L-Leucine
One of the few supplements that actually delivers. Proven to support muscle_growth with real clinical backing.
Verdict
8/10 Solid
Evidence
Grade B / 100+ Studies
The No-BS Summary
8 things. 60 seconds. Everything you need.
WHAT IT DOES
The muscle switch. Flips on protein synthesis like nothing else.
DOES IT WORK?
8/10 Solid. Good pick. Most anabolic of the three BCAAs. Directly activates mTOR for muscle building. Works best with complete protein, not alone.
HOW MUCH TO TAKE
2-5g per meal or 10g post-workout
COST
Budget-friendly. $20-35/month for quality brands.
FIRST 24 HOURS
Don't expect miracles on day one. It's building in your system.
AFTER A FEW WEEKS
Most people notice something by week 2-3.
SAFETY
Safe for most people. No red flags at normal doses.
HOW IT FEELS
Nothing you feel directly. The gains happen in the background.
QUICK ANSWERS
+ 4 more questions
DOSE-RESPONSE CURVE
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