Conor McGregor Denies Using 'Mind Altering Substances' Before UFC 329 Loss in Deleted Post
UFC fighter Conor McGregor has denied using performance-enhancing or mind-altering substances following his loss to Max Holloway at UFC 329. McGregor, who suffered a leg injury during the fight, stated he intends to return to the Octagon to complete his contract.
Why it matters
McGregor remains one of the most high-profile figures in combat sports, and his health and performance status significantly impact the UFC's commercial landscape.
01:52 Featured Video Bold MLB Predictions for Second-Half Home MMA Cooper Neill/Zuffa LLC MMA Conor McGregor Denies Using 'Mind Altering Substances' Before UFC 329 Loss in Deleted Post Doric Sam Jul 17, 2026 Conor McGregor isn't looking to make any excuses for his disappointing performance in his loss to Max Holloway in the main event of UFC 329 last Saturday.
In a now-deleted tweet, McGregor denied the notion that he used any "mind altering substances" before his first fight since July 2021, and he said he hasn't used any since suffering a right leg injury in the first round against Holloway that will require surgery.
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