What Is Kratom? Uses, Risks and Safety Facts | CATC

What Is Kratom? Understanding Its Uses, Risks, and What You Need to Know

What Is Kratom? Understanding Its Uses, Risks, and What You Need to Know

Kratom is widely available in Canada and increasingly common, yet most people have limited accurate information about what it is, how it works, or what the real risks are. If you’ve heard about kratom from a friend, noticed it on shelves at a supplement store, or are concerned about someone you know who uses it, you’re probably looking for straightforward answers.

This guide explains what kratom is, how it interacts with the body, what the documented risks are, its legal status in Canada, and when professional support might help. If you or someone you love is using kratom for pain, mood, or as an alternative to opioids, this information is here to offer clarity, not judgment.

What Is Kratom?

Kratom is a tropical tree (Mitragyna speciosa) native to Southeast Asia, where its leaves have been used for centuries. Labourers traditionally chewed the leaves for energy and pain relief during long workdays. Today, kratom has entered the North American market in forms most traditional users would barely recognize, including powders, capsules, extracts, and teas.

The leaves contain two primary active compounds: mitragynine, the more abundant compound, and 7-hydroxymitragynine (often called 7-OH), the more potent one. Research published in Scientific Reports found that 7-hydroxymitragynine exhibits tenfold greater potency than morphine in antinociception assays, meaning it binds to opioid receptors more powerfully than morphine does by weight.

Product form matters more than many people realize, because potency varies dramatically between natural leaf kratom and concentrated 7-OH extracts. Regulators in both Canada and the United States are increasingly focused on concentrated synthetic 7-OH products rather than traditional leaf kratom, and this distinction is shaping how these products are treated.

Key Terms

  • Mitragynine: The primary alkaloid in kratom leaves, present in higher quantities
  • 7-hydroxymitragynine (7-OH): A more potent alkaloid; concentrated versions are drawing regulatory attention in both Canada and the US
  • Alkaloid: A naturally occurring compound that produces physiological effects

What Is Kratom Used For?

People use kratom for different reasons. Research published in Frontiers in Psychiatry found that people who use kratom most commonly report doing so for pain management, mood enhancement, and as an alternative to managing opioid cravings or withdrawal. These motivations often overlap significantly.

Kratom’s effects depend heavily on dose. Lower doses tend to produce stimulant-like effects, including increased energy, alertness, and sociability. Higher doses tend to produce sedative and pain-relieving effects, including relaxation, drowsiness, and reduced discomfort.

Some people turn to kratom seeking relief from chronic pain, anxiety, depression, or opioid withdrawal symptoms. The harm reduction context is worth acknowledging honestly: some individuals use kratom to reduce or stop opioid use, and this is a documented pattern. However, kratom is not approved by Health Canada for any medical condition. Using it to manage opioid cravings or withdrawal means self-managing a medical situation without clinical oversight, consistent dosing, or evidence-based protocols.

If you’re using kratom to manage opioid cravings or withdrawal, professional outpatient treatment options exist that can provide safer, more effective support.

Is Kratom an Opioid?

This question comes up consistently, and the answer matters more than you might think.

How Kratom Interacts With Opioid Receptors

Kratom’s active compounds, especially 7-hydroxymitragynine, bind to mu-opioid receptors. These are the same receptors activated by morphine, heroin, and fentanyl.

The technical answer: kratom is not classified as an opioid in the traditional pharmaceutical sense. It is a plant-derived substance, not a synthetic or semi-synthetic opioid drug.

The practical answer: kratom can produce effects similar to opioids, including pain relief, euphoria, sedation, and physical dependence. This is why researchers and clinicians often refer to kratom as an “atypical opioid” or “opioid-like substance.” According to peer-reviewed research published in Scientific Reports, both mitragynine and 7-hydroxymitragynine bind to the human mu-opioid receptor with nanomolar affinity, functioning as partial agonists.

Why This Distinction Matters

Understanding kratom’s opioid receptor activity explains several important things:

  • Tolerance develops. Regular users often need increasing amounts to achieve the same effects.
  • Physical dependence can occur. The body adapts to kratom’s presence and reacts when it’s absent.
  • Withdrawal symptoms mirror opioid withdrawal. This isn’t coincidental. It’s because of how kratom interacts with the same receptor systems.

Many people didn’t expect kratom to have these properties. They tried it because it was legal, available, and marketed as a natural supplement. Learning that it activates opioid receptors can be surprising, even alarming. If you’re concerned about how kratom is affecting you or someone you love, professional support is available and designed for exactly this situation.

What Are the Side Effects of Kratom?

Understanding kratom’s side effects means distinguishing between common effects, serious health risks, and the specific challenge of dependence and withdrawal.

Common Side Effects

Short-term effects vary based on dose, product strength, and individual factors:

  • Nausea and vomiting
  • Constipation
  • Dry mouth
  • Increased urination
  • Loss of appetite
  • Drowsiness at higher doses
  • Increased energy and alertness at lower doses

Serious Health Risks

Kratom carries documented serious risks that anyone using it should understand. According to the Frontiers in Pharmacology review (2025), the FDA and DEA have both warned consumers of the risk of liver toxicity, seizures, and death associated with kratom use. Serious risks include:

  • Liver injury: cases of kratom-associated liver damage have been documented
  • Seizures: particularly concerning when combined with other substances
  • Respiratory depression: dangerous at high doses or when mixed with sedatives
  • Cardiac effects: elevated heart rate and blood pressure

The scale of these concerns is growing. According to a CDC MMWR report published in March 2026, US poison centres documented 14,449 kratom exposure reports between 2015 and 2025. The 3,434 exposures reported in 2025 alone represent an increase of approximately 1,200% compared to the 258 reports in 2015. These are US figures, as equivalent Canadian surveillance data are not currently published, but they reflect the broader pattern of increasing use and increasing adverse events as higher-potency products enter the market.

Contamination is another risk. Because kratom products are not regulated or quality-tested in Canada, they may contain heavy metals, bacteria, or other substances not listed on the label.

Kratom Dependence and Withdrawal

Regular kratom use can lead to physical dependence. This isn’t a moral failing. It’s how opioid receptor systems work. Withdrawal symptoms include:

  • Muscle aches
  • Irritability
  • Insomnia
  • Anxiety
  • Nausea
  • Sweating
  • Runny nose

These symptoms mirror opioid withdrawal because kratom activates the same receptors. Withdrawal can be uncomfortable enough that people continue using kratom to avoid it, even when they want to stop.

Signs that kratom use may have become problematic: using more than you intended, feeling unable to cut back despite wanting to, experiencing withdrawal when you don’t use, using kratom to manage another substance dependence, or kratom use affecting work, relationships, or daily functioning. If any of these feel familiar, professional support is available. Harm reduction services and treatment are designed for exactly this situation.

Is Kratom Legal in Canada?

Kratom occupies a regulatory grey zone in Canada. Understanding exactly where it stands matters for anyone using it or considering it.

Health Canada’s Position

Kratom is not approved by Health Canada as a food, natural health product, or drug. It is not listed under the Controlled Drugs and Substances Act, meaning it is not a scheduled controlled substance. However, Health Canada has stated that kratom is not permitted for sale for human consumption.

As a result, vendors in Canada typically sell kratom labelled as a botanical product, aromatic, or incense, with disclaimers that it is not for human consumption. This grey market arrangement exists across many provinces, though the regulatory landscape continues to evolve.

What This Means for You

Purchasing kratom in Canada means navigating this regulatory ambiguity. The substance is not explicitly illegal to possess, but it is also not regulated, quality-tested, or approved for the purposes most people use it for. There are no Canadian regulatory standards ensuring consistent potency, purity, or labelling accuracy.

This is particularly relevant given the emergence of concentrated 7-OH products, which carry significantly higher risk than traditional leaf kratom and are increasingly available through the same unregulated channels.

United States Context for Canadian Readers

While US law does not directly apply to Canadian users, the US regulatory situation is relevant because many kratom products sold in Canada originate from US or international supply chains, and US regulatory actions often precede similar developments in Canada.

As of 2026, kratom is not federally scheduled in the US, but approximately nine states have banned it outright, and over 20 states have enacted consumer protection frameworks requiring lab testing, age verification, and concentration limits. The FDA is specifically targeting concentrated 7-OH products, signalling that these products face stricter regulation regardless of jurisdiction.

Status Category Description Jurisdiction
Not approved, not scheduled Kratom sold in grey market as a botanical Canada (federal)
Banned Kratom prohibited entirely Several US states including Alabama, Arkansas, Indiana, Tennessee (as of 2026)
Regulated Legal with consumer protections (age limits, testing) Colorado, Georgia, Nevada, Utah and others with KCPA legislation
Unregulated No specific law addressing kratom Many remaining US states

Does Kratom Show Up on Drug Tests?

This is one of the most frequently asked questions about kratom, and the answer is more nuanced than a simple yes or no.

Standard drug panels (5, 7, 10, or 12-panel tests) screen for substances like opioids, amphetamines, cannabis, and benzodiazepines. They do not test for mitragynine or 7-hydroxymitragynine. Kratom does not appear on standard drug tests.

However, specialized kratom-specific tests do exist and can detect mitragynine for up to 7 days after use. If you’re in a treatment program or subject to workplace testing, ask specifically what your test panel includes. There have also been reports of kratom causing false positives for methadone on some immunoassay tests, though this is uncommon. 

If you’re in medication-assisted treatment and using kratom, being honest with your treatment team helps them provide the best care. They’re not there to judge you.

How Does Kratom Compare to Other Substances?

Factor Kratom (Natural Leaf) Prescription Opioids Buprenorphine/Naloxone Caffeine
Opioid receptor activity Yes (partial agonist) Yes (full agonists) Yes (partial agonist) No
Regulation in Canada Grey zone, not approved Prescription controlled substance Prescription controlled substance Unregulated
Dependence potential Yes High Lower (ceiling effect) Low
Clinical oversight None Physician-supervised Physician-supervised None
Consistent dosing Variable, unregulated Standardized Standardized Standardized
Evidence base for treatment Limited Extensive Extensive Not applicable

Some people use kratom as a self-directed alternative to medications like buprenorphine/naloxone. However, kratom lacks the clinical oversight, consistent dosing, and evidence base that medication-assisted treatment provides. Professional treatment programs offer safety advantages that self-managed kratom use cannot replicate.

Common Mistakes People Make With Kratom

Assuming “natural” means “safe.” Kratom is plant-derived, but so are many substances with significant health risks. Natural does not equal risk-free. Many plant-derived compounds produce powerful physiological effects and carry real risks.

Not recognizing dependence until it’s established. Because kratom is available and sold openly alongside supplements, people may not expect it to cause physical dependence. By the time they recognize what’s happening, regular use may have already changed their brain chemistry.

Using kratom to self-manage opioid withdrawal without support. While some people use kratom to reduce opioid use, unsupervised withdrawal management carries risks. Professional support exists specifically for this situation and offers safer outcomes through evidence-based care.

Assuming all kratom products are the same. Potency varies dramatically. Traditional leaf powder is very different from a concentrated 7-OH extract. Canadian and US regulators are actively distinguishing between these products, and users should too.

Not knowing when to ask for help. If kratom use has increased, if cravings feel hard to manage, or if stopping feels difficult, these are signs that support could help. Waiting doesn’t make the situation easier.

When Kratom Use May Need Professional Support

Many people use kratom without developing significant problems. Seeking information, like reading this article, is itself a meaningful step toward making informed decisions.

However, some patterns suggest that professional support may be helpful:

  • Using more kratom than intended, or for longer than planned
  • Difficulty cutting back despite wanting to
  • Experiencing withdrawal symptoms when not using
  • Using kratom to manage symptoms of opioid dependence or withdrawal
  • Kratom use affecting work, relationships, or daily functioning

If you’re wondering whether your kratom use, or a loved one’s, has reached a point where support could help, our intake team can talk it through with you. No pressure, no judgment.

What professional support can look like:

  • Medical evaluation to understand your specific situation
  • Medication-assisted treatment that addresses opioid receptor activity directly
  • Counselling to work through underlying issues driving use
  • Structured outpatient or inpatient care based on your individual needs

If you’re concerned about a family member or loved one, support is available for you too. You can learn more about helping a family member and how to start a supportive conversation.

What to Do Next

Kratom is a plant-based substance with opioid-like properties. It can offer temporary relief for some people, but it carries real risks, including physical dependence. Professional support is available for anyone who needs it.

Key Takeaways:

  • Kratom activates opioid receptors and can produce dependence and withdrawal symptoms similar to opioid use
  • Product potency varies dramatically between natural leaf products and concentrated 7-OH extracts, and regulators are treating these differently
  • In Canada, kratom is not approved for sale for human consumption and exists in a regulatory grey zone with no quality controls
  • Standard drug tests don’t detect kratom, but specialized tests can identify use for up to 7 days
  • Professional support exists for anyone concerned about kratom use, whether their own or a loved one’s

If you’re gathering information, you now have a clearer understanding of what kratom is and what the risks are. If you’re concerned about your own use or a loved one’s, our intake team is available to help you understand your options without any pressure. Call 1-877-937-2282. We’re here to help.

This article is for informational purposes only and does not constitute medical advice. Please speak with a qualified healthcare professional for personalized guidance about your situation.