Protect Your Stomach
Turn Stress Into Energy

Beyond Relief. Complete Stomach Protection.
The Benefits

Dual-Layer, Complete Stomach Protection.

Weisen-U is a unique dual-layer tablet, providing quick relief to various kinds of stomach discomfort. Whether it’s discomfort from daily stress, irregular meal times, or indigestion – Weisen-U helps your stomach recover quickly and stay strong.
Neutralizes Gastric Acid
The outer layer contains powerful antacids that can neutralize gastric acid and relieve stomach aches.
Promotes Digestion
Contains Biodiastase 2000, which promotes digestion and absorption of starch in the stomach, alleviating the load on the digestive system​
Repairs Damaged Gastric Mucosa
The inner layer contains Methylmethionine Sulfonium Chloride (Vitamin U), which plays a key role in healing damaged gastrointestinal mucosa and speeding up the recovery of the stomach.
Relieves Stomach Discomforts
Relieves hyperacidity, heartburn, stomach pain, over-drinking and stomach nausea.
Who Is It For ?

Protecting People's Stomach for Over 65 Years

With its unique dual-layer structure, Weisen-U is formulated to treat a variety of stomach indications and provide quick relief.​

Why Choose Weisen-U ?

Trusted by Millions Around The World

Switch tabs below to see why millions around the world choose Weisen-U for lasting stomach comfort.​
Unique “Dual-Layer, Multi Function” Tablets​
Hong Kong No.1 Selling Gastrointestinal Drug
Over 65 Years of History
PIC/S GMP Quality

Unique “Dual-Layer, Multi Function” Tablets​

Weisen-U is a unique dual-layer tablet, providing quick relief to various kinds of stomach discomfort. Whether it’s discomfort from daily stress, irregular meal times, or indigestion – Weisen-U helps your stomach to recover quickly and stay strong.

Hong Kong's No.1 Selling Gastrointestinal Drug

Trusted by millions for fast, effective relief from common digestive issues such as, stomach pain, indigestion, damaged gastric mucosa, heartburn, over-drinking, feeling of fullness and hyperacidity.

Over 65 Years of History

Weisen-U has over 65 years of history, beginning from its R&D stage till now. It is widely recognized as an effective gastrointestinal drug by medical professionals.

PIC/S GMP Quality

Weisen-U is made in Hong Kong by a PIC/S GMP-certified manufacturer. The manufacturer has over 60 years of history and continually adheres to the highest safety and quality standards.
Why Choose Weisen-U ?

Proven Relief, Scientifically Backed

For over six decades, Weisen-U has been the trusted choice for stomach protection and digestive relief across Asia. These numbers tell our story of care, science, and trust.
100M+

Bottles sold worldwide

Weisen-U has more than 65 years of history. It is widely recognized by medical professionals as a valuable gastrointestinal drug.​
99%

Coverage in Singapore, Hong Kong and Macau.

Weisen-U is available on shelves in major pharmacies and drug stores in Singapore, Hong Kong and Macau.
1,300

Distribution points across Asia

In addition to Singapore, Weisen-U has developed a loyal customer base in Hong Kong, Mainland China, Macau, and Southeast Asia.
12

Consecutive years as HK’s No.1 selling gastrointestinal drug​

Trusted by millions for fast, effective relief from common digestive issues
100M+

Bottles sold worldwide

Weisen-U has more than 65 years of history. It is widely recognized by medical professionals as a valuable gastrointestinal drug.​
99%

Coverage in Singapore, Hong Kong and Macau.

Weisen-U is available on shelves in major pharmacies and drug stores in Singapore, Hong Kong and Macau.
1,300

Distribution points across Asia

In addition to Singapore, Weisen-U has developed a loyal customer base in Hong Kong, Mainland China, Macau, and Southeast Asia.
12

Consecutive years as HK’s No.1 selling gastrointestinal drug​

Trusted by millions for fast, effective relief from common digestive issues
Since 1958

Over 65 Years of Care and Innovation

Developed by Kin Fung Weisen-U Co. Ltd., with Shigaken Pharmaceutical Industrial Co. Ltd., in the 1960s with a mission to bring effective and gentle stomach relief to everyone. Our products have embraced modern scientific standards and have been trusted by families across Asia for over 65 years​

FAQs

Weisen-U features a unique dual-layer tablet design: the outer layer contains powerful antacids and Biodiastase 2000, which instantly neutralizes excess gastric acid, relieves acid reflux, alleviates stomach pain, and aids digestion. The inner layer with Methylmethionine Sulfonium Chloride (Vitamin U) has an action to restore the damaged gastric mucosa, accelerating healing for restored health.

Our unique dual-layer tablet design delivers multifaceted relief in one dose: the outer layer quickly neutralizes excess gastric acid and promotes digestion, while the inner core heals damaged gastric mucosa. This synergy alleviates symptoms like indigestion, stomach pains, heartburn, loss of appetite, and nausea, providing comprehensive support for digestive health.

During and after use, the following cautions should be exercised.

1) Using WEISEN-U may cause constipation or diarrhea.

2) If no improvement in symptoms is shown within two weeks, discontinue use and consult a physician or pharmacist

Weisen-U adopts a unique dual-layer structure, so it can only be swallowed directly. Therefore, Weisen-U is only suitable for adults or those who can swallow the tablet directly, and should not be taken by children who cannot swallow tablets.

Weisen-U adopts a unique Dual Layer Structure, so it can only be swallowed directly.

WEISEN-U is manufactured in Hong Kong by Jean-Marie Pharmacal Company Limited, a pharmaceutical manufacturer with facilities meeting international GMP standards to ensure the highest standards for safety and reliability.

All versions are produced in Hong Kong by Jean-Marie Pharmacal Company Limited with identical ingredients and quality. Product names vary due to regional regulations.

Mainland China (维仙优): 3 years.

Hong Kong and Singapore: 4 years.

Always check the packaging expiry date before use.

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Available at Major
Pharmacies and Retailers

Find Weisen-U in major pharmacies, supermarkets,
and online platforms across Singapore and beyond.