# Akebia (Akebia quinata)

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/akebia
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-03-19
**Evidence Score:** 4 / 10
**Category:** Traditional Chinese Medicine
**Also Known As:** Akebia quinata, Chocolate vine, Five-leaf akebia, Mu Tong, Akebi, Five-fingered vine, Climbing chocolate vine

## Overview

Akebia quinata is a traditional Japanese kampo herb containing triterpene saponins and quinatosides that may support [glucose metabolism](/ingredients/condition/weight-management) and inflammation control. Research indicates it enhances pancreatic beta-cell insulin secretion and reduces TNF-α-mediated [inflammatory pathway](/ingredients/condition/inflammation)s.

## Health Benefits

• May support healthy blood sugar levels through enhanced insulin secretion (preliminary evidence from pancreatic cell studies)
• Potential [anti-inflammatory](/ingredients/condition/inflammation) effects by reducing TNF-α-induced inflammatory markers (demonstrated in human smooth muscle cell studies)
• May help inhibit breast cancer cell growth through apoptosis induction (shown in MCF-7 cell lines, IC50 13.10 μmol/L)
• Possible [anti-aging](/ingredients/condition/longevity) skin benefits through reduction of glycation end-products (limited evidence from human skin explant models)
• May support weight management through adipocyte differentiation suppression (preliminary animal studies only)

## Mechanism of Action

Akebia quinata's triterpene saponins and quinatoside compounds enhance glucose-stimulated insulin secretion from pancreatic beta-cells through improved calcium signaling. The herb's [anti-inflammatory](/ingredients/condition/inflammation) effects occur via inhibition of TNF-α-induced NF-κB pathway activation in smooth muscle cells. Additional mechanisms include modulation of glucose transporter activity and potential apoptosis induction in cancer cells through [mitochondrial](/ingredients/condition/energy) pathways.

## Clinical Summary

Current evidence for akebia quinata comes primarily from in vitro studies using pancreatic cell lines and human smooth muscle cells. Pancreatic cell studies demonstrated significant increases in insulin secretion, while [inflammatory](/ingredients/condition/inflammation) marker studies showed reductions in TNF-α-induced cytokine production. Preliminary cancer research indicates growth inhibition in breast cancer cell lines. However, human clinical trials are lacking, and optimal dosing remains undetermined for therapeutic applications.

## Nutritional Profile

Akebia quinata (commonly used as stem/vine in TCM, known as Mu Tong or Akebia stem) contains limited conventional macronutrient data, as it is used medicinally rather than as a food source. Key bioactive compounds include: Triterpenoid saponins (akeboside series: Stb, Ste, Sth, Stg) at concentrations ranging approximately 0.5–2.8% dry weight in stem bark, with akeboside Stb being the most pharmacologically studied and linked to apoptosis induction in MCF-7 cells at IC50 13.10 μmol/L. Oleanolic acid and hederagenin serve as primary aglycone backbones of these saponins. Flavonoids including quercetin, kaempferol, and luteolin derivatives are present in measurable quantities (estimated 0.1–0.5% dry weight in aerial parts). Phenolic acids such as caffeic acid and chlorogenic acid have been identified in fruit and stem fractions. Sterols including beta-sitosterol and stigmasterol are present in the lipid fraction. The stem contains alkaloids in trace amounts. Polysaccharides are present in the fruit pulp, contributing mild fiber content (fruit pulp approximately 2–4% dietary fiber). Mineral content includes modest potassium, calcium, and magnesium, though precise concentrations are not well-characterized in standardized databases. Bioavailability of triterpenoid saponins is generally low via oral route (<5–10%) due to poor intestinal absorption; gut microbiota hydrolysis of sugar moieties may enhance aglycone absorption. The fruit pulp contains sugars (fructose and glucose, estimated 8–12% fresh weight) and small amounts of ascorbic acid. Traditional preparations use the dried stem (3–6g decoction), which concentrates saponins and flavonoids relative to fresh weight.

## Dosage & Preparation

No clinically studied dosage ranges in humans have been established as human trials are absent. Preclinical studies used varying concentrations: Aq3639 at >25 μmol/L for cancer cell inhibition, 1% AQFE in skin explant models, with animal studies lacking specific dosage details. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

Safety data for akebia quinata supplementation is limited, with most research conducted in laboratory settings. Traditional use suggests general tolerability, but potential gastrointestinal upset may occur with higher doses. No specific drug interactions have been documented, though theoretical concerns exist with diabetes medications due to potential blood sugar effects. Pregnant and breastfeeding women should avoid use due to insufficient safety data.

## Scientific Research

No human clinical trials, RCTs, or meta-analyses on Akebia quinata were identified in the available research. Current evidence is limited to preclinical in vitro and animal studies, including anti-breast cancer effects of Aq3639 compound (PMID: 39740845) and enhanced glucose-stimulated insulin secretion by stigmasterol-3-O-β-D-glucoside in pancreatic cells.

## Historical & Cultural Context

In traditional East Asian medicine systems (Chinese, Japanese, Korean), Akebia quinata stems have been used as a crude drug for urinary disorders and [inflammatory](/ingredients/condition/inflammation) diseases, with historical application spanning centuries. The ethnopharmacological uses include potential extensions to antibacterial, anticancer, and cosmetological applications.

## Synergistic Combinations

Green tea extract, Berberine, Alpha-lipoic acid, Gymnema sylvestre, Milk thistle

## Frequently Asked Questions

### What compounds in akebia quinata provide health benefits?

The primary bioactive compounds are triterpene saponins and quinatosides, which contribute to the herb's glucose metabolism and anti-inflammatory effects. These compounds work synergistically to enhance insulin secretion and reduce inflammatory cytokine production.

### How much akebia quinata should I take daily?

There is no established therapeutic dosage for akebia quinata supplements due to lack of human clinical trials. Traditional kampo preparations typically use 3-9 grams of dried herb, but consult a healthcare provider before use.

### Can akebia quinata help with diabetes management?

Preliminary cell studies suggest akebia quinata may enhance insulin secretion from pancreatic beta-cells, potentially supporting blood sugar control. However, human clinical trials are needed to confirm effectiveness and safety for diabetes management.

### Is akebia quinata the same as chocolate vine?

Yes, akebia quinata is commonly known as chocolate vine or five-leaf akebia. The fruit is edible and traditionally consumed in Japan, while the stem (called Mokutsu) is used medicinally in kampo formulations.

### What side effects does akebia quinata cause?

Side effects of akebia quinata are not well-documented due to limited human research. Traditional use suggests it's generally well-tolerated, though digestive upset may occur with higher doses or sensitive individuals.

### Does akebia quinata interact with diabetes medications like metformin or insulin?

Akebia quinata may enhance insulin secretion based on preliminary pancreatic cell studies, which could theoretically potentiate the effects of diabetes medications. If you are taking metformin, insulin, or other glucose-lowering drugs, consult your healthcare provider before adding akebia supplements to avoid potential hypoglycemia. No direct drug interaction studies have been conducted, so medical supervision is recommended.

### Is akebia quinata safe during pregnancy and breastfeeding?

Safety data for akebia quinata during pregnancy and lactation is insufficient, and traditional use does not guarantee safety in these populations. Given that akebia may affect insulin secretion and has not been formally studied in pregnant or nursing women, it should be avoided during these periods unless advised by a qualified healthcare provider. Consulting a prenatal specialist before use is essential.

### What is the evidence quality for akebia quinata's anti-cancer properties?

Current evidence for akebia's anti-cancer effects is limited to in vitro cell line studies (MCF-7 breast cancer cells) and has not been translated to human clinical trials. While the apoptosis-inducing activity is promising at the laboratory level, these results cannot yet be considered reliable for human efficacy or safety. Much more rigorous research, including animal models and controlled human studies, is needed before making clinical claims.

---

*Source: Hermetica Superfoods Ingredient Encyclopedia — https://ingredients.hermeticasuperfoods.com*
*License: CC BY-NC-SA 4.0 — Attribution required. Commercial use: admin@hermeticasuperfoods.com*