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Gemsen specializes in nutritional 
and  health ingredients for 20 years

Who We Gemsen

We are a fast-growing, innovative and quality-oriented company that manufactures and distributes fine chemicals and biochemicals for the Pharmaceutical, Health care and Cosmetic industries.

Backed by GMP-certified manufacturing facilities, an innovative R&D center and more than a decade of international experience in fine chemicals distribution, we are committed to meeting our customers' quality and timeliness requirements and keeping them ahead of the competition. 

Product Category

We provide powder, granule, capsule and tablet to meet your needs.

A Fast Growing Innovative 

And Quality Driven Company

We are ready to make contract manufacturing for you and execute your highly specialized requirements.

Hot Products

Certificates

Gemsen implements complete quality management, organizes production according to GMP mangement system, and has passed the API inspection from cGMP and food grade inspection from FDA.

Applications

Learn how we can better create value for our customers from Pharmaceutical, Health care and Cosmetic industries.

New Blogs

08/ 15/ 2025
Na R-ALA: Key Benefits, Functions, And Applications in Wellness

Na R-ALA, or R-(+)-Alpha Lipoic Acid Sodium Salt, is a naturally occurring antioxidant that plays a vital role in protecting cells from oxidative damage and promoting overall health. A derivative of alpha-lipoic acid (ALA), Na R-ALA has become increasingly popular in health, wellness, and skincare industries due to its wide range of beneficial properties. Its antioxidant strength, metabolic support, neuroprotective effects, and cellular protection capabilities make it a versatile compound for addressing various health concerns, from aging to cognitive decline.

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08/ 08/ 2025
L-Arginine: Benefits, Mechanism of Action, And Industrial Applications Explained

L-Arginine is a semi-essential amino acid that plays a crucial role in various physiological processes within the human body. While the body can synthesize L-Arginine under normal conditions, additional intake through diet or supplementation becomes necessary during periods of stress, illness, or rapid growth, making it conditionally essential.

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01/ 17/ 2025
What is black currant extract good for?

In the vibrant world of natural remedies, Black Currant Extract stands out as a potent ally, celebrated for its multitude of health benefits. Derived from the rich, purple-black berries of the black currant shrub, this extract is a treasure trove of nutrients and chemical compounds that have capture。

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01/ 24/ 2025
The Role of Coenzyme Q10 in Enhancing Antioxidant Activity and Immune Function

Coenzyme Q10 (CoQ10) is a naturally occurring antioxidant found in the body, particularly in the mitochondria of cells. It plays a crucial role in the production of energy in the form of adenosine triphosphate (ATP), which is essential for the proper functioning of cells. CoQ10 is also known for its

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07/ 30/ 2025
Nature's Powerhouse: The Benefits of Black Currant Extract for Health And Longevity

In the realm of natural health remedies and nutritional supplements, Black Currant Extract has steadily gained recognition for its powerful therapeutic properties.

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07/ 18/ 2025
Health Benefits of Melilotus Extract: From Circulation Support To Anti-Inflammatory Effects

Melilotus extract, derived from the Melilotus plant—commonly known as sweet clover—is gaining attention in herbal medicine and wellness circles for its wide-ranging health benefits.

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04/ 30/ 2025
What Are The Benefits of Iron Amino Acid Chelate?

Iron deficiency is one of the most common nutritional problems worldwide. It's essential for the body to function properly, as iron plays a key role in oxygen transportation, energy production, and immune support.

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04/ 28/ 2025
Is Zinc Amino Acid Chelate Good for You?

Zinc is an essential mineral that plays a vital role in various physiological functions within the human body. From supporting the immune system to promoting healthy skin, zinc’s importance cannot be overstated.

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Contact Us

If you have any requirements, please contact us freely and we will provide you the best solution.
Contact Us
Gemsen has been specializing in nutritional and healthy ingredients since 2004.
CONTACT US
Nanjing Gemsen International Co., Ltd.
Cell/WhatsApp/WeChat: +86 15251873798
E-mail:  info@gemsen.cngs_101@gemsen.cn
Add: Suite 2003 Ruihua Mansion #315
Zhongshan Nanlu 210001 Nanjing China

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