Fermented Vegetables

Overview

Fermented vegetables provide live probiotics, postbiotic compounds, and enhanced nutrient bioavailability, supporting gut-brain axis communication. Fermented Foods: Sauerkraut, kimchi, kefir, miso, kombucha provide live microbes + postbiotic peptides; improved SCFA pools; vagal signaling.

Within the BRAIN Diet framework, fermentation goes further: lactic acid bacteria acidify the medium, activating microbial and endogenous phytases, while also increasing B-vitamin levels [1].

Key Nutritional Highlights

• Reports on b-Group vitamin production by lactic acid bacteria - current knowledge and potential applications: Vitamin production by LAB [1]
• Fermented vegetables provide live probiotics, postbiotic compounds, and enhanced nutrient bioavailability, supporting gut-brain axis communication. [1]
• Fermented Foods: Sauerkraut, kimchi, kefir, miso, kombucha provide live microbes + postbiotic peptides; improved SCFA pools; vagal signaling.
• Fermentation goes further: lactic acid bacteria acidify the medium, activating microbial and endogenous phytases, while also increasing B-vitamin levels.

Food Context

Synergies

• Supports gut microbiome diversity; dietary diversity (≥30 plant foods per week) supports microbial richness and resilience

Preparation

• Include in diverse fermented foods rotation; fermented foods provide live microbes + postbiotic peptides; improved SCFA pools; vagal signaling
• Enhanced nutrient bioavailability; fermentation goes further: lactic acid bacteria acidify the medium, activating microbial and endogenous phytases, while also increasing B-vitamin levels
• Some varieties may produce GABA through specific bacterial strains; Levilactobacillus brevis strains isolated from fermented foods can produce GABA

Essential Amino Acid Profile

Fermented Vegetables 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	116 kcal	—
Protein	8.9 g	—
Total fat	8 g	—
Saturated fat	1.2 g	—
Carbohydrates	4.4 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, Tofu, salted and fermented (fuyu), FDC ID 174280, 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] Fermentation goes further: lactic acid bacteria acidify the medium, activating microbial and endogenous phytases, while also increasing B-vitamin levels. LeBlanc & Laiño 2011. B-Group vitamin production by lactic acid bacteria - current knowledge and potential applications: Vitamin production by LAB