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
SynergyEmerging evidence
What is happening. Additional probiotic strains may complement 35624 but can increase gas and obscure which strain helps.
Mechanism. Multiple strains may influence immune, barrier, and fermentation pathways.
Recommendation. Add one probiotic at a time and prefer products with full strain IDs.
Stack Score
How it moves the number.
Effect on the composite score
If both Bifidobacterium infantis 35624 and Probiotics are in the same stack, this pair applies +2 to your Stack Score (per scored synergy 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- 1Whorwell PJ et al. B. infantis 35624 in IBS. American Journal of Gastroenterology. 2006.Needs sourceNo link