Quick Answer
Creatine Sleep Randomized Trial has evidence relevant to strength of evidence and what the studies can or cannot prove, but conclusions should stay close to the cited sources. One representative finding is: This analysis investigated whether the dose or duration of CrM was associated with SEs.
Key Takeaways
- 01This analysis investigated whether the dose or duration of CrM was associated with SEs. [Gonzalez DE (2026)]
- 02Although dose and duration tertiles were statistically associated with study-level side effect reporting, the effect sizes were uniformly small, events were infrequent, and the reported symptoms were primarily mild and nonspecific. [Gonzalez DE (2026)]
- 03No consistent exposure-response pattern indicative of clinically meaningful risk was observed. [Gonzalez DE (2026)]
- 04There are concerns that high-dose and/or long-term creatine monohydrate supplementation (CrM) leads to greater side effects (SEs) compared to placebo. [Gonzalez DE (2026)]
The current Migaku evidence database contains 2 reusable source documents for Creatine Sleep Randomized Trial. This answer focuses on strength of evidence and what the studies can or cannot prove.
- This analysis investigated whether the dose or duration of CrM was associated with SEs. [Gonzalez DE (2026); evidence level 2]
- Although dose and duration tertiles were statistically associated with study-level side effect reporting, the effect sizes were uniformly small, events were infrequent, and the reported symptoms were primarily mild and nonspecific. [Gonzalez DE (2026); evidence level 2]
- No consistent exposure-response pattern indicative of clinically meaningful risk was observed. [Gonzalez DE (2026); evidence level 2]
- There are concerns that high-dose and/or long-term creatine monohydrate supplementation (CrM) leads to greater side effects (SEs) compared to placebo. [Gonzalez DE (2026); evidence level 2]
- The present study investigates whether supplementation of a lower dose is associated with cognitive effects during sleep deprivation, focusing exclusively on cognitive performance outcomes. [Gordji-Nejad A (2026); evidence level 4]
Evidence levels are sorting aids, not final clinical grades. Level 1 usually indicates systematic-review style evidence, level 2 indicates randomized trials or public-health guidance, and lower levels need more cautious wording.
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Sources