From “Gut Health” to Litigation: Marketing Microbiome Supplements Without Stepping Over the Line

Asa Waldstein breaks down how current enforcement is shaping microbiome supplement marketing, how to communicate gut, immune, metabolic, mood, and “whole-body” benefits without drifting into disease claims. We’ll cover structure/function boundaries, common missteps that attract scrutiny, and litigation trends driving demand letters and class actions. Using microbiome-specific examples (including biomarker-adjacent language and clinical-study “spin”)