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Education

How to Make RSO (Rick Simpson Oil): Complete 2025 Guide

Natural Cannabis Oil Team
December 7, 2025
15 min read
How to Make RSO (Rick Simpson Oil): Complete 2025 Guide

Learn the step-by-step process to make Rick Simpson Oil at home. Covers the original Rick Simpson method, safety precautions, materials needed, and safer modern alternatives.

Important Safety Warning

This guide is for educational purposes only. Making RSO at home involves flammable solvents and requires proper ventilation, fire safety equipment, and legal compliance. We strongly recommend purchasing professionally made, lab-tested RSO instead.

The Original Rick Simpson Method

Rick Simpson developed his extraction method in 2003 using isopropyl alcohol. The basic process involves dissolving cannabis in alcohol, then evaporating the solvent to leave behind concentrated oil.

1

Decarboxylation

Heat cannabis at 240°F for 40 minutes to activate cannabinoids.

2

Solvent Wash

Submerge material in food-grade ethanol and agitate for 3-5 minutes.

3

Filter & Evaporate

Strain the liquid and slowly evaporate the solvent using a rice cooker or double boiler OUTDOORS.

4

Collect

Once solvent is fully evaporated, collect the thick oil into syringes for storage.

Topics

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