topicOregano Oil Gut Health Randomized Trial
claimNational dietary guidelines from several countries (eg, the United States, United Kingdom, and Australia) recommend the consumption of spices to lower sodium intake.The National Institutes of Health (NIH)–funded Dietary Approaches to Stop Hypertension (DASH) healthy eating plan replaces salt with spices and herbs as a means to lower blood pressure without medication.
evidence level3
citationDiacova Tatiana (2026)
sourceSpices Beyond Antioxidants: From the Gut to the Brain
topicOregano Oil Gut Health Randomized Trial
claimIt was also demonstrated that salt intake was associated with regional metabolic activity in the insula and orbitofrontal cortex (OFC) areas of the brain.The administration of capsaicin (chili pepper) in the Li et al.
evidence level3
citationDiacova Tatiana (2026)
sourceSpices Beyond Antioxidants: From the Gut to the Brain
topicOregano Oil Gut Health Randomized Trial
claim(2013) To investigate whether spice (poly)phenols reduce GI and systemic formation of cytotoxic lipid peroxidation products and increase NO formation, thereby leading to improved endothelial vascular function n  = 11 men with type 2 diabetes RCT 2 test meals, 1 wk apart  Zhang et al.
evidence level3
citationDiacova Tatiana (2026)
sourceSpices Beyond Antioxidants: From the Gut to the Brain
topicOregano Oil Gut Health Randomized Trial
claimHerbs and spices have been used in various countries around the world for centuries.
evidence level3
citationDiacova Tatiana (2026)
sourceSpices Beyond Antioxidants: From the Gut to the Brain
topicOregano Oil Gut Health Randomized Trial
claimThese symptoms act synergistically to increase the risk of developing cardiovascular disease, stroke, and diabetes.
evidence level4
citationWiniarska Anna (2026)
sourceThe Use of Spice Herbs May Reduce Chronic Inflammation and Improve the Quality of Life of Women with Metabolic Syndrome—A Narrative Review
topicOregano Oil Gut Health Randomized Trial
claimMetabolic syndrome is also recognised as an important risk factor for various neoplasms, including oestrogen-dependent neoplasms [].
evidence level4
citationWiniarska Anna (2026)
sourceThe Use of Spice Herbs May Reduce Chronic Inflammation and Improve the Quality of Life of Women with Metabolic Syndrome—A Narrative Review
topicOregano Oil Gut Health Randomized Trial
claimThe management of metabolic syndrome also requires lifestyle modifications, including increased physical activity, smoking cessation, and reduction of salt and alcohol intake, alongside pharmacotherapy aimed at achieving weight loss [].
evidence level4
citationWiniarska Anna (2026)
sourceThe Use of Spice Herbs May Reduce Chronic Inflammation and Improve the Quality of Life of Women with Metabolic Syndrome—A Narrative Review
topicOregano Oil Gut Health Randomized Trial
claim1 2 2 3 3 Metabolic syndrome is a disorder characterised by the concomitant presence of obesity, hyperglycaemia, hypertension, hyperlipidaemia, and insulin resistance [].
evidence level4
citationWiniarska Anna (2026)
sourceThe Use of Spice Herbs May Reduce Chronic Inflammation and Improve the Quality of Life of Women with Metabolic Syndrome—A Narrative Review