The FDA estimates that 54-70% of disposable vapes in the US market are illegal or counterfeit. A 2025 New England Journal of Medicine study found that 69.4% of convenience store vape sales were unauthorized products across 4,421 SKUs. Lost Mary is one of the most counterfeited vape brands in the world. But you can protect yourself: every genuine Lost Mary device has an 18-digit scratch-off authentication code, a QR code linking to the official verification page, and a holographic label with spec