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Last verified: 43 days ago

Black Cumin Seed Powder

Also known as: Nigella sativa, Black Seed, Kalonji, Habbatus Sauda, Black Onion Seed

Evidence under review. — Not yet rated

Traditional seed with anti-inflammatory properties. Some early evidence for immunity and blood sugar, but research is limited.

  • What it does

    Black cumin seed comes from the Nigella sativa plant and has been used in traditional medicine for centuries across the Middle East and South Asia. Its active compound, thymoquinone, is believed...

  • Evidence quality

    Evidence base hasn't been formally rated yet. See research below.

  • Clinical dose

    No established dose from provided studies

See full breakdown ↓ Methodology →

What the Science Says

Black cumin seed comes from the Nigella sativa plant and has been used in traditional medicine for centuries across the Middle East and South Asia. Its active compound, thymoquinone, is believed to have anti-inflammatory and antioxidant properties that may support immune function and help manage blood sugar levels. While early clinical studies suggest possible benefits for metabolic health and inflammation, no papers were available to confirm specific effective doses or timeframes for this analysis.

What It Doesn't Do

Not a proven cure or treatment for any disease. No confirmed evidence it reliably treats asthma, cancer, or infections on its own. 'Centuries of traditional use' does not equal clinical proof. Don't expect dramatic weight loss results. Not a replacement for prescribed medications.

Evidence-Based Benefits

Black cumin seed comes from the Nigella sativa plant and has been used in traditional medicine for centuries across the Middle East and South Asia. Its active compound, thymoquinone, is believed to have anti-inflammatory and antioxidant properties that may support immune function and help manage blood sugar levels. While early clinical studies suggest possible benefits for metabolic health and inflammation, no papers were available to confirm specific effective doses or timeframes for this analysis.

Weak Evidence

Effective at: No established dose from provided studies

Source: auto-research

Absorption & Bioavailability

Unknown — no absorption or pharmacokinetic data was available from the provided studies. Thymoquinone, the key active compound, is fat-soluble, which may affect how well it absorbs depending on the product form.

Red Flags to Watch For

  • No papers were provided for this analysis — all claims here are based on general knowledge, not reviewed clinical data
  • May interact with blood-thinning medications (e.g., warfarin) and blood sugar-lowering drugs — consult a doctor before use
  • High doses may cause liver or kidney stress based on animal studies; safe upper limits in humans are not well established
  • Products vary widely in thymoquinone content — standardized extracts are more reliable than plain seed powder
  • Pregnant women should avoid therapeutic doses as it may affect uterine contractions based on traditional cautions

Research Sources

  • General knowledge

This information is for educational purposes only and is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Last updated: 2026-04-09