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Performix SST Metabolism Supplement Lacks Required FDA Disclaimer, Class Action Alleges

Performix LLC has been hit with a consumer class action lawsuit alleging that its SST Timed Release Metabolism dietary supplement capsules are misbranded and unlawful to sell under federal and California law.

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The lawsuit contends that because the manufacturer makes bold promises about the product’s ability to alter human biology—such as accelerating metabolism and burning fat—federal law strictly requires it to explicitly warn consumers that these claims have not been verified by the government. If you purchased this supplement expecting a legally compliant and verified health product, you may be eligible to help hold the company accountable.

The lawsuit, Gonzalez v. Performix LLC, was filed in a California federal court. The complaint argues that by leaving out critical, government-mandated disclosures, Performix has introduced a “misbranded” product into the marketplace. Everyday people who buy dietary supplements have a right to know whether the health claims on a bottle have faced rigorous federal scrutiny, and the lawsuit alleges that the company’s missing label language keeps consumers in the dark.

The Legal Rules Governing Supplement Health Claims

Unlike prescription medications, dietary supplements do not go through a strict pre-market approval process by the Food and Drug Administration (FDA) before they hit store shelves. Because of this, the Federal Food, Drug, and Cosmetic Act (FFDCA) sets rigid rules on how supplement companies can market their products. If a brand wants to claim its product can affect the structure or function of the human body, it must display a standard safety disclaimer.

The lawsuit asserts that Performix SST packaging makes multiple “structure/function” claims. For example, the labels state that the capsules are designed to accelerate your body’s metabolism, provide sustained energy, support fat breakdown, and increase resting energy expenditure. Other panels on the bottle promise to promote focus, clarity, concentration, and alertness. Because Performix chose to use these specific marketing phrases, the law states it had a strict obligation to include a bold, prominent warning to ensure consumers were not misled about the product’s regulatory status.

Why the Missing Disclaimer Reclassifies the Product as an Unapproved "Drug"

The required disclosure that is allegedly missing from the Performix SST packaging is a phrase many consumers are familiar with: “These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.” The lawsuit stresses that this warning must be prominently displayed on every single panel of a product’s packaging where a health or metabolism claim is made.

According to the legal complaint, the absence of this bolded disclaimer has serious legal consequences for the manufacturer. Under the FFDCA, if a dietary supplement makes structure or function claims but fails to include the mandatory FDA warning, the product automatically loses its classification as a supplement. Instead, it is legally reclassified as an unapproved and misbranded “drug.” Because it is illegal to sell unapproved drugs to the public, the lawsuit argues that the capsules are entirely unlawful to sell under both federal and California law.

The Financial Impact on Environmentally and Health-Conscious Buyers

Everyday people frequently pay premium prices for health and wellness products, trusting that the labels are accurate, honest, and fully compliant with consumer protection laws. The lawsuit argues that had consumers known the Performix SST capsules were being sold unlawfully without the required federal warnings, they would not have purchased them or would have paid significantly less for them.

By omitting the disclaimer, Performix allegedly gained an unfair advantage in the competitive fitness and weight-loss market. The lawsuit seeks to recover the money that consumers spent on these misbranded items. It serves as an important reminder that health corporations must be held to a high standard of transparency, especially when selling products meant to be ingested for bodily changes

How to Protect Your Consumer Rights and Stay Informed

At this stage, the lawsuit against Performix LLC is traveling through the early phases of the federal court system. There is currently no settlement money available, and the company has not admitted to any wrongdoing. However, affected consumers can take simple steps to protect their interests while the litigation moves forward.

  • Save Your Supplement Bottles: If you still have your empty or partially used Performix SST bottles, keep them. The physical packaging can serve as direct evidence of the missing language.

  • Keep Your Purchase Records: Keep any receipts, bank statements, or online order confirmations that prove when and where you purchased the supplement.

  • Monitor the Case Status: Legal battles regarding misbranded supplements can take time. By staying connected with consumer advocacy networks, you will know exactly when and how to submit a claim if a fund is established.

  • No Obligation to Reach Out: You have the right to look into your options and connect with an experienced attorney to discuss your consumer rights. There is absolutely no cost or obligation to reach out for legal information.

At ClassActionU.org, we believe that transparency in the health industry is non-negotiable. Manufacturers must follow the law to ensure everyday people have all the facts before investing in their health. Stay tuned to our newsroom for the latest updates on this case and other active wellness product investigations.

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Date of Breach: May 21, 2026
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