Black Seed Oil for Indigestion and Dyspepsia
A placebo-controlled trial found symptom relief in functional dyspepsia.

Key takeaways
- A 2015 trial found black seed oil with honey improved dyspepsia symptoms.
- It was well tolerated over 8 weeks.
- Persistent indigestion needs medical evaluation.
What the research says
In a randomised, double-blind trial, people with functional dyspepsia who took 5 ml of black seed oil with honey daily for 8 weeks had better symptom scores than placebo.[1]
How to try it
Mix 1 teaspoon of black seed oil with 1 teaspoon of honey and take after a meal.
Indigestion and bloating tips
- Eat smaller meals
- Avoid lying down after eating
- Cut back on alcohol, caffeine and fatty foods
When to see a doctor
Black seed oil and oregano oil are not a substitute for diagnosis or prescribed treatment. See a healthcare professional if symptoms are severe, getting worse or not improving.
Frequently asked questions
Does black seed oil help bloating?
Traditionally it's used for gas and bloating, but specific trials are limited.
The bottom line
Black seed oil with honey has trial support for functional dyspepsia. See a doctor if symptoms persist.
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Sources
- Mohtashami R, Huseini HF, Heydari M, et al. Efficacy and safety of honey based formulation of Nigella sativa seed oil in functional dyspepsia: a randomized, double-blind, placebo-controlled clinical trial. J Ethnopharmacol. 2015;175:147-152.
- Ahmad A, Husain A, Mujeeb M, et al. A review on therapeutic potential of Nigella sativa: a miracle herb. Asian Pac J Trop Biomed. 2013;3(5):337-352.