Medical disclaimer: CalmVerdict summarizes what people say about supplements on Reddit. It is not medical advice, and nothing here is meant to diagnose, treat, cure, or prevent any disease. These statements have not been evaluated by the Food and Drug Administration. Talk to your doctor or pharmacist before starting a supplement, especially if you take an antidepressant or other medicine, are pregnant, or have a medical condition. Do not stop or change prescribed medicine on your own. If you are in crisis or thinking about suicide, call or text 988 (US) or your local emergency number. Full disclaimer.

L-theanine vs Chamomile

On Reddit, owners rate L-theanine higher overall (4.0 vs 4.0). Scores summarize self-reported experiences and are not evidence that either will work for you.

L-theanineChamomile
Typecapsulescapsules or tea
CalmVerdict score4.04.0
Owner sentiment3.53.7
Recommendations4.83.5
Tolerability4.44.8
Owner comments33044
Rated comments19630
Unwanted effects reported14%7%
Top praiseCalming effect, Dose & timingTaste & form, Calming effect
Top complaintsSide effects, Calming effectTaste & form, Side effects

By concern

ContextL-theanineChamomile
Anxiety & worry35 of 71 positive5 of 10 positive
Low mood13 of 30 positiveToo few comments
Everyday stress25 of 52 positive6 of 7 positive
Panic attacks11 of 20 positiveToo few comments
Rumination & intrusive thoughts2 of 4 positiveToo few comments
Physical tension3 of 7 positiveToo few comments

What owners say about L-theanine

2/5 Calming effect

“Theanine, because I had tried it for evening calm and it didn't do anything for me.”

owner comment via r/Supplements · 2026-08-05 · 50 upvotes
4/5 Calming effectTaste & form

“The I found a liquid L theanine and that made all the difference in the world.”

owner comment via r/Supplements · 2026-09-12 · 13 upvotes
4/5 Calming effectFalling asleep

“l-theanine is the only one that's worked for me.”

owner comment via r/Nootropics · 2026-09-17 · 12 upvotes

Full L-theanine page →

What owners say about Chamomile

4/5 Calming effectTaste & form

“I mix it (it tastes sweet) with chamomile tea before bed.”

owner comment via r/Supplements · 2026-06-06 · 53 upvotes
4/5 Taste & form

“Hey Chamomile tea helped me but everyones different.”

owner comment via r/Anxiety · 2026-05-14 · 13 upvotes
4/5 Calming effectTaste & form

“Panadol night yesterday so around 27 hours ago I felt a little dizzy but didn't sleep, showered right after taking the pills to help me relax more but nothing except a little drowsiness, chamomile tea I think like 23 hours ago, then I just…”

owner comment via r/insomnia · 2026-05-12 · 3 upvotes

Full Chamomile page →

More detail: L-theanine side effects · L-theanine dosage and timing

Talk to a doctor or pharmacist before switching or combining supplements, particularly if you take other medicines.