NutriStack
Celecoxib and Curcumin Phytosome, a caution.
Curcumin phytosome may add antiplatelet activity to celecoxib in people with additional bleeding risks. Celecoxib is less platelet-active than many NSAIDs, but GI bleeding risk is not zero, especially with aspirin or ulcer history. The phytosome formulation is relevant because it can increase curcumin absorption compared with standard preparations.
One pair, every claim cited. The two substances, the type, the mechanism, the recommendation, and the primary literature.
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At a glance
- Substances
- Celecoxib and Curcumin Phytosome
- Pair type
- Caution
- Evidence (highest tier)
- Emerging
- Source citations
- 2 sources
- Stack Score effect
- −5 to your Stack Score (per scored caution row).
- Scope
- Supplement × Prescription
- Last verified
- May 30, 2026
Caution · Emerging evidence
Caution
What is happening. Curcumin phytosome may add antiplatelet activity to celecoxib in people with additional bleeding risks. Celecoxib is less platelet-active than many NSAIDs, but GI bleeding risk is not zero, especially with aspirin or ulcer history. The phytosome formulation is relevant because it can increase curcumin absorption compared with standard preparations.
Mechanism. Curcumin can inhibit platelet aggregation, and phytosome products increase systemic curcumin exposure. Celecoxib's COX-2 selectivity reduces but does not eliminate NSAID GI risk, especially when other bleeding risks are present.
Recommendation. Avoid high-dose curcumin phytosome if you take celecoxib with aspirin or have a bleeding or ulcer history. If both are used, monitor for bruising, nosebleeds, black stools, or vomiting blood.
Sources (2)
- Mirzaei H, Shakeri A, Rashidi B, Jalili A, Banikazemi Z, Sahebkar A. Phytosomal curcumin: A review of pharmacokinetic, experimental and clinical studies. Biomed Pharmacother. 2017;85:102-112. PMID 27930973
- Shah BH, Nawaz Z, Pertani SA, Roomi A, Mahmood H, Saeed SA, et al. Inhibitory effect of curcumin, a food spice from turmeric, on platelet-activating factor- and arachidonic acid-mediated platelet aggregation through inhibition of thromboxane formation and Ca2+ signaling. Biochem Pharmacol. 1999;58(7):1167-1172. PMID 10484074
Stack Score
How this pair moves the number.
Effect on the composite score
If both Celecoxib and Curcumin Phytosome 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 documented at /methodology/stack-score.
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