Black Seed Oil (Nigella sativa) and Black Seed Oil (Nigella sativa) + Blood-pressure medications: use with caution
Each entry’s own grades, side by side. A grade says how strong the evidence is for one outcome — it does not rank one entry over the other.
Compound or practice
Black Seed Oil (Nigella sativa)
A traditional 'cure-all' seed oil (thymoquinone) with real, modest signals for blood pressure, glucose and lipids.
Grade C3 graded outcomesrevised Jul 10, 2026
A structured monograph in Prometheus's bundled library. Its grades are the monograph's own reading of the evidence, not a peer-reviewed review.
Interaction
Black Seed Oil (Nigella sativa) + Blood-pressure medications: use with caution
Additive blood-pressure lowering.
Grade B0 graded outcomesrevised Jul 10, 2026
Assembled by the app from other entries in this library. It adds no evidence of its own — follow the links to the entries it draws on.
Graded in both
Outcomes are matched by name. Two entries can describe the same outcome in different words, so one listed further down may still be graded in the other.
No outcome has the same name in both entries. They may still overlap under different wording — read the two lists below.
Graded only in Black Seed Oil (Nigella sativa)
- Blood pressure Small effectEvidence grade C
- Glucose / HbA1c Small effectEvidence grade C
- LDL cholesterol Small effectEvidence grade C
Graded only in Black Seed Oil (Nigella sativa) + Blood-pressure medications: use with caution
None — every outcome it grades is graded in both.
What each entry says about the other
- Black Seed Oil (Nigella sativa) + Blood-pressure medications: use with caution’s entry · Watch with: About Black Seed Oil (Nigella sativa)
Both columns are read from the entries as they stand in this library. A comparison is not advice to take either one, and it is no substitute for a clinician who knows the person.