Our Story

OUDAO Singapore (formerly known as Ger Bayer) is an official authorized distributor of  OUDAO products in Singapore. Our team consist of founding members of Singapore Chamber of Commerce and Industry.

The core product of our brand is OUDAO Hyaluronic Acid Hydrating Essence, which is compliant with all requirements of Health Products (Cosmetic Products-ASEAN Cosmetic Directive) Regulations 2007 from the Health Science Authority of Singapore.

Through transdermal technology, the hyaluronic acid can penetrate through the dermis layer of our skin to treat morbid and aging skin. The product has been well received all over the world and have distribution points in multiple countries.

All our products come with an authenticity sticker and a QR code to verify authenticity. Use only authentic products. Products that come without QR codes and authenticity sticker are 100% counterfeit and we bear no responsibility on the consequences of the usage of such products.

We supply wholesale to beauty salons and distributors, but also sell direct to end users. 

We encourage and welcome distributors, beauty salons, and salespeople to contact us if they are interested in distributing our products.

OUDAO production facility


We provide free shipping on all purchases made on this website.


Our products come with authenticity sticker and QR code.


All our products have been lab tested and certified to be safe to use.


Contact us via email and we will get back to you as soon as possible.