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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

09/ 30/ 2025
Cistanche Tubulosa Extract: Benefits, Applications, And Market

Cistanche Tubulosa Extract is derived from Cistanche tubulosa, a desert plant historically valued in traditional Chinese medicine. Often referred to as the “ginseng of the desert,” it has been used for centuries to enhance vitality, improve energy, and support reproductive health.

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09/ 19/ 2025
L-Theanine: A Natural Constituent in Tea And Its Effect on Mental State

L-Theanine is a unique amino acid that occurs naturally in the leaves of the tea plant (Camellia sinensis). Unlike most other amino acids that primarily serve as building blocks for proteins, L-Theanine stands out for its distinct physiological effects, especially on the human brain.

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09/ 09/ 2025
Boosting Athletic Performance with HMB-Ca: Strength, Endurance, And Recovery

In the world of sports nutrition, athletes and fitness enthusiasts are constantly looking for supplements that can provide real performance benefits without compromising safety. One such compound that has gained significant attention in recent years is HMB-Ca (β-Hydroxy β-Methylbutyrate Calcium). As a calcium salt of HMB, this supplement combines the benefits of HMB with improved stability and absorption, making it a promising aid for anyone aiming to build strength, improve endurance, and accelerate recovery.

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09/ 01/ 2025
Magnesium Glycinate for Better Sleep: How This Supplement Supports Restful Nights

In today’s fast-paced world, sleep has become an invaluable commodity. Yet, millions of people worldwide struggle with insomnia, disrupted sleep, or restless nights. While lifestyle changes such as exercise, meditation, and limiting screen time are important, supplements like magnesium glycinate are increasingly recognized as effective tools for enhancing sleep quality. This article explores how magnesium glycinate works, why it is particularly effective for promoting restful nights, and practical ways to integrate it into your nightly routine.

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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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07/ 10/ 2025
Is PDRN The Next Big Thing in Skincare?

In recent years, PDRN (polydeoxyribonucleotide) has transitioned from the world of regenerative medicine into the spotlight of global skincare conversations.

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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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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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