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ZOHM 7-Hydroxy Alkaloids

Supercritical CO2 & Ethanolic Extraction: How Pure 7-OH Is Made

From Fresh Leaf to Pharmaceutical-Grade Isolate

The journey from raw Southeast Asian tree leaf to a pure, chewable tablet involves cutting-edge botanical chromatography. In this article, we reveal the sophisticated 7-OH extraction process employed in ZOHM’s cGMP laboratories.

Stage 1: Supercritical Fluid Extraction

Organic Mitragyna leaf biomass is placed in high-pressure vessels where carbon dioxide (CO2) is heated and pressurized to its supercritical fluid state. This non-toxic solvent gently strips the full spectrum of lipophilic alkaloids from the cell walls.

Stage 2: Multi-Stage Flash Chromatography

The crude extract is dissolved in cold USP-grade ethanol and pumped through high-efficiency silica chromatography columns. By varying mobile phase gradients, our chemists cleanly separate 7-hydroxymitragynine from other alkaloids, yielding an isolate exceeding 98.5% purity.

The result is the pristine white-to-light-tan crystalline isolate found in our Blacked Out 120mg Tablets. Verify batch purity on our Lab Test Directory.