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Founded by Sanyei, ION-Sei carries its Japanese heritage and principles
to deliver oral care solutions to help people live healthier.

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Our Roots

Sanyei was founded in 1946 and has grown since then into an international organization known for its innovative lifestyle products. Drawing inspiration from our Japanese roots and combining it with German engineering ingenuity, we serve markets around the world.

After 20 years of working with leading international brands, we developed and launched our patented ION-Sei Toothbrush with the help of German experts in 2017.

Now recognized as a leading oral healthcare brand in Europe, we are now looking to move into more markets around the world.

To Be Human, Sincere and Warm
To Bring Joy with Organic and Innovative Designs
To Be Pure in Design, Philosophy and Communication

Our Challenge

Identifying the oral care needs of the modern generations, to present a solution out of the combined efforts of Japanese and German experts. The ION-Sei toothbrush is the fruit of our efforts.

The ION-Sei team is committed to delivering the most innovative oral healthcare solutions, by harnessing natural forces to create a purely organic product.

Sanyei’s brings its native Japanese traditions into the modern world to create a oral care solution that prioritizes your comfort and convenience.

Brought to you in sleek packaging, minimalist designs and a range of replaceable brush heads for your dental needs—the ION-Sei Toothbrush is a pleasure to use.