From the databaseWhat the row says.
Every entry follows the same shape: what is happening, the mechanism, and the recommendation.
Scope
Supplement × Supplement
Last verified
June 4, 2026
CautionEmerging evidence
What is happening. Rhodiola can feel activating and may add to theacrine-related stimulation.
Mechanism. Overlapping catecholamine and stress-arousal effects.
Recommendation. Avoid starting together; use morning dosing and monitor anxiety, irritability, and sleep.
Stack Score
How it moves the number.
Effect on the composite score
If both Rhodiola Rosea and Theacrine are in the same stack, this pair applies −5 to your Stack Score (per scored caution row).
The full algorithm, the clamping rules, and four worked stacks are at /methodology/stack-score.
SourcesSources, by evidence tier.
Every claim on this page is cited. PMIDs link straight to PubMed.
Reference material
1- 1Taylor L et al. Safety of TeaCrine. JISSN. 2016.Needs sourceNo link