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Green Tea Catechins vs Nigella sativa

Green Tea Catechins vs Nigella sativa Comparison, Similarities & Differences

Green Tea Catechins

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Nigella Sativa

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Green Tea Catechins are the major polyphenolic compounds in green tea extracts that have various physiological effects that greatly benefit human health. They are known to be effective antioxidant agents by scavenging free radicals , chelating redox active transition-metal ions, inhibiting redox active transcription factors, inhibiting pro-oxidant enzymes and inducing antioxidant enzymes. Green Tea Catechins also improve blood lipid profile by inhibitng the key enzymes involved in the biosynthesis of lipids and serves to reduce intestinal lipid absorption. Moreover, catechins have been wshown to inhibit proliferation of vascular smooth muscle cells by interfering with vascular cell growth factors involved in arthrogenesis. They also suppress platelet adhesion thus, inhibiting thrombogenesis. In addition to thaat, Green Tea Catechins also regulate vascular tone by inhibiting endothelial nitric oxide as well as preventing vascular inflammation that plays a critical role in the progression of atheroscleoritc lesions.

Nigella sativa is a plant that has been used in varaious recipes as well as for the treatment of certain diseases. Historically, Nigella sativa has been used for headaches, toothaches, nasal congestion, and intesttinal worms. At the present, it is being used for treating conditions of the digestive tract such as colic, diarrhea, constipation, and hemorrhoids. It has also been used to treat asthma, allergies, cough, bronchitis, and other respiratory conditions. Nigella sativa contains a potent bioactive known as thymoquinone which maybe used in treating epilepsy and in boosting the immune system. However, further researches and clinical studies conducted in humans should still be conducted regarding Nigella sativa.


Camellia sinensis, Green Tea Extract, GTE

Nigella cretica, Black cumin, Black seeds, Roman coriander, Nutmeg flower, Fennel flower, Ajaji



No dosage data available


No dosage data available

Side Effects

Green Tea Catechins are generally safe and well tolerated, however, excessive intake of Green Tea Catechins that contain caffeine may result in excessive concentration and may act as pro-pxidant to damage DNA.

There has been limited information about the side effects of Nigella sativa.


Total Users

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Evidence-Based Effects

  • Blood Flow - Increased
  • Blood Pressure - Decreased
  • Cognition - Increased
  • Fat Mass - Decreased
  • HDL-C - Increased
  • Heart Rate - Decreased
  • Insulin Sensitivity - Increased
  • LDL-C - Decreased
  • VO2 Max - Increased

  • Attention - Increased
  • Blood Pressure - Decreased
  • Cognition - Increased
  • Fecal Weight - Decreased
  • LDL-C - Decreased
  • Memory - Increased
  • Pain - Decreased
  • Total Cholesterol - Decreased
  • Triglycerides - Decreased


No data available

Medical Conditions

No data available

Medical Symptoms

No data available


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Commonly Paired With

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Price & Brand

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