Does Creatine help mood? (Grade C evidence)
Creatine may modestly help mood in specific populations (Grade C, low certainty), especially in adults with depression. Dose range: 3–5 g/day.
Exact question reviewed
- Population
- adults with depression
- Intervention
- Creatine · 3–5 g/day
- Comparator
- not reported
- Outcome
- mood
- Time horizon
- not reported
Bottom line. Creatine may modestly help mood in specific populations (Grade C, low certainty), especially in adults with depression. Dose range: 3–5 g/day. [1 RCT]
- Direction
- benefit
- Magnitude
- emerging evidence as an adjunct for depressive symptoms; trials small
- Grade
- C
- Certainty
- low
- Clinical meaning
- small but potentially useful
- Who it applies to
- adults with depression
- Dose / form studied
- 3–5 g/day
- Safety
- not assessed
- The one limitation
- Claim-specific limitation details are not available in this public record.
Reviewed · Evidence last changed · Claim clm_ec_b2-creatine-mood v0
Grade C / low: hints of benefit in small trials; a well-run RCT could easily push this to B or to null.
Who it works for
Best-studied in adults with depression. Recorded studied dose: 3–5 g/day.
Evidence
| Study | Design | Role | Cite |
|---|---|---|---|
| Creatine Supplementation in Depression: A Review of Mechanisms, Efficacy, Clinical Outcomes, and Future Directions. | peer-reviewed | not classified | PMID:39553021 |
Why this grade
Reasoning trace
The current record stores Grade C at low certainty and links 1 publishable source. A claim-specific domain-by-domain grading rationale is not available in this public record, so no reason for upgrading or downgrading is inferred here.
Audit and version
- Claim ID
- ec_b2-creatine-mood
- Claim version
- not reported
- Governance
- legacy, not verified
- Last evidence search
- not reported
- Last editorial review
- 2026-06-05T02:57:53.365Z
Dose & form
Studied intake: 3–5 g/day.
How it stacks up for mood
- Creatine vs Vitamin D for mood — Vitamin D Grade C
- Creatine vs St. John's Wort for mood — St. John's Wort Grade B
- Creatine vs 5-HTP for mood — 5-HTP Grade C
- Creatine vs N-Acetylcysteine for mood — N-Acetylcysteine Grade C
- Creatine vs Saffron for mood — Saffron Grade B
- Creatine vs Folate for mood — Folate Grade —
- All interventions graded for mood →
Grade history
- C → CSource correction by Claude (b2 garbage-source correction): replaced an off-topic search-fallback source (published before the pump's topica details →
Re-review cadence: every 6 months (Grade C+) · next scheduled by · methodology v1.
Frequently asked
How long does Creatine take to work for mood?
Trials of Creatine for mood typically report effects within 2–4 weeks, though individual response varies. Studies rarely find benefit inside 1 week for chronic outcomes.
What dose was used in studies of Creatine for mood?
Studied doses for Creatine in mood trials cluster around 3–5 g/day. See the dose block for the specific range and how it varies by form.
Does Creatine work for mood if I'm not deficient?
The effect concentrates in adults with depression. If your baseline is normal, expect a smaller effect than the trial averages.
Creatine or the next-best alternative for mood?
See the compare block above for the head-to-head with the most-cited alternative. Grade + certainty differences matter more than any single trial.
Related
What this is — and is not
- Evidence description
- emerging evidence as an adjunct for depressive symptoms; trials small
- Substrate's interpretation
- The current reviewed record assigns Grade C at low certainty. A domain-by-domain rationale is shown only when recorded.
- Discuss with a clinician
- If you're on medication or have a condition that changes the calculus, bring the interaction & population blocks above to your pharmacist or prescriber before deciding.
- Individualized medical advice
- Not provided here or on any Substrate surface (API, agent tool, embed) — see YMYL policy.
Cite this page
Citation is encouraged. The proposed reuse license is CC-BY-4.0; status: pending-governance-ratification.
Plain-text citation
Substrate. Does Creatine help mood? (Grade C). https://evidencebased.info/interventions/creatine/mood. Updated 2026-07-16.
BibTeX
@misc{substrate_ventionscreatinemood,
author = {Substrate editorial},
title = {Does Creatine help mood?},
year = {2026},
url = {https://evidencebased.info/interventions/creatine/mood},
note = {Grade C, evidencebased.info}
}Found something wrong on this page? Report an error →