NutriStack
Berberine and Dulaglutide, a caution.
Dulaglutide and berberine both lower glucose through different pathways. Combined GI side effects and hypoglycemia risk are the main concerns.
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
- Berberine and Dulaglutide
- Pair type
- Caution
- Evidence (highest tier)
- Moderate
- 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 · Moderate evidence
Caution
What is happening. Dulaglutide and berberine both lower glucose through different pathways. Combined GI side effects and hypoglycemia risk are the main concerns.
Mechanism. Dulaglutide activates GLP-1 receptors (weekly dosing). Berberine activates AMPK. Additive glucose lowering and GI slowing.
Recommendation. Same precautions as other GLP-1 agonists. Monitor glucose and watch for excessive GI symptoms.
Sources (2)
- Gerstein HC et al. Dulaglutide and cardiovascular outcomes in type 2 diabetes (REWIND). Lancet. 2019;394(10193):121-130. PMID 31189511
- Asbaghi O, Ghanbari N, Shekari M et al.. The effect of berberine supplementation on obesity parameters, inflammation and liver function enzymes: A systematic review and meta-analysis of randomized controlled trials.. Clinical Nutrition ESPEN. 2020. PMID 32690176
Stack Score
How this pair moves the number.
Effect on the composite score
If both Berberine and Dulaglutide 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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