Head to head
Beta-alanine vs Caffeine
On the strength of human evidence, Caffeine comes out ahead (evidence 88 vs 62). But they're often used for different things — read each claim before deciding.
Beta-alanine
Moderatethe tingly one that quietly works
Marketing intensity 52 of 100. Evidence strength 62 of 100. Verdict: Better than its hype.
An under-hyped supplement that genuinely works for one narrow thing: high-intensity efforts lasting 1-4 minutes. The famous tingle is harmless.
Full evidence on Beta-alanine →Caffeine
Strongthe legal performance drug
Marketing intensity 60 of 100. Evidence strength 88 of 100. Verdict: Better than its hype.
One of the most reliably effective legal performance aids. The catch isn't whether it works - it's timing.
Full evidence on Caffeine →Side by side
| Metric | Beta-alanine | Caffeine |
|---|---|---|
| Overall tier | Moderate | Strong |
| Evidence score | 62/100 | 88/100 |
| Hype score | 52/100 | 60/100 |
| Verdict | Better than its hype | Better than its hype |
| Safety concern | low | moderate |
Quick answers
Beta-alanine or Caffeine — which has better evidence?
On the strength of human evidence, Caffeine comes out ahead (evidence 88 vs 62). But they're often used for different things — read each claim before deciding.
Can you take Beta-alanine and Caffeine 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.