Getting enough protein isn’t just about building muscle—it’s about giving your body the raw materials it needs to function, recover, and perform at its best.
