# Livaux (Actinidia deliciosa extract)

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/livaux
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-04-04
**Evidence Score:** 2 / 10
**Category:** Other
**Also Known As:** Actinidia chinensis var. deliciosa extract, Gold kiwifruit extract, Zespri SunGold kiwi extract, New Zealand kiwifruit powder, Lyophilized gold kiwi extract, Kiwi prebiotic powder

## Overview

Livaux is a patented gold kiwifruit extract (Actinidia deliciosa) standardized for its prebiotic polysaccharides and phenolic compounds that selectively feed beneficial gut bacteria. Its primary mechanism involves the slow colonic fermentation of kiwifruit-derived pectin and fiber, which selectively increases populations of Faecalibacterium prausnitzii, a keystone butyrate-producing bacterium linked to [gut barrier](/ingredients/condition/gut-health) integrity.

## Health Benefits

• Increases bowel movement frequency in healthy individuals (supported by one RCT)
• Promotes growth of beneficial gut bacteria, specifically Faecalibacterium prausnitzii (demonstrated in one comparative study)
• Provides prebiotic fiber that ferments slowly throughout the colon, minimizing gas and bloating (mechanistic evidence)
• Delivers [antioxidant](/ingredients/condition/antioxidant) polyphenolics including cinnamic acids and total phenolics at 1,100 mg GAE per 100g (compositional analysis)
• Supports overall [digestive health](/ingredients/condition/gut-health) through both soluble and insoluble fiber content (based on fiber composition data)

## Mechanism of Action

Livaux contains a matrix of pectin, hemicellulose, and phenolic compounds from Actinidia deliciosa that resist proximal small intestinal digestion and transit intact to the colon, where they undergo slow anaerobic fermentation. This fermentation selectively stimulates the growth of Faecalibacterium prausnitzii, which produces short-chain fatty acids (SCFAs), primarily butyrate, via butyryl-CoA transferase pathways, fueling colonocytes and supporting tight junction protein expression. The gradual fermentation profile, attributed to the structural complexity of kiwifruit pectin, minimizes rapid gas production compared to rapidly fermenting [prebiotic](/ingredients/condition/gut-health)s like inulin.

## Clinical Summary

A randomized controlled trial (RCT) in healthy adults demonstrated that daily Livaux supplementation significantly increased bowel movement frequency compared to placebo, establishing a foundational clinical signal for its laxation effect. A comparative human study showed that Livaux preferentially increased relative abundance of Faecalibacterium prausnitzii more effectively than psyllium husk, a widely used fiber supplement. Current evidence is limited to a small number of industry-associated studies with modest sample sizes, meaning findings, while promising, require independent replication in larger and more diverse populations. No long-term clinical trials assessing endpoints such as [gut barrier](/ingredients/condition/gut-health) function or systemic [inflammation](/ingredients/condition/inflammation) biomarkers have been published to date.

## Nutritional Profile

{"macronutrients": {"fiber": "Approximately 2.1 grams per 100 grams", "protein": "Approximately 1.1 grams per 100 grams"}, "micronutrients": {"vitamin_C": "Approximately 92.7 mg per 100 grams", "potassium": "Approximately 312 mg per 100 grams", "vitamin_K": "Approximately 40.3 mcg per 100 grams"}, "bioactive_compounds": {"polyphenolics": {"cinnamic_acids": "Present, specific concentration not quantified"}}, "bioavailability_notes": "The fiber content ferments slowly throughout the colon, which may enhance its [prebiotic](/ingredients/condition/gut-health) effects while minimizing gas and bloating. The presence of vitamin C enhances the absorption of other nutrients."}

## Dosage & Preparation

The clinically studied dosage for Livaux powder is 2,400 mg daily, which provides approximately 240 mg total fiber, 21 mg total phenolics (as gallic acid equivalents), and 18 mg sodium. No other forms or dosage ranges have been studied. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

Livaux is generally well tolerated in healthy adult populations, with its slow-fermentation profile specifically designed to minimize common fiber-related side effects such as bloating, flatulence, and abdominal cramping. No clinically significant drug interactions have been formally documented; however, as a fiber-rich extract, it may theoretically slow gastric emptying and reduce absorption rate of oral medications if taken simultaneously, so spacing administration by at least two hours is a reasonable precaution. Individuals with kiwifruit allergies, which can involve cross-reactivity with latex (latex-fruit syndrome) and birch pollen allergens via Bet v 1 homologs, should avoid Livaux entirely. Safety data in pregnant or breastfeeding women and pediatric populations is insufficient to make formal recommendations.

## Scientific Research

Clinical evidence for Livaux includes one randomized trial showing 2,400 mg daily increased bowel movements in healthy individuals, and a comparative study demonstrating the same dose increased Faecalibacterium prausnitzii levels in fecal microbiota. While related Actinidia deliciosa extracts have been studied for hepatorenal protection in diabetes models (PMID: 37762060), no additional RCTs or meta-analyses specific to Livaux were identified.

## Historical & Cultural Context

No historical or traditional medicine use specific to Livaux was identified, as it is a modern branded extract. Gold kiwifruit originates from New Zealand cultivation, but the research provided no references to traditional use in Chinese, Maori, or other cultural medicine systems.

## Synergistic Combinations

Probiotics, L-glutamine, Slippery elm, Psyllium husk, [Digestive enzyme](/ingredients/condition/gut-health)s

## Frequently Asked Questions

### What is Livaux and how is it different from regular kiwifruit extract?

Livaux is a patented extract derived specifically from gold kiwifruit (Actinidia deliciosa) and is standardized to preserve its unique matrix of prebiotic polysaccharides, pectin, and phenolic compounds in a concentrated, shelf-stable form. Unlike generic kiwifruit powders, Livaux has been the subject of controlled clinical research examining its specific effects on gut microbiota composition, particularly its selective action on Faecalibacterium prausnitzii, which distinguishes it from broad-spectrum fiber supplements.

### How much Livaux should I take daily for bowel regularity?

The dosage used in published clinical research on Livaux is typically 600 mg per day of the standardized extract, which corresponds to the amount evaluated in the RCT demonstrating improved bowel movement frequency in healthy adults. Most commercial supplements supply this amount in one or two capsules daily, though individuals should follow the specific product label and consult a healthcare provider if they have underlying gastrointestinal conditions.

### What is Faecalibacterium prausnitzii and why does increasing it matter?

Faecalibacterium prausnitzii is one of the most abundant and functionally important bacteria in the healthy human colon, responsible for producing butyrate, a short-chain fatty acid that serves as the primary energy source for colonocytes and helps maintain intestinal barrier integrity. Low levels of F. prausnitzii have been associated in observational studies with inflammatory bowel disease, irritable bowel syndrome, and metabolic disorders, making its selective enrichment by Livaux a clinically relevant microbiome outcome. It is important to note that association does not confirm causation, and direct therapeutic benefits of raising F. prausnitzii levels via Livaux in disease states remain to be confirmed in clinical trials.

### Does Livaux cause bloating or gas like other prebiotics?

Livaux is specifically characterized by a slow, distributed fermentation profile along the length of the colon, which contrasts with rapidly fermenting prebiotics like inulin or fructooligosaccharides (FOS) that concentrate fermentation in the proximal colon and can cause significant bloating and flatulence. Clinical observations and the mechanistic rationale behind kiwifruit pectin's complex structure suggest a lower likelihood of gastrointestinal discomfort, though individual tolerance still varies and some users may experience mild, transient digestive changes when first introducing any new fiber source.

### Is Livaux safe for people with kiwifruit allergies?

No, individuals with a confirmed kiwifruit allergy should not use Livaux, as it is a concentrated extract of Actinidia deliciosa and retains allergenic proteins, including actinidin (a cysteine protease) and thaumatin-like proteins, that are responsible for allergic reactions. Kiwifruit allergy can also present as part of latex-fruit syndrome or pollen-food allergy syndrome due to cross-reactivity with Bet v 1-homologous proteins, so those with latex allergy or birch pollen sensitization should exercise caution and consult an allergist before use.

### How does Livaux compare to other prebiotic fibers like inulin or FOS in terms of side effects?

Livaux ferments more slowly throughout the colon compared to inulin or FOS, which means it produces fewer gas and bloating symptoms while still feeding beneficial bacteria. This slower fermentation pattern is attributed to its specific polyphenolic and fiber composition, making it a gentler option for individuals sensitive to rapid bacterial fermentation. Clinical evidence suggests Livaux causes fewer gastrointestinal complaints than faster-fermenting prebiotics, though individual tolerance varies.

### Is Livaux safe to take alongside common medications like antibiotics or blood pressure medications?

Livaux has no known direct interactions with antibiotics or blood pressure medications; however, it may reduce antibiotic effectiveness if taken simultaneously since it feeds beneficial gut bacteria. It is recommended to separate Livaux administration from antibiotics by a few hours, and those on medications should consult their healthcare provider before supplementing. No contraindications have been reported with standard cardiovascular medications.

### What does the clinical research show about how long it takes Livaux to improve bowel regularity?

The available randomized controlled trial demonstrated measurable increases in bowel movement frequency within the study period, though most participants require consistent daily dosing rather than immediate effects. Benefits typically become noticeable within 1–2 weeks of regular use, with continued improvements in stool consistency and frequency with sustained supplementation. Individual response times vary based on baseline gut health and microbiota composition.

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