Potency Calculator
Potency depends on your cannabis and your infusion. Enter the details below to get an estimated mg of THC per serving — before you cook, not after.
Calculate Your Edible Potency
Enter your ingredients to calculate potency instantly.
Check your product label
1 cup = 237 ml · 1 stick butter = 113 ml
High potency — 27 mg per tablespoon(~4× a standard dose)
✅ Start with: ¼ tablespoon (~7 mg THC)
First time: ⅛ tablespoon (~3 mg THC)
Too strong? Try increasing your total volume or using less cannabis.
Wait 30–120 minutes before taking more.
Do NOT redose during this time.
How strong is this?
Your dose (~7 mg) falls in the standard range.
Dosing guidance
First time
2.5 mg
Wait 2 hours before taking more
Low tolerance
5 mg
Standard starting dose
Experienced
10–25 mg
Know your limits
Edibles onset is 30 minutes to 2 hours. Effects can last 4–8 hours. Start low, go slow — you can always take more, never less.