L-Theanine + Caffeine vs L-Theanine with Caffeine for focus
Short answer: For focus, more users report improvement with L-Theanine with Caffeine — 100% of 5 reports, versus 95% of 19 for L-Theanine + Caffeine.
Based on 33 reports about L-Theanine + Caffeine and 17 about L-Theanine with Caffeine. Not medical advice.
| L-Theanine + Caffeine Supplement | L-Theanine with Caffeine Supplement | |
|---|---|---|
| Users say it helped | 64%helped22 reports · medium confidence | 87%helped8 reports · few reports |
| Verdict | Mostly positive | Mostly positive |
| Research | Not graded | Not graded |
| Meta-analyses / RCTs | — | — |
| Mainly used for | ||
| Focus % reporting improvement | 95% (19) | 100% (5) |
| Anxiety % reporting improvement | 100% (5) | 80% (5) |
| Energy % reporting improvement | 71% (7) | 50% (2) |
| Common side effects | emotional dulling, addiction, fatigue, mental slowness | drowsiness, anxiety, palpitations |
| Typical dose reported | 100 mg caffeine, 200 mg l-theanine / daily | 100mg / daily |
L-Theanine + CaffeineFull L-Theanine + Caffeine profile →
What a user said
“Theanine and coffe gave me a focus I cant describe. Like 'on it!'. On the line.”
L-Theanine with CaffeineFull L-Theanine with Caffeine profile →
What a user said
“Try L-Theanine with Caffeine, it works really well. I'm sensitive to caffeine and this combination provides focus and sustained energy”
Related comparisons
Percentages come from first-hand user reports and are not clinical outcomes. Talk to a doctor before starting, stopping or combining anything. How we rate