ALERT: Counterfeit Green Lumber Products Contain Undeclared Prescription Drug

Published: August 29, 2025 (FDA)

Summary

On August 29, 2025, the U.S. Food and Drug Administration published a safety alert based on findings by Green Lumber Holding, LLC, revealing that counterfeit products marketed under the Green Lumber dietary-supplement brand were adulterated with tadalafil, a prescription-only medication used for erectile dysfunction—an ingredient never used in authentic Green Lumber formulations U.S. Food and Drug AdministrationFederal Newswire.

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What Happened?

1. FDA Testing Revealed Counterfeits
   FDA laboratory tests detected tadalafil in products labeled as Green Lumber Natural Fuel for Men, indicating they were counterfeit. Genuine products do not contain this prescription drug U.S. Food and Drug AdministrationFederal Newswire.
2. Internal Investigation Exposed Employee Misconduct
   Green Lumber conducted its own investigation and discovered that an employee was diverting legitimate packaging and customer data to distribute counterfeit, adulterated products. That individual has since been terminated U.S. Food and Drug AdministrationInsights.
3. How to Spot Authentic Products
   • Genuine Green Lumber blister packs carry the lot number “LOTGLU13101b1EXP0926.”
   • Counterfeit packs do not include this identifier.
   • Visual guides showing genuine vs. fake packaging are provided in the company’s alert U.S. Food and Drug AdministrationFederal Newswire.
4. Potential Health Risks
   Consumption of unlabeled tadalafil may interact dangerously with nitrate medications and other heart/blood-pressure treatments, potentially causing a life-threatening drop in blood pressure or other serious outcomes U.S. Food and Drug AdministrationFederal Newswire.
5. What Consumers Should Do
   • Immediately stop using any product that does not bear the specified lot number.
   • Report suspected counterfeit products to Green Lumber and to the FDA’s MedWatch program.
   • Seek medical attention promptly if any unexpected adverse symptoms arise after use U.S. Food and Drug Administration+1.
6. Company Response & Preventive Measures
   • Green Lumber’s President, Brett Hales, emphasized the company’s swift response and prioritization of consumer safety.
   • The company is cooperating fully with FDA and law enforcement and has strengthened internal safeguards to avoid recurrence U.S. Food and Drug AdministrationFederal Newswire.

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Why This Matters

• Regulatory Oversight Gap: Dietary supplements are not regulated as strictly as prescription drugs, leaving room for dangerous adulteration.
• Supply Chain Integrity: Insider misconduct shows how vulnerable packaging and data integrity in the supply chain can be exploited.
• Consumer Vigilance: Lot numbers and packaging cues become critical tools for consumers seeking to ensure product authenticity.
• Drug Safety Concerns: Hidden prescription drug ingredients in over-the-counter supplements pose real health hazards—even life-threatening ones.

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🚨 Action Steps for Consumers

Step	What to Do
1. Inspect Packaging	Ensure your blister pack shows the official lot number: LOTGLU13101b1EXP0926.
2. Cease Use Immediately	Discontinue use if the product lacks the lot number.
3. Report Suspected Counterfeits	Alert Green Lumber Holding and submit a report to the FDA MedWatch Adverse Event Reporting Program.
4. Seek Medical Help	Especially if you experienced symptoms like sudden dizziness, fainting, or abnormal blood pressure after use.
5. Stay Informed	Follow FDA updates on health-fraud scams and supplement safety advice U.S. Food and Drug Administration.

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Final Thoughts

This incident underscores the importance of transparency in the supplement industry and the role consumers must play in verifying product legitimacy. When companies and regulators work together—and remain alert—public health can be protected.

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