Kratom can be addictive, because its active compounds act on the same brain receptors as opioids, so regular use often leads to tolerance, dependence, and withdrawal.

A lot of people first reach for kratom to manage pain, low energy, anxiety, or to ease off opioids, and they assume that a plant sold at a corner store or online must be safe. For some users it stays occasional. For others, the daily dose creeps up, the cravings set in, and stopping starts to feel impossible. If that is where you or someone you love has landed, you are not alone, and help is available in Ontario.

This guide explains what kratom addiction looks like, why it happens, and how it is treated. It is meant for general education, so if you are worried about your own use, the clearest next step is a professional assessment through a kratom addiction treatment program.

What is kratom addiction?

Kratom comes from the leaves of Mitragyna speciosa, a tree native to Southeast Asia. Its two main compounds, mitragynine and 7-hydroxymitragynine, attach to the mu-opioid receptors in the brain, which is the same system classic opioids like oxycodone and heroin act on. That is why kratom can relieve pain and create a sense of calm, and it is also why the body can grow dependent on it.

Kratom addiction, which clinicians often describe as a substance use disorder, is the point where use becomes compulsive and hard to control even after it starts causing harm. Someone might keep using despite side effects, spend more of their day thinking about the next dose, and feel physically unwell when they try to cut back. Dependence and addiction overlap but are not identical. Dependence is the body adapting so that stopping brings on withdrawal, while addiction adds the loss of control and the continued use despite consequences. You can read more about how this pattern forms in our overview of what addiction is and the disease model behind it.

Is kratom addictive, and is it an opioid?

Kratom is not technically an opioid, but it behaves like a partial one in the brain. According to the National Institute on Drug Abuse, both mitragynine and 7-hydroxymitragynine activate mu-opioid receptors, though the effects only partly compare to those of drugs like heroin or oxycodone. At low doses kratom tends to act like a stimulant, giving energy and alertness. At higher doses it shifts toward sedation and pain relief, closer to an opioid.

That opioid-like activity is exactly what drives the addiction risk. Regular use builds tolerance, so the same amount does less over time and the dose climbs. Once the brain adapts, stopping produces cravings and withdrawal that feel a lot like coming off opioids. This is the same receptor system involved in opioid drug addiction, which is why kratom dependence is treated with many of the same tools.

Signs and symptoms of kratom addiction

The signs usually show up across three areas: the body, behaviour, and mood. Early on they can be easy to explain away. The clearer signal is needing kratom just to feel normal, and struggling when it is not available.

If several of these sound familiar, it can help to look at the broader picture. Our checklist on the signs you may need help for substance use walks through the questions a clinician would ask.

What happens when you stop: kratom withdrawal

Because kratom acts on opioid receptors, quitting after regular use often brings on withdrawal. NIDA describes these symptoms as generally mild to moderate, though heavy long-term users can have a rougher time. Common symptoms include muscle aches, restlessness, insomnia, runny nose, sweating, diarrhea, nausea, irritability, and intense cravings. They usually start within a day of the last dose and ease over roughly a week, with mood and sleep sometimes taking longer to settle.

Withdrawal is uncomfortable but manageable with the right support, and it is rarely the reason people stay stuck. Cravings are. For a full breakdown of the stages and what helps, see our guide to kratom withdrawal symptoms and timeline. Many people manage the process from home with medical guidance, which we cover in can you detox at home.

Health risks and side effects

Kratom is not the harmless herbal supplement it is often marketed as. Health Canada has not authorized kratom for human consumption, and it warns that products sold here are unauthorized and may pose serious health risks when swallowed or inhaled. Reported side effects include nausea, vomiting, seizures, liver toxicity, and an excessively rapid heartbeat, according to the Health Canada advisory on kratom products.

Because product strength is not regulated, the amount of active compound can vary a lot from one package to the next, which makes accidental overuse easy. The risk climbs sharply when kratom is combined with other substances such as alcohol, benzodiazepines, or opioids, since these combinations can slow breathing and have been involved in overdose deaths.

What affects how quickly dependence develops

Not everyone who tries kratom becomes dependent, and a few factors shape the risk:

• How often and how much you use: daily use and higher doses build tolerance and dependence faster than occasional use.
• How long you have used it: the risk of withdrawal rises after several months of regular use.
• Why you started: using kratom to self-treat pain, anxiety, or opioid withdrawal often leads to steady daily use.
• Other substance use: a history of opioid or alcohol problems raises the odds of kratom dependence.
• Mental health: depression, anxiety, and trauma can drive heavier use, which is why co-occurring mental health conditions are worth treating alongside the substance use.

How kratom addiction is treated

There is no medication approved specifically for kratom use disorder, but that does not mean it goes untreated. Because kratom works on the opioid system, clinicians often draw on the same evidence-based approaches used for opioid dependence. That can include medication-assisted treatment, where a medication such as buprenorphine eases withdrawal and cravings, combined with counselling and regular check-ins.

Most people do not need a residential facility to recover from kratom. Structured outpatient care, where you live at home and attend appointments, works well for a substance in this range. Options include in-person outpatient rehab and a virtual intensive outpatient program you can join from anywhere in Ontario. Treatment usually pairs the medical side with therapy that addresses the cravings, the triggers, and whatever the kratom was helping you cope with in the first place.

Getting OHIP-covered kratom addiction treatment in Ontario

Thrive Medical is a Rapid Access Addiction Medicine (RAAM) clinic serving North York and the Greater Toronto Area, with virtual appointments available across Ontario. You do not need a referral to book, and assessment and treatment are covered by OHIP for eligible patients. RAAM clinics are built for exactly this situation, giving you fast access to an addiction physician without a long waitlist, which you can read more about in our explainer on how RAAM clinics work.

A first visit is a conversation, not a judgment. You can see what to expect in our guide to your first virtual addiction assessment, check whether your care is covered under OHIP-covered addiction treatments, or reach out through our contact page to get started. If you are a provider or family member, you can also send a referral.

Frequently Asked Questions

Is kratom addictive?

Yes. Kratom’s active compounds act on the brain’s mu-opioid receptors, so regular use can lead to tolerance, physical dependence, cravings, and withdrawal. People who use it daily for months are most at risk. Occasional use is less likely to cause dependence, but the line can be hard to see from the inside.

Is kratom an opioid?

Kratom is not classified as an opioid, but it acts like a partial one. Its compounds, mitragynine and 7-hydroxymitragynine, activate the same mu-opioid receptors that opioids do, which is why it can relieve pain, create dependence, and produce opioid-like withdrawal when someone stops.

What are the signs of kratom addiction?

Common signs include needing more to get the same effect, using more often than planned, failed attempts to quit, cravings, and feeling unwell or irritable without it. Hiding use, ordering in bulk, and continuing despite side effects or money problems are also warning signs worth taking seriously.

What happens when you stop using kratom?

Regular users often go through withdrawal that resembles a mild to moderate opioid withdrawal. Symptoms can include muscle aches, insomnia, runny nose, sweating, diarrhea, irritability, and strong cravings. They usually begin within about a day and ease over roughly a week, though sleep and mood can take longer to recover.

How is kratom addiction treated?

Treatment usually combines medical support with counselling. Because kratom acts on the opioid system, clinicians may use medication-assisted treatment such as buprenorphine to ease cravings and withdrawal, alongside therapy. Most people recover through outpatient or virtual care rather than a residential stay.

Is kratom legal in Canada?

Kratom is sold in Canada, but Health Canada has not authorized it for human consumption. Products marketed for ingestion are considered unauthorized and have been recalled because they may pose serious health risks. Legal availability does not mean it is safe or regulated for quality.

Sources

• National Institute on Drug Abuse (NIDA), Kratom research topic
• Mayo Clinic, Kratom: Unsafe and ineffective
• Health Canada, advisory on unauthorized kratom products
• American Psychiatric Association, What is Kratom and Why is It Raising Concerns
• U.S. Drug Enforcement Administration, Drug Fact Sheet: Kratom
• Abdullah MFILB et al., Kratom Dependence and Treatment Options, National Library of Medicine (PubMed 32682371)

Last reviewed: September 2026. This article is for general educational purposes and does not replace medical advice. Talk to a licensed healthcare provider about your specific situation. If you or someone else has trouble breathing, a seizure, or signs of an overdose after using kratom or mixing it with other substances, call 911.