Prevagen

Prevagen is a dietary supplement brand that serves as a prominent cautionary example in the health and wellness industry regarding regulatory compliance and marketing claims.

The brand faced severe enforcement actions from the Federal Trade Commission (ftc) and class-action civil litigation for utilizing definitive terminology such as “clinically proven” in its marketing materials. The FTC determined that the brand lacked the perfectly aligned, highly powered Randomized Controlled Trials (RCTs) required to meet the legal threshold of competent-and-reliable-scientific-evidence.

Prevagen’s case highlights the “litigation magnet” effect of making definitive efficacy claims when the underlying science is evolving, open to interpretation, or suffers from a clinical-substantiation-gap. For beverage brands entering the functional space with adaptogens, Prevagen illustrates the severe financial and reputational risks of overstating health benefits without rigorous, format-specific clinical data.