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But emerging science has hinted at potential sabotage

The 2026 WADA Prohibited List, in force as of January 1, 2026, is the authoritative source athletes and their support personnel should consult

[3] Because mesotherapy products may fall under different cosmetic, device, or professional-use frameworks depending on formulation and jurisdiction, practitioners should verify the documentation for each product before clinical use

The underreported symptoms are leads that came from patients themselves, unprompted, and clinicians could potentially pay attention to them. Clinical trials generally identify the most dangerous side effects of drugs, says Lyle Ungar, professor in CIS and a co-author on the study