SOURCE-BACKED ANSWER
Is TB-500 prohibited in sport?
Current sport-status snapshot for TB-500: Prohibited at all times under the 2026 WADA List (S2).
Related recordsTB-500
DIRECT ANSWER
TB-500 sport status.
Current sport-status snapshot for TB-500: Prohibited at all times under the 2026 WADA List (S2).
Reviewed August 7, 2026. Each statement links to its evidence record, followed by the primary and official sources used for this answer.
012026 WADA status
Prohibited at all times under the 2026 WADA List (S2).
Open evidence record02Medical status is separate
Not FDA approved; product identity and peptide-related impurities are material uncertainties.
Open evidence record03Current-list boundary
Anti-doping rules and product ingredients can change. Athletes should verify the current official list and their product before making a real decision.
Open evidence recordPRIMARY & OFFICIAL SOURCES
Sources for this answer.
2 source records, with duplicates removed.