From the databaseWhat the row says.
Every entry follows the same shape: what is happening, the mechanism, and the recommendation.
Pair type
Timing Sensitive
Scope
Supplement × Supplement
Last verified
June 4, 2026
Timing SensitiveInsufficient evidence
What is happening. High-dose garlic extract has antimicrobial properties and may worsen gas when combined with probiotics in sensitive users.
Mechanism. Potential antimicrobial and fermentable effects in the gut.
Recommendation. Separate by 2 hours and monitor bloating.
TimingTiming & separation.
Space the doses apart by at least this window to avoid the conflict.
Stack Score
How it moves the number.
Effect on the composite score
If both Bifidobacterium infantis 35624 and Garlic Extract are in the same stack, this pair applies −5 to your Stack Score (per scored timing-sensitive 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- 1O'Mahony L et al. Lactobacillus and bifidobacterium in IBS. Gastroenterology. 2005.Needs sourceNo link