The Science Hub

How Essential Amino Acids Work

Your body can't make 9 amino acids. If even one is missing, protein synthesis stalls. Here's what that means and why it matters.

EAAs vs. BCAAs — Why We Moved Past the Branch-Chain Era

BCAAs are 3 of the 9 essential amino acids. The research is clear: the other 6 aren't optional. Here's what the studies actuall...

EAA Dosing Guide — How Much, When, and Why It Matters

Sarcopenia — The Muscle Loss Condition Nobody Talks About Until It's Too Late

You lose 3-8% of your muscle mass per decade after 30. By the time most people notice, they've already lost years of function.

Anabolic Resistance and Aging — What the Latest Research Actually Shows

Of 46 studies on anabolic resistance, only 3 measured how active the participants were. The blunting is real, modest, and it mo...

What Happens to Your Muscles During a Caloric Deficit

Caloric deficit doesn't just burn fat — it breaks down muscle. Higher protein and EAA supplementation can shift the ratio drama...

What Happens Inside Your Muscles During and After Exercise

 Exercise damages muscle fibers, triggers inflammation, and activates satellite cells. Every phase of repair depends on amino a...

The Muscle Full Effect — Why More Protein Per Meal Isn't Always Better

Muscle protein synthesis maxes out ~3 hours after eating regardless of how much protein you consumed. What you do next matters.

Leucine Alone Isn't Enough — The Single-Amino-Acid Trap

Leucine triggers the muscle-building signal but can't complete the job alone. Without all 8 EAAs, the signal fires into an empt...

GLP-1 Medications and Muscle Loss — What Ozempic Users Need to Know About Protein

Up to 40% of the weight lost on GLP-1 medications like Ozempic may be muscle. Higher protein and EAAs can shift that ratio sign...

Surgery, Injury, and Immobilization — Protecting Muscle When You Can't Train

Bed rest and immobilization can cost 150g of muscle per day. EAA supplementation is one of the few tools that works without mov...

Protein Absorption Rate — Does It Actually Matter?

Your body can absorb more than 30g of protein per meal. But absorption rate and muscle protein synthesis rate aren't the same t...

The Real Science of Recovery — What Works, What Doesn't, and Why

Ice baths, compression boots, and supplements all promise faster recovery. Here's what the peer-reviewed research actually supp...

Fasted Training — Does It Help or Hurt?

Training fasted may increase fat oxidation, but it also accelerates muscle protein breakdown. A small EAA dose may offer a midd...

Intermittent Fasting and Muscle — Why Your Fasting Window May Need EAAs

16:8 fasting limits you to 2-3 protein feedings per day. Research shows that may not be enough to maximize muscle protein synth...

Weight Cutting and Muscle — How Athletes Can Protect Lean Mass When Calories Crash

Combat athletes lose up to 5-10% body weight before competition. The research shows a clear hierarchy for preserving muscle dur...