Kanna, kava, and kratom are three powerful herbs that have gained popularity for supporting mood, relaxation, and focus. But they work in very different ways—and understanding their differences is essential if you're trying to choose the right one for your needs.
This guide breaks downkanna vs. kava vs. kratom across five key areas: effects, safety, legality, use cases, and combinations. Whether you're new to these herbs or looking to switch things up, this article helps you make an informed decision.
Kanna is a mood-enhancing herb that supports calm focus and low anxiety.
Kava helps promote deep relaxation and is ideal for stress or sleep support.
Kratom offers stronger effects with higher risk—best for experienced users.
Before we dive into the differences, let’s briefly define each plant.
Origin:South Africa
Traditional Use:Used by indigenous San people for mood elevation and stress relief
Active Compounds: Mesembrine alkaloids (natural serotonin reuptake inhibitors)
Common Forms: Powder, tincture, capsules, tea, chews
Learn more about how kanna works for mood.
Origin:South Pacific islands
Traditional Use: Consumed during ceremonies for relaxation and social bonding
Active Compounds: Kavalactones (affect GABA receptors)
Common Forms: Powder, tea, tincture, capsules
Origin: Southeast Asia
Traditional Use: Used for energy, pain relief, and mood support
Active Compounds: Mitragynine and 7-hydroxymitragynine (interact with opioid receptors)
Common Forms: Powder, capsules, extract, tea
Herb |
Primary Effects |
Onset Time |
Duration |
Kanna |
Mood lift, calm focus, social ease |
30–60 mins |
2–4 hours |
Kava |
Deep relaxation, muscle calm, mild euphoria |
20–40 mins |
2–6 hours |
Kratom |
Varies by strain: energy (white), mood/euphoria (green), pain relief/sedation (red) |
15–45 mins |
4–6 hours |
Summary:
Kanna is great for boosting mood and calm focus without sedation.
Kava promotes deep relaxation—ideal for winding down.
Kratom has stimulating, relaxing, or pain-relieving effects depending on the strain and dose.
To explore the broader effects of kanna in more depth, check out this guide.
Herb |
Common Side Effects |
Risk of Dependence? |
Kanna |
Headache, nausea (rare, dose-related) |
Low |
Kava |
Drowsiness, liver strain (with overuse or alcohol) |
Moderate |
Kratom |
Nausea, constipation, dependence (with daily use) |
High (especially at high doses) |
Important Notes:
Kanna is generally well-tolerated when taken in moderate amounts.
Kava should not be mixed with alcohol and may cause liver stress with long-term overuse.
Kratom carries the highest risk of dependence and withdrawal, especially with frequent, high doses.
Want to know if kanna is a safe option for you? Here's what the research says.
Herb |
Legal in U.S.? |
Legal Status Notes |
Kanna |
✅ Legal federally |
Few restrictions in most states |
Kava |
✅ Legal federally |
Some countries restrict or ban it due to liver concerns |
Kratom |
⚠️ Varies by state |
Banned in some U.S. states (e.g., Alabama, Indiana, Wisconsin) |
Pro Tip: Always checklocal laws before buying or traveling with these herbs. Learn more about kanna legality in the U.S..
Goal |
Best Herb |
Boost mood & reduce anxiety during the day |
Kanna |
Relax after work or ease social tension |
Kava |
Fight fatigue, relieve pain, or unwind (depending on strain) |
Kratom |
Kanna has also been studied for reducing stress and supporting cognitive performance. For those juggling daily pressures, kanna may offer clarity without overstimulation.
In general, it’snot recommended to combine these herbs unless you have experience with each on its own and understand how they affect you individually.
Kanna + Kava:May be mildly sedating together. Start with low doses.
Kanna + Kratom: Some users find kanna offsets kratom's jittery effects.
Kava + Kratom:Combining two sedatives can increase drowsiness and risk.
Safety tip: Never mixkratom orkava with alcohol or prescription sedatives.
Also, kanna is not known to trigger standard screenings, but you may still wonder: Will kanna show up on a drug test? Here’s what to know.
Here’s a quick recap to help guide your decision:
Choose Kanna if you want:
A mild, natural serotonin booster
Mood elevation without sedation
A legal, low-risk option with few side effects
Flexible intake methods like smoking kanna or using it in capsules or tinctures
Help with anxiety, even potentially in pets—read about kanna for dog anxiety
Choose Kava if you want:
Deep relaxation and reduced social anxiety
A traditional ceremonial calming effect
A short-term wind-down without next-day fog
Choose Kratom if you want:
Strain-specific effects (energy, pain relief, relaxation)
Something strong—but use with caution
A more intense experience (with greater risks)
Want to get started? Learn how to take kanna and find your ideal dosage with this kanna dosage guide.
Whether you're navigating everyday stress, seeking relaxation, or exploring natural nootropics, there's a plant ally out there for you. And if mental clarity is your goal, you may be especially interested in kanna for cognitive enhancement.
Kanna is typically taken in themorning or early afternoon for mood support, focus, and stress relief. It’s slightly stimulating and works best during the day. Learn more about kanna dosage and timing.
Kava is better suited forevenings, as it promotes deep relaxation and may cause drowsiness.
Kratom timing depends on the strain:
White vein:mornings for energy
Green vein:midday for mood/euphoria
Red vein:evenings for pain relief or sleep
Kanna isunlikely to trigger a positive result on standard drug screenings. It doesn’t contain substances commonly tested for, like THC or opioids. Read more aboutkanna and drug testing.
Kava also doesnot appear on drug tests, though it may cause sedation, which some employers might notice.
Kratom maybe detected in specialized tests, especially those designed to look for mitragynine or opioid-like substances.
Kanna can besmoked, though it’s more commonly used sublingually or in capsules.Smoking kanna provides a fast onset but shorter effects.
Kava isnot smoked; it’s traditionally brewed into a tea or taken as a liquid extract.
Kratom isnot recommended for smoking—it’s most effective when taken as a powder, tea, or capsule.
Kanna is generally thesafest option for long-term use, with a low risk of dependency and minimal side effects. See more on kanna safety.
Kava can be used frequently but should be cycled to avoid liver strain. Avoid combining with alcohol.
Kratom carries ahigher risk of dependency, especially with daily or high-dose use.
All three herbs can help, but in different ways:
Kanna supports mood and stress relief through serotonin modulation. Read more about how kanna helps anxiety naturally.
Kava has a calming effect via the GABA system, making it ideal for social anxiety or evening relaxation.
Kratom (especially red strains) may ease anxiety but can also cause stimulation or withdrawal with frequent use.
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