Evidence Library

Peer-reviewed research, government reports, and official data on kratom and 7‑OH.

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14,449+

Poison center exposures

2015–2025

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1,200%+

Increase in calls

past decade

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32

Liver injury cases

U.S. literature

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2.4M+

U.S. adult users

past year (NSDUH)

Explore Key Evidence Categories

FDA Position

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FDA Position

Official statements & alerts

Poison Center

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Poison Center Data

PDF case reports

EMS & Hospital

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EMS & Hospital Data

Clinical cases

Epidemiology

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Epidemiology & Prevalence

Surveys & reports

Mental Health

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Mental Health Impacts

Psychiatric cases

Mortality

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Mortality & Outcomes

Fatality reports

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