Head to head
L-tyrosine vs Methylene blue
On the strength of human evidence, L-tyrosine comes out ahead (evidence 45 vs 20). But they're often used for different things — read each claim before deciding.
L-tyrosine
Limitedfor stress and sleep loss, not everyday focus
Marketing intensity 55 of 100. Evidence strength 45 of 100. Verdict: Slightly overhyped.
Genuinely helpful for holding cognition together under acute stress or sleep deprivation - but largely useless as an everyday 'focus' pill when you're rested.
Full evidence on L-tyrosine →Methylene blue
▲ Trendingthe widest hype gap on this list
Marketing intensity 95 of 100. Evidence strength 20 of 100. Verdict: Severely overhyped.
A century-old medical dye with interesting mechanisms, almost no long-term human evidence for the biohacker claims, and real, specific dangers if you take antidepressants.
Full evidence on Methylene blue →Side by side
| Metric | L-tyrosine | Methylene blue |
|---|---|---|
| Overall tier | Limited | Weak |
| Evidence score | 45/100 | 20/100 |
| Hype score | 55/100 | 95/100 |
| Verdict | Slightly overhyped | Severely overhyped |
| Safety concern | low | high |
Quick answers
L-tyrosine or Methylene blue — which has better evidence?
On the strength of human evidence, L-tyrosine comes out ahead (evidence 45 vs 20). But they're often used for different things — read each claim before deciding.
Can you take L-tyrosine and Methylene blue together?
This page compares the evidence, not interactions. Some supplements interact with each other or with medications — check each one's safety section and talk to a pharmacist before stacking.