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.

5-HTP vs St John's wort

On Reddit, owners rate 5-HTP higher overall (3.5 vs 2.8). Scores summarize self-reported experiences and are not evidence that either will work for you.

5-HTPSt John's wort
Typecapsulescapsules
CalmVerdict score3.52.8
Owner sentiment3.72.5
Recommendations1.01.0
Tolerability4.54.3
Owner comments2113
Rated comments99
Unwanted effects reported11%22%
Top praiseDose & timing, Feeling flat or numbCalming effect
Top complaintsSide effectsDose & timing, Side effects

By concern

Context5-HTPSt John's wort
Anxiety & worry3 of 4 positive0 of 5 positive
Low mood4 of 10 positive0 of 6 positive

What owners say about 5-HTP

4/5

“I took about that, 900 mg 5-HTP per day, for a while.”

owner comment via r/Supplements · 2026-08-07 · 2 upvotes
4/5

“I dislike 5 htp, it will likely just stay in the gut.”

owner comment via r/Nootropics · 2026-06-06 · 1 upvotes
4/5

“I've been thinking of trying 5htp...for anxiety and help with binge eating tendencies, but I see so much conflicting information.”

owner comment via r/Nootropics · 2026-09-02 · 1 upvotes

Full 5-HTP page →

What owners say about St John's wort

2/5 Calming effect

“I'm recovering from Serotonin Syndrome caused by 1000mg St John's Wort tablets and cough medicine.”

owner comment via r/Anxiety · 2026-07-02 · 2 upvotes
1/5 Side effects

“St Johns Wort 1000mg made it worse for me, gave me Serotonin Syndrome.”

owner comment via r/Anxiety · 2026-07-02 · 1 upvotes
1/5

“Out of the blue I got Serotonin Syndrome from taking cough medicine on top of St Johns Wort tablets.”

owner comment via r/Anxiety · 2026-07-02 · 1 upvotes

Full St John's wort page →

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