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L-Epicatechin is used to prevent and treat cardiovascular disease. L-Epicatechin has significant antioxidant and anti-inflammatory activities, improves muscle performance, improves symptoms of cardiovascular and cerebrovascular diseases, prevents diabetes, and protects the nervous system.
L-Epicatechin is a mainstream, plant-derived flavonoid serving as a premier natural myostatin inhibitor in clean sports nutrition.
By suppressing myostatin, it effectively removes the body's natural biological limits on muscle growth, unlocking true hypertrophy potential. Simultaneously, it enhances nitric oxide production to improve muscle blood flow and acts as a powerful antioxidant to mitigate exercise-induced oxidative damage.
As a top-tier, clean-label ingredient, it seamlessly integrates into natural muscle-building and Power Support stacks. For B2B brands, L-Epicatechin offers a scientifically backed, hormone-free advantage for athletes demanding safe, unrestricted muscle growth and optimal athletic performance.
Items | Specifications | Results |
Appearance(25℃) | Off-white powder | Complies |
Taste | Characteristic | Complies |
Odor | Characteristic | Complies |
Identification | Positive | Positive |
Solubility | Water soluble | Good solubility in water and ethanol |
Epicatechin(based on drying) | ≥90.0% | 91.05% |
Caffeine | ≤0.1% | Complies |
Mesh Size | 95pass 80 mesh | Complies |
Bulk Density | ≥0.40g/ml | 0.43g/ml |
Loss on Drying | ≤5.0% | 2.68% |
Ash | ≤0.5% | 0.10% |
Heavy Metals | ≤10.0ppm | <10.0ppm |
As | ≤3.0ppm | <3.0ppm |
Pb | ≤2.0ppm | <2.0ppm |
Hg | ≤0.1ppm | <0.1ppm |
Cd | ≤1.0ppm | <1.0ppm |
Total plate count | ≤1000cfu/g | Complies |
Yeast &Mould | ≤100cfu/g | Complies |
E.Coli | Negative | Negative |
Salmonella | Negative | Negative |
Conclusion | The product conforms to the above specifications. | |

| Product parameters | |
| Cas number: | 490-46-0 |
| Appearance: | Off-white powder |
| Purity: | 98%min |
| Package details: | 1kg/foil bag |
| Brand: | Fortunachem |
Uses:
L-Epicatechin: The Premium Natural Myostatin Inhibitor for Clean Muscle-Building
L-Epicatechin is a potent, naturally occurring flavonoid (primarily sourced from cocoa and green tea) that has become a mainstream, top-tier raw material in advanced sports nutrition. Renowned for its clean, natural profile, it is the ultimate choice for brands formulating "clean-label" muscle-building and performance enhancement products.
Core Mechanism: Natural Myostatin Inhibition & Cellular Protection
The most distinct physiological advantage of L-Epicatechin is its ability to act as a natural myostatin inhibitor. Myostatin is a protein that naturally limits muscle growth; by suppressing its activity, L-Epicatechin effectively removes this biological ceiling, unlocking the body's true potential for lean muscle hypertrophy and strength gains.
Furthermore, it is a powerful antioxidant that significantly improves blood flow by enhancing nitric oxide production. This vasodilation ensures optimal oxygen and nutrient delivery to working muscles while actively mitigating exercise-induced oxidative stress and cellular damage.
Target Applications & Performance Benefits
Clean Muscle Hypertrophy: By lifting the natural restrictions on muscle growth, L-Epicatechin supports significant increases in muscle mass and strength without relying on synthetic hormones, making it perfectly aligned with the booming natural fitness movement.
Enhanced Endurance & Pump: The improved blood flow and nitric oxide production directly translate to a superior "muscle pump," increased anaerobic threshold, and sustained athletic capacity during grueling training sessions.
Synergy with Sports Nutrition Pillars: As a mainstream compounding ingredient, L-Epicatechin seamlessly integrates into Power Support and Muscle-Building stacks. While foundational nutrients provide the energy and building blocks, L-Epicatechin optimizes the internal environment to ensure those resources are efficiently directed toward unrestricted muscle growth and rapid recovery.
Global Market Positioning
L-Epicatechin is currently a highly sought-after, mainstream compounding ingredient in global natural muscle-building, pre-workout, and cardiovascular health formulations. For B2B brands, incorporating this science-backed, plant-derived flavonoid signals a commitment to safe, sustainable, and elite athletic performance. It is the definitive choice for next-generation sports nutrition products targeting athletes who demand maximum results with zero hormonal compromise.






Also, if you have any other questions, you can contact us
FAQ From Wuhan Fortuna Chemical Co.,Ltd
Q1: Can I get a sample for free ?
A: For small QTY and low value product, we can provide sample for free exclude shipping cost. For high value sample, we will charge the basic sample cost, but we can refund all the cost if customers place order after sample test.
Q2: How to confirm the product quality before placing orders ?
A: Most of our products confirm to international standards like USP/EP/BP/JP/CP. We will provide COA/TDS/MSDS for customers to confirm the specification before placing order.
Q3: What is the payment you accept?
A: For small and low value order, we accept CreditCard, MaterCard,VISA,Western Union and T/T.For large order, we can do T/T and L/C. Any pay on delivery or pay-after are not available for us.
Q4: What is your shipment way ?
A: For less than 100kg gross weight order will ship with courier like FedEx or UPS, we support customers to place courier orders remotely by their account, we will package the goods well and wait for pick up.For more than 100kg goods, we will transport by Air or Sea according to customers' requirement.
Q5: How long is your after-sales service?
A: We accept customer’s quality complaint in three month after customer received the goods. We provide tech.support for all-life if customer place order from our company.
Q6: How do you treat quality complaint ?
A: We support customer to provide our products to any rightful third party testing organization to test our products according to the COA specification, if the test result is confirm with COA, we will take all the loss for customers.



Name:Wuhan Fortuna Chemical Co.,Ltd
Category:Others
Trade Category: Trading Company
Employees: 11 - 50 People
Address: Room 2015, No.2 Building, Kaixin Mansion No.107
Company Information: Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical and Intermediates, Food and Feed additives, Fine chemicals,Biochemical and Reagent, which is the members of Hubei E-commerce Chamber.
Our company has professional persons who major in chemical R&D and sicentific management, supply fine chemical products with high quality and close service, also supply custom-tailored products according to our clients' requirement.
We have a positive and self-motivated management work team with a common philosophy, caring and commitment through teamwork, our team strive to achieve success in delighting our clients and ourselves.
Since Wuhan Fortuna Chemical Co., Ltd founded, we continuously innovate our products and improve our service, sales network. Hence, we initiate the first sale mode on net in China, which is the retail trade of small package bring along wholesale of diversified management modes. Our products are exported widely to South Korea, Vietnam, Australia, Europe and South America, highly recommended by our clients.We insist on the management creed “Market is our compass, Quality is our life, Credit is our soul”. Clients’ trust is our forward power, their satisfaction is our struggling goal.
Wuhan Fortuna Chemical Co.,Ltd is a professional manufacturer which provide L-Epicatechin with good quality and best price, welcome to contact us to get COA/TDS/MSDS of L-Epicatechin.
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