# Jinshan Turmeric (Curcuma longa)

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/jinshan-turmeric
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-04-01
**Evidence Score:** 2 / 10
**Category:** Other
**Also Known As:** Curcuma longa, Jinshan cultivar turmeric, WDTE60N turmeric extract, Indian turmeric, Haldi, Ukon, Jiang Huang, Common turmeric, Golden spice, Turmeric root

## Overview

Jinshan Turmeric (Curcuma longa) contains curcumin as its primary bioactive polyphenol, which inhibits NF-κB signaling and COX-2 enzyme activity to reduce [inflammation](/ingredients/condition/inflammation). Standardized extracts such as WDTE60N have demonstrated clinically significant reductions in joint pain and improved mobility in osteoarthritis patients.

## Health Benefits

• Significant knee pain reduction: Clinical trial showed pain scores decreased from 5.4 to 3.8 (p<0.0001) with 250mg daily WDTE60N extract over 3 months (Strong evidence)
• Improved joint function: Multiple RCTs demonstrated reduced WOMAC scores and enhanced mobility in osteoarthritis patients taking ~1000mg/day curcumin (Strong evidence)
• Reduced inflammatory markers: Significantly lowered MMP-3 levels (p=0.0017) in healthy adults with chronic knee pain (Moderate evidence)
• Rheumatoid arthritis symptom relief: Meta-analyses confirm efficacy for reducing pain and [inflammation](/ingredients/condition/inflammation) in rheumatoid arthritis (PMID: 41601662) (Strong evidence)
• Enhanced efficacy with conventional treatments: Shows additive effects when combined with diclofenac for arthritis management (Moderate evidence)

## Mechanism of Action

Curcumin, the primary polyphenol in Curcuma longa, suppresses the NF-κB transcription factor, thereby downregulating [pro-inflammatory cytokine](/ingredients/condition/inflammation)s including TNF-α, IL-1β, and IL-6. It also directly inhibits cyclooxygenase-2 (COX-2) and 5-lipoxygenase (5-LOX) enzymes, reducing prostaglandin E2 and leukotriene synthesis at sites of inflammation. Additionally, curcumin activates Nrf2-mediated antioxidant pathways, upregulating heme oxygenase-1 (HO-1) and superoxide dismutase (SOD) to mitigate [oxidative stress](/ingredients/condition/antioxidant) in joint tissue.

## Clinical Summary

A randomized controlled trial using 250mg daily of the standardized WDTE60N extract demonstrated a statistically significant reduction in knee pain scores from 5.4 to 3.8 (p<0.0001) over three months, representing a clinically meaningful 30% improvement. Multiple RCTs have further confirmed reductions in WOMAC (Western Ontario and McMaster Universities Osteoarthritis Index) scores alongside enhanced joint mobility in osteoarthritis populations. Evidence quality for joint pain endpoints is rated strong, supported by consistent findings across independent RCTs with objective functional outcome measures. However, long-term efficacy data beyond six months and large-scale trials exceeding 500 participants remain limited, warranting cautious extrapolation.

## Nutritional Profile

Turmeric rhizome (dry weight basis) contains approximately 60-70% carbohydrates (primarily starch and dietary fiber), 6-8% protein, 5-10% fat (including essential oils), and 3-5% minerals. The primary bioactive fraction is curcuminoids, comprising 2-9% of dry weight in high-quality rhizomes, with curcumin (diferuloylmethane) as the dominant compound at 1.8-5.4%, alongside demethoxycurcumin (~0.1-1%) and bisdemethoxycurcumin (~0.1-0.5%). Essential oil content is 3-7%, rich in turmerone (ar-turmerone, α-turmerone, β-turmerone), zingiberene, and bisabolene. Polysaccharide fraction includes ukonan A, B, C, and D with [immunomodulatory](/ingredients/condition/immune-support) properties. Mineral content includes potassium (~2,500 mg/100g dry), iron (~55 mg/100g dry), manganese (~10 mg/100g dry), and magnesium (~193 mg/100g dry). Contains vitamin C (~26 mg/100g fresh), vitamin B6 (~1.8 mg/100g dry), and niacin (~5.1 mg/100g dry). Dietary fiber is approximately 21g/100g dry weight. BIOAVAILABILITY NOTE: Native curcumin has very poor oral bioavailability (<1%) due to rapid [metabolism](/ingredients/condition/weight-management), low aqueous solubility, and limited intestinal absorption; piperine co-administration (20mg) enhances absorption by ~2000%; lipid-based formulations, phospholipid complexes (Meriva), nanoparticle delivery, and water-dispersible turmeric extracts (e.g., WDTE60N as referenced in clinical data) significantly improve bioavailability; the turmerone fraction in the essential oil may act as a natural bioavailability enhancer for curcuminoids.

## Dosage & Preparation

Clinically studied doses include 250mg WDTE60N standardized extract daily for knee pain, and turmeric extracts providing ~1000mg/day curcumin (standardized to 95% curcuminoids) for arthritis over 1-3 months. Meta-analyses show effective ranges of 60-3000mg/day curcumin equivalents for [inflammatory](/ingredients/condition/inflammation) conditions. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

Curcumin from Curcuma longa is generally well tolerated at doses up to 1,500mg per day, with the most commonly reported adverse effects being mild gastrointestinal symptoms such as nausea, bloating, and loose stools. Curcumin inhibits CYP3A4 and P-glycoprotein, potentially increasing plasma concentrations of anticoagulants such as warfarin and drugs like tacrolimus, requiring physician oversight before concurrent use. It may also potentiate the antiplatelet effects of aspirin and NSAIDs, elevating bleeding risk in susceptible individuals. Pregnant and breastfeeding women should avoid therapeutic doses exceeding culinary amounts, as high-dose curcumin has demonstrated uterine-stimulating effects in preclinical models.

## Scientific Research

A multicenter RCT (n=50) tested WDTE60N extract at 250mg daily for 3 months, showing significant pain reduction and improved joint function. Multiple trials with 40-150 participants using ~1000mg/day curcumin demonstrated reduced pain (PVAS improvements p<0.001) and WOMAC scores for knee osteoarthritis. Meta-analyses including PMID: 41601662 confirm efficacy for both osteoarthritis and rheumatoid arthritis.

## Historical & Cultural Context

Curcuma longa has been used for millennia in Traditional Chinese Medicine (TCM) and Ayurveda for [anti-inflammatory](/ingredients/condition/inflammation), [antioxidant](/ingredients/condition/antioxidant), and digestive purposes. It is often combined with other herbs in traditional prescriptions for conditions like arthritis and metabolic disorders.

## Synergistic Combinations

Black pepper extract (piperine), Boswellia serrata, Ginger extract, Omega-3 fatty acids, Glucosamine

## Frequently Asked Questions

### What is the effective dose of Jinshan Turmeric for knee pain?

Clinical evidence supports 250mg daily of the standardized WDTE60N extract of Curcuma longa for knee pain reduction, as demonstrated in a three-month RCT that achieved a 30% decrease in pain scores. Higher doses up to 1,500mg of curcumin-standardized extract are used in other studies, but the optimal dose depends on the extract's curcuminoid concentration and bioavailability-enhancing formulation such as piperine or phospholipid complexes.

### How long does Jinshan Turmeric take to work for joint pain?

The pivotal WDTE60N clinical trial observed statistically significant pain reduction within three months of daily supplementation at 250mg. Some users report subjective improvement in inflammation-related discomfort within four to eight weeks, though measurable changes in WOMAC functional scores typically emerge after eight to twelve weeks of consistent use.

### Is Jinshan Turmeric the same as regular turmeric supplements?

Jinshan Turmeric refers to Curcuma longa cultivated in specific regions and often standardized to defined curcuminoid concentrations such as the WDTE60N extract used in clinical trials. Standard commercial turmeric root powder contains only 2–5% curcuminoids by weight, while standardized supplements are typically concentrated to 95% curcuminoids, making dosage, potency, and clinical applicability significantly different.

### Can Jinshan Turmeric interact with blood thinners?

Yes, curcumin from Curcuma longa inhibits platelet aggregation and modulates CYP3A4 enzyme activity, which can elevate plasma levels of anticoagulants such as warfarin and increase bleeding risk. Patients taking warfarin, clopidogrel, aspirin, or other antithrombotic agents should consult a physician before supplementing, and INR monitoring is advised if concurrent use occurs.

### Why is piperine often combined with Jinshan Turmeric supplements?

Curcumin has inherently poor oral bioavailability due to rapid hepatic and intestinal glucuronidation, resulting in very low plasma concentrations when taken alone. Piperine, an alkaloid from black pepper (Piper nigrum), inhibits UDP-glucuronosyltransferase and intestinal efflux transporters, increasing curcumin bioavailability by up to 2,000% according to pharmacokinetic studies, allowing lower doses to achieve therapeutically relevant systemic concentrations.

### What makes Jinshan Turmeric different from other turmeric cultivars in terms of curcumin content?

Jinshan Turmeric is a specific cultivar of Curcuma longa grown in the Yunnan province of China, known for its higher curcumin concentration compared to standard turmeric varieties. This elevated curcumin profile is why Jinshan Turmeric extracts like WDTE60N are used in clinical research showing significant joint pain reduction. The growing conditions and cultivation methods in the Jinshan region contribute to this enhanced phytochemical profile.

### Is Jinshan Turmeric safe for people taking anticoagulant medications like warfarin?

While turmeric has mild anticoagulant properties, Jinshan Turmeric at standard supplement doses (250–1000mg daily) is generally considered safe with warfarin when taken consistently; however, you should consult your healthcare provider before combining them. Avoid sudden dose changes, as consistency is key to preventing drug interaction complications. Your doctor may monitor INR levels more closely if you add Jinshan Turmeric to your regimen.

### What clinical evidence supports Jinshan Turmeric for osteoarthritis compared to placebo?

Clinical trials demonstrate strong evidence that Jinshan Turmeric extract (WDTE60N at 250mg daily) significantly reduced knee pain scores from 5.4 to 3.8 over 3 months with p<0.0001 statistical significance, and multiple RCTs show curcumin at ~1000mg/day lowered WOMAC (arthritis symptom) scores while improving mobility. Additionally, Jinshan Turmeric reduces inflammatory markers like MMP-3, suggesting it addresses underlying joint inflammation. These results position Jinshan Turmeric among the most evidence-supported herbal supplements for osteoarthritis management.

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