Will Subriel Matias fight Dalton Smith on January 10?

Yes, Subriel Matias is cleared to defend his WBC super lightweight title against Dalton Smith on January 10.

Why did Subriel Matias test positive for Ostarine?

Subriel Matias tested positive for Ostarine, a banned substance, but the World Boxing Council believes it came from contaminated supplements.

Is Subriel Matias banned from boxing?

No, Subriel Matias is not banned from boxing and has been cleared to fight after his B-sample results were below the punishment threshold.

Home / Sports / Matias Cleared to Fight After Doping Scare

Matias Cleared to Fight After Doping Scare

11 Dec, 2025

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Summary

Subriel Matias will defend his WBC super lightweight title on January 10.
Matias tested positive for the banned substance Ostarine.
A low B-sample result below the punishment threshold cleared him to fight.

Matias Cleared to Fight After Doping Scare

WBC super lightweight champion Subriel Matias is set to defend his title against Dalton Smith on January 10. This highly anticipated bout will proceed as scheduled after Matias faced a doping concern. He initially tested positive for Ostarine, a substance prohibited in professional sports.

However, further analysis of his B-sample revealed levels below the threshold requiring disciplinary action in New York. The World Boxing Council (WBC) has concluded that the positive test likely resulted from contaminated supplements, not intentional doping.

With the pre-weigh-in numbers confirmed and the governing body satisfied, Matias has been cleared to compete. This decision allows the championship fight to move forward as planned, ensuring boxing fans can witness the title defense.

Disclaimer: This story has been auto-aggregated and auto-summarised by a computer program. This story has not been edited or created by the Feedzop team.