Making cannabis oil at home is one of the easiest ways to turn cannabis into something useful for cooking, wellness routines, and homemade edibles.
A good cannabis oil can be used in food, capsules, tinctures, or even topical applications. It stores well, it is easy to dose once you understand the basics, and it gives you full control over strength and ingredients.
The process is surprisingly simple. With a little heat, the right oil, and properly prepared cannabis, you can create potent cannabis oil right in your kitchen.
This guide walks through everything you need to know, including decarboxylation, infusion, potency, and the most common mistakes beginners make.
Quick Cannabis Oil Recipe
If you want the short version, here it is.
Ingredients
- • 1 cup coconut oil, olive oil, or MCT oil
- • 7 grams decarboxylated cannabis
Instructions
- 1. Heat oil in a saucepan or double boiler on low heat.
- 2. Add decarboxylated cannabis.
- 3. Simmer gently between 160°F and 200°F for 45–60 minutes.
- 4. Stir occasionally and avoid boiling.
- 5. Strain through cheesecloth into a glass container.
Let the oil cool and store it in a sealed container.
That is the entire process. The rest of this guide explains how to do it properly and safely.
Why Cannabis Needs to Be Decarboxylated
Raw cannabis does not contain active THC in the form your body can use.
Instead, fresh cannabis contains THCA, a precursor compound that does not produce the typical cannabis effects.
Heat converts THCA into THC through a process called decarboxylation. This is the same reaction that occurs when cannabis is smoked or vaporized.
Without this step, your oil will be very weak.
How to Decarb Cannabis
- 1. Preheat your oven to 230–240°F
- 2. Break cannabis into small pieces
- 3. Spread evenly on a baking sheet
- 4. Bake for 30–40 minutes
The cannabis should look slightly toasted and dry when finished.
Once cooled, it is ready to infuse into oil.
Choosing the Right Oil
Cannabinoids bind to fat molecules, which means oils work perfectly for infusion.
The most common options include:
Coconut Oil
One of the most popular options for cannabis infusions.
Benefits
- • High fat content
- • Long shelf life
- • Works well for edibles and capsules
Olive Oil
Benefits
- • Good for cooking
- • Mild flavor
- • Easy to find
MCT Oil
Benefits
- • Neutral taste
- • Commonly used for tinctures
- • Absorbs quickly in the body
Each oil works well. Your choice mostly depends on how you plan to use the finished product.
Step-by-Step Cannabis Oil Infusion
Once your cannabis is decarboxylated, the infusion process is simple.
Step 1: Heat the Oil
Place your oil in a saucepan, slow cooker, or double boiler.
Keep the temperature low. The ideal range is between 160°F and 200°F.
High heat can destroy cannabinoids and terpenes.
Step 2: Add the Cannabis
Add your decarboxylated cannabis to the warm oil.
Stir gently to ensure everything is evenly coated.
Step 3: Slow Infusion
Let the mixture simmer gently for 45 minutes to 1 hour.
Some people prefer longer infusions of 2–3 hours for stronger oil, but it is not always necessary.
The key rule is simple: Low heat. Slow extraction.
Step 4: Strain the Oil
Line a strainer with cheesecloth and pour the oil through it into a glass jar.
Squeeze the remaining oil out of the plant material.
Discard the leftover cannabis.
Step 5: Store the Oil
Let the oil cool completely before sealing the container.
Store it in a cool, dark place.
Cannabis oil typically lasts:
- • 2–3 months at room temperature
- • up to 6 months refrigerated
How Strong Will Your Cannabis Oil Be?
The strength of cannabis oil depends on three factors:
- • the potency of the cannabis
- • the amount used
- • the amount of oil used
Simple Potency Guidelines
- • 3.5 grams cannabis + 1 cup oil = mild strength
- • 7 grams cannabis + 1 cup oil = medium strength
- • 14 grams cannabis + 1 cup oil = strong oil
If you are unsure, start weaker and adjust in future batches.
Dosing Cannabis Oil Safely
Edibles behave very differently from smoking or vaping cannabis.
Effects take longer to appear because the cannabinoids must pass through the digestive system first.
Typical Onset Time
30 minutes to 2 hours
A safe starting dose is usually ½ to 1 teaspoon of infused oil, depending on potency.
Wait at least two hours before consuming more.
Patience is important with edible cannabis.
Cannabis Oil vs Cannabis Butter
Both oils and butter work well for infusions because cannabinoids bind to fat.
Butter is popular for baking and cooking traditional recipes like brownies or cookies.
Oil is more versatile. It works in capsules, tinctures, topicals, and any recipe that calls for oil instead of butter.
Oil also tends to have a longer shelf life and a cleaner taste, especially if you use coconut or MCT oil.
Pro Tips for Better Cannabis Oil
- • Use a kitchen thermometer to monitor temperature precisely
- • Never let the oil boil — it destroys cannabinoids and terpenes
- • Grind cannabis coarsely, not into powder
- • Label your finished oil with the date and estimated strength
- • Start with small test batches until you dial in your preferred potency
- • Store in dark glass containers to preserve potency longer
The Bottom Line
Making cannabis oil at home is straightforward, affordable, and gives you complete control over what goes into your body. Whether you're using it for wellness, cooking, or medical purposes, the key is proper decarboxylation, low-temperature infusion, and patient dosing. Start small, take notes, and adjust your recipe as you learn what works best for you.
H Boss
Medical cannabis researcher and educator with over 15 years of experience in clinical research and patient education. H Boss specializes in translating complex medical studies into practical, understandable information for patients and caregivers.