- Every batch lab-tested for potency
- 30-day money-back guarantee
- Cold-pressed in small batches
Every bottle of Blessed Seed oil starts with the same cold-pressed Nigella Sativa — what changes is how concentrated it is. From a gentle 1.2% essential oil to a lab-verified 9%, we test every batch so you know exactly what you’re taking, from the first drop.
Every strength is independently lab-analysed — full reports published on each product page.
Essential oil & thymoquinone content verified, reports published
Pressed slowly to protect the volatile oils that heat destroys
Not right for you? Get a full refund, no fuss
Dispatched from London, delivered wherever you are
The Basics
Black seed oil is the cold-pressed oil of Nigella Sativa, a flowering plant in the buttercup family also known as black cumin, kalonji, or black caraway. The small, matte-black seeds have been pressed for their oil and ground into food across the Middle East, North Africa and South Asia for centuries — and more recently, Nigella Sativa has become one of the most widely studied seed oils in modern natural-health research.
Nigella Sativa seeds are harvested, cleaned and cold-pressed at low temperatures to preserve their volatile essential oils — the compounds that break down quickly when exposed to heat. This is why the pressing method matters as much as the seed itself: two batches of Nigella Sativa oil can look identical while testing very differently for potency.
Inside Nigella Sativa’s essential oil sits a compound called thymoquinone, generally considered the seed’s key active constituent and the one researchers reference most often. The essential oil percentage and thymoquinone percentage of a bottle are the two numbers that tell you how concentrated — and how potent — a given black seed oil actually is, which is why we test and publish both for every strength we sell.
Black Seed Oil Benefits
Often included as part of a balanced diet and active lifestyle by people who are mindful of their weight and metabolism.
Traditionally used to support comfortable breathing and general respiratory wellness, particularly around seasonal changes
Naturally rich in antioxidant compounds that help the body manage everyday oxidative stress from diet and environment.
Long used in hair oil blends and scalp treatments, valued for its conditioning properties and place in traditional hair care.
Its antioxidant content is one reason it appears so often in skin-care oil blends aimed at a healthy, even-looking complexion.
In many households it’s taken after meals as part of a long-standing tradition of supporting everyday digestive comfort.
Frequently included in daily wellness routines, especially through the colder months, as general support for the immune system.
Many long-term users describe it as a simple, consistent addition to their daily routine rather than a quick fix.
Nigella Sativa is one of the more extensively studied seed oils in nutritional science, with a growing body of laboratory and early clinical research exploring thymoquinone and its role in the body. Much of this research is still early-stage — conducted in labs or small trials rather than large-scale human studies — so we describe black seed oil’s benefits in terms of traditional use and ongoing research interest, not guaranteed outcomes. As with any supplement, how it works for you will depend on your own body, routine and consistency of use.
Nigella Sativa is one of the more extensively studied seed oils in nutritional science, with a growing body of laboratory and early clinical research exploring thymoquinone and its role in the body. Much of this research is still early-stage — conducted in labs or small trials rather than large-scale human studies — so we describe black seed oil’s benefits in terms of traditional use and ongoing research interest, not guaranteed outcomes. As with any supplement, how it works for you will depend on your own body, routine and consistency of use.
100ml Glass Bottles
Every oil is 100% pure, cold-pressed Nigella Sativa in a light-protecting amber glass bottle. Subscribe to
any strength and save 10% on every delivery.
The easy on-ramp — smooth taste, low intensity, safe daily habit
EO 1.2%
Best for: first-timers, sensitive stomachs, children 8+ (with guidance)
$32 $35.55
Subscribe & save 10% — $28.80
The strength that built our reputation — balanced and dependable.
EO 1.5–1.7%
TQ ~1.61%
Best for: everyday wellness, your first “real” strength after Mild
Subscribe & save 10% — $30.60
Our best-seller — noticeably more concentrated, still easy to live with.
EO 3.3–4.5%
Best for: regular users who’ve outgrown Original and want more from a smaller dose
$37 $41.10
Subscribe & save 10% — $33.30
Built for people who told us Strong wasn’t quite enough anymore.
EO ≤5.5%
TQ 2.69%
Best for: experienced users wanting a higher concentration without going to our max strength
Subscribe & save 10% — $37.80
The easy on-ramp — smooth taste, low intensity, safe daily habit
EO 1.2%
Best for: first-timers, sensitive stomachs, children 8+ (with guidance)
$32 $35.55
Subscribe & save 10% — $28.80
Essential Oil % and Thymoquinone %
Most black seed oil brands don’t publish either number. We publish both, for every strength, because they’re the closest thing to
an objective measure of potency. The higher the essential oil percentage, the more concentrated the oil — and the smaller the
dose you’ll actually need. Thymoquinone is the specific compound inside that essential oil most associated with black seed’s
reputation, and it rises alongside it.
| Strength | Essential Oil % | Thymoquinone % | Best For |
|---|---|---|---|
| Mild | 1.2% | — | New users, sensitive stomachs, children 8+ |
| Original | 1.5–1.7% | ~1.61% | Everyday use, first strength beyond Mild |
| Strong | 3.3–4.5% | — | Regular users wanting more from a smaller dose |
| Stronger | ≤5.5% | 2.69% | Experienced users, between Strong and our max |
| Extra Strong | 9% | 4.17% | Seasoned users seeking maximum potency |
How It's Made
Potency isn’t an accident — it’s the result of sourcing, pressing and testing done the slow way.
Sourcing
We work directly with growers who meet our specification for seed quality — the raw material determines the ceiling on every strength we can offer.
Cold-Press
Lab Testing
Essential oil and thymoquinone content are tested per batch, with full analysis reports published on each product page — not just a claim on a label.
Getting the Most From It
There’s no single “correct” way to take Nigella Sativa oil — most people settle into whichever habit fits their routine and taste.
The most traditional method: roughly 1/2 to 1 teaspoon daily, taken directly. The higher-strength oils are peppery and intense, so many people start here with Mild or Original.
Stirring black seed oil into warm honey, herbal tea, or a smoothie is a common way to soften the taste, especially with Strong, Stronger or Extra Strong.
A finishing oil over salads, hummus, or roasted vegetables — a habit borrowed from the culinary traditions Nigella Sativa comes from.
Some people massage a few drops into the scalp or skin as part of a hair or skin-care routine, on its own or blended with a carrier oil.
“The most traditional method: roughly 1/2 to 1 teaspoon daily, taken directly. The higher-strength oils are peppery and intense, so many people start here with Mild or Original.”
“After years of struggling, this turned things around within a week. I’m a nurse and now recommend it to my own patients.”
“My blood pressure has settled into a normal range after a few months of daily use. No more relying on pills for it.”
“Bad hay fever used to wreck my mornings. Two capsules a day later, my sneezing and allergies have noticeably improved.”
Common Questions
They differ by essential (volatile) oil percentage, which we lab-test in every batch: Mild sits around 1.2%, Original 1.5–1.7%, Strong 3.3–4.5%, Stronger up to 5.5%, and Extra Strong at 9% — our most concentrated oil, over nine times more concentrated than many standard black seed oils on the market.
If you’ve never taken black seed oil before, start with Mild or Original. Both are gentle enough for daily use and let you judge your own tolerance before moving up to Strong, Stronger, or Extra Strong.
Nigella Sativa is the botanical name for the plant that produces black seed — also called black cumin, kalonji, or black caraway. Native to South and Southwest Asia, its small black seeds have been cold-pressed for oil and used in cooking and traditional wellness practices for centuries, and are now widely studied in modern research.
Black seed oil is most commonly associated with everyday antioxidant support, digestive comfort, skin and hair care, seasonal respiratory comfort, and general immune wellness. These are traditional and commonly reported uses of Nigella Sativa oil rather than guaranteed medical outcomes — see our black seed oil benefits section above for more detail.
Thymoquinone is the primary active compound found in Nigella Sativa’s essential oil and the one most studied in connection with black seed oil. It tends to rise alongside essential oil content — our Original tests at roughly 1.61%, Stronger at 2.69%, and Extra Strong at 4.17%.
Our Mild oil is formulated for sensitivity and suitable for children from age 8 upward. We always recommend checking with a pediatrician first, and it isn’t intended for infants without medical guidance.
Most people take around 1/2 to 1 teaspoon daily — straight, stirred into honey or tea, or drizzled over food. Because the higher-strength oils are more concentrated, a smaller amount goes further, so start low and adjust to taste and tolerance.
Yes. “Black seed oil,” “black cumin oil,” and “kalonji oil” are all common names for oil pressed from Nigella Sativa seeds. The naming varies by region and tradition, but they refer to the same plant and the same oil.
Every order is covered by our 30-day money-back guarantee. If a bottle doesn’t work out for you, get in touch and we’ll make it right.
Ready When You Are
