Our Verdict
The only consumer probiotic on the market with a published randomized, double-blind, placebo-controlled trial showing a meaningful clinical outcome — a 0.6% A1c reduction in type 2 diabetics on metformin (Perraudeau et al., BMJ Open Diabetes Research & Care, 2020). Contains Akkermansia muciniphila WB-STR-0001, a strain no other consumer brand has commercialized at scale. Not a general-purpose daily probiotic — this is targeted medical nutrition for one specific population (T2 diabetics on metformin).
Evident Ratings
Pendulum Pendulum Glucose Control
Scored across 5 dimensions on a 5-point scale
About Pendulum
Pendulum sits in a different league because it is the only consumer probiotic with a peer-reviewed RCT showing a clinical endpoint a doctor would care about. The trial (n=76) is well-designed and published in a legitimate diabetes journal. The 90-day money-back guarantee is tied to actual A1c outcomes — uncommon in supplements.
See how Pendulum stacks up against every probiotics we tested
Our full probiotics comparison ranks every brand across the same scoring dimensions you saw above — formulation, testing, trust, value, and sourcing.
See Best Probiotics →Other top probiotics we tested
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