Oregano

Overview

Oregano provides polyphenol antimicrobial compounds that can help suppress SIBO and pathobionts without harming beneficial commensals.

Within the BRAIN Diet framework, overgrowth suppression (SIBO, Candida, Pathobionts) strategies include polyphenol antimicrobials (berberine, oregano, green tea); short-term low-FODMAP when needed; prokinetic foods (ginger) [1][2].

Key Nutritional Highlights

• Culinary herb polyphenols including oregano contribute antioxidant and antimicrobial bioactivity [1]
• Herbs and spices are concentrated sources of polyphenol bioactives in Mediterranean-style diets [2]
• Oregano provides polyphenol antimicrobial compounds that can help suppress SIBO and pathobionts without harming beneficial commensals. [1]
• Overgrowth suppression (SIBO, Candida, Pathobionts) strategies include polyphenol antimicrobials (berberine, oregano, green tea); short-term low-FODMAP when needed; prokinetic foods (ginger). [2]
• Oregano provides polyphenol antimicrobial compounds that can help suppress SIBO and pathobionts without harming beneficial commensals.

Food Context

Synergies

• Part of SIBO management strategy

Preparation

• Can be used in culinary amounts or as extract
• Supports gut health
• Antimicrobial properties

Essential Amino Acid Profile

Oregano contribute plant protein. Pair with complementary protein sources (e.g. grains and legumes) for a balanced essential amino acid profile.

Recipes

no recipes found

Nutrient Tables (per 100 g)

Core nutrients

Nutrient	Amount per 100 g	% RDA per 100 g
Energy	265 kcal	—
Protein	9 g	—
Total fat	4.3 g	—
Saturated fat	1.6 g	—
Carbohydrates	68.9 g	—
Fibre	42.5 g	—

Reference intakes: US Dietary Reference Intakes for adults (19–50 years; using the higher of male/female values where they differ).

Data provenance (core / micronutrient panel): USDA FoodData Central, Spices, oregano, dried, FDC ID 171328, API, per 100 g edible portion, last checked 2026-03-14

Substances

No nutrition data yet and no editorial substances. Add tags (from the Overview) and/or populate the nutrition table so substances appear here.

References

[1] Culinary herb polyphenols including oregano contribute antioxidant and antimicrobial bioactivity. Boots et al. 2008. Health effects of quercetin: From antioxidant to nutraceutical

[2] Herbs and spices are concentrated sources of polyphenol bioactives in Mediterranean-style diets. Bruni et al. 2021. Herbal Remedies and Their Possible Effect on the GABAergic System and Sleep