CARTERˣ — Field Notes
News
Notes, protocols and editorials from the lab. Long reads on training, recovery, and the science behind every system.
bcaa
The BCAA Question: When They Help, When They Do Not
BCAAs were oversold to a generation of lifters. They are not a muscle-building shortcut. They do have specific, valid use cases.
education
Beta-Alanine Tingles, Explained
That pre-workout tingle is not a side effect. It is a sign your formula contains a clinical dose of beta-alanine.
education
What to Look for in a Pre-Workout (And What to Avoid)
Most pre-workouts on the market are underdosed, overstimmed, or both. A clinical-grade formula is built around a handful of ingredients at the right amounts.
education
Caffeine and L-Theanine: The Smart Caffeine Stack
Caffeine alone is a blunt tool. Caffeine paired with L-theanine is the same dose, smoother delivery, and better cognitive output. Research has known this...
foundation
Clinical Dose or Pixie Dust: Why Most Supplements Underdeliver
Half the supplement industry sells real ingredients at fake doses. Once you know the clinical thresholds, the trick stops working.
bcaa
The Workout Window: Pre, Intra, and Post Explained
Pre-workout, intra-workout, and post-workout nutrition each address a different physiological window. Understanding the difference is how you stop wasting supplements.
education
Sweat Rate and Sodium: The Hydration Science Most Athletes Miss
Most sports drinks are dosed for office workers, not athletes. Real sweat losses require real sodium. Here is the math.