Mitragynine Extract 98% – ultra-pure kratom extract of the highest quality | GreenGuru
Mitragynine Extract 98% – ultra-pure mitragynin extract (mitragynine / mitragynin) at 98% purity – the highest-purity mitragynine extract in our range. Independently lab-tested kratom extract, fast & discreet delivery across Europe.
- ⚗️ Active compound: Mitragynin (mitragynine) 98% – primary alkaloid of Mitragyna speciosa; indole alkaloid, 398.5 g/mol
- 🧪 Purity: 98% – highest purity mitragynine extract available; mitragynine 98
- 🔬 Lab tested: Heavy metals at State Veterinary Institute; mycotoxins, pesticides & alkaloid content at UCT Prague
- 🏺 Use: Botanical collectible
- 🚚 Fast & discreet delivery across Europe
- 🏭 Kratom wholesale for businesses




Mitragynine Extract 98% – Buy Botanical Collectible at GreenGuru
Mitragynine Extract 98% is the highest-purity kratom alkaloid extract in our range, containing mitragynin (also spelled mitragynine / mitragynin) – the primary alkaloid of Mitragyna speciosa (family Rubiaceae, Southeast Asia) – at 98% purity. Mitragynine chemistry: indole alkaloid, molecular weight 398.5 g/mol, the most abundant alkaloid in kratom leaf (~60–70% of total leaf alkaloids). Mitragynine 98 represents the highest degree of concentration achievable from Mitragyna speciosa. Sold exclusively as a botanical collectible.
What is Mitragynine – Chemistry and Kratom Alkaloid Profile
Mitragynin (mitragynine) is the primary alkaloid of the kratom tree – Mitragyna speciosa (Rubiaceae) – native to Thailand, Malaysia and Indonesia. It is an indole alkaloid (molecular weight 398.5 g/mol), structurally distinct from opiates and opioids. Is mitragynine an opiate? No. Mitragynine vs 7-hydroxymitragynine: mitragynin = primary leaf alkaloid (~60–70%); 7-OH (7-hydroxymitragynine, 414.49 g/mol) = secondary alkaloid (under 2%). This mitragynine extract 98 is the purest single-alkaloid kratom extract available. Also: lower-purity Mitragynine Extract 80%. Full documentation: laboratory tests page.
Kratom Extract vs. Kratom Powder
Kratom extract (kratom isolate / strongest kratom extract) concentrates a single alkaloid from Mitragyna speciosa leaf to far higher purity than raw kratom powder (mitragynin ~60–70% in leaf). Mitragynine 98% = 98% pure mitragynin – the most concentrated form of the primary kratom alkaloid. Full kratom extract range.
Full Kratom Extract Range
Mitragynine extracts: Mitragynine 98% · Mitragynine 80%
7-OH extracts: 7-OH Extract 96% · 7-OH Strips 20 mg · 7-OH Tablets 7.5 mg · 7-OH Tablets 15 mg
7-OH flavoured: Passion Fruit · Pineapple · Strawberry · Watermelon · Apple · Strawberry Banana
Also: kratom powder · kratom tablets.
Independent Lab Testing
- ⚗️ Heavy metals (Hg, Pb, Cd, As): State Veterinary Institute.
- 🧪 Mycotoxins, pesticides & mitragynin: UCT Prague.
Frequently Asked Questions
What is Mitragynine Extract 98%?
Mitragynin (mitragynine, 398.5 g/mol) – primary alkaloid of Mitragyna speciosa (Rubiaceae) – concentrated to 98% purity. Raw kratom leaf contains mitragynin at ~60–70%; this is a kratom isolate at 98%. Botanical collectible.
Is mitragynine an opiate? Legal in UK?
Mitragynine is not an opiate. Indole alkaloid, Rubiaceae. Kratom and its alkaloids are legal in the UK. Not scheduled under the UK Misuse of Drugs Act. Verify locally.
Mitragynine 98% vs 80%?
Both are mitragynin (398.5 g/mol) extracts. 98% is higher purity. See also Mitragynine Extract 80%.
Buy mitragynine extract UK?
Yes – buy mitragynine extract UK / buy mitragynine / mitragynine uk / kratom extract uk – fast and discreet across Europe. Shipping details.
Botanical collectible. Not for human consumption. Not for persons under 18.
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