What can you say
What does it take to say 'clinically proven' in health marketing?
The phrase promises evidence. If the evidence is not already in a drawer, the phrase is the problem.
More than most people think. Clinically proven is an establishment claim: it asserts a specific level of proof already exists. Under FTC Act Sections 5 and 12 (15 U.S.C. 45 and 52) and the FTC's 2022 Health Products Compliance Guidance, you must already hold that proof, which for a health benefit generally means randomized, controlled human trials.
Advertising law sorts health claims into two bins, and the bin decides the burden. A non-establishment claim simply asserts that something works, and needs a reasonable basis, competent and reliable scientific evidence in hand before you publish. An establishment claim goes further: it tells the audience that a particular level of proof already exists, so clinically proven, studies show, and tests confirm are claims about your evidence. You must possess the specific type and level of proof the words convey, and you must substantiate every reasonable reading, because the FTC holds the advertiser responsible for what an ordinary person takes away. The Federal Trade Commission enforces this through Sections 5 and 12 of the FTC Act, which make deceptive and false advertising unlawful, and the deception is the false promise that the science is already settled.
It shall be unlawful for any person, partnership, or corporation to disseminate, or cause to be disseminated, any false advertisement ... for the purpose of inducing, or which is likely to induce, directly or indirectly the purchase of food, drugs, devices, services, or cosmetics.
What counts as enough is not a matter of taste. The FTC's Health Products Compliance Guidance, published December 20, 2022, says substantiation of a health-related benefit generally requires randomized, controlled human clinical trials, weighed against the whole body of research rather than cherry-picked, with quality outweighing quantity, so one underpowered trial will not carry a strong claim. The phrases that raise the bar from reasonable basis to specific proof in hand include Clinically proven or clinically tested, Scientifically proven or studies show, Doctor recommended or pharmacist recommended (allowed only with survey evidence of genuine professional endorsement), and A stated percentage or timeline.
As a general matter, the substantiation of health-related benefits will need to be in the form of randomized, controlled human clinical trials ... the quality of the studies is more important than the quantity.
The engine cannot open your evidence folder. It flags the sentence that claims proof, so a human can confirm the proof exists before the line ever goes live.
Clinically proven to cure anxiety in two weeks, no exceptions.
An establishment claim of a cure on a fixed timeline, stated as already proven. It promises clinical evidence the advertiser almost certainly does not hold, and a guaranteed cure is unsubstantiable on its face.
Unsupported establishment and cure claim · 15 U.S.C. 45, 52; FTC Health Products Compliance Guidance (2022)
In a small company study, most participants reported lower anxiety scores over eight weeks. Individual results vary, and it is not a cure.
Describes the actual evidence, names its limits and variability, and drops both the proven framing and the cure promise.
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Pre-Trip is a rigorous screen, not legal advice. Counsel decides; we help you arrive prepared.