Company Information AscorBio Laboratory Osaka

PresidentDoctor of PharmacyNorio Muto

Born 1949
Faculty of Pharmaceutical Sciences, Osaka University
Doctorate Program
Graduate School of Pharmaceutical Sciences, Osaka University

Honorary Professor
Prefectural University of Hiroshima
Area of Expertise:
Cellular Function Sciences, Immunology, Food Sciences
involved in invention of L-ascorbic acid 2-glucoside

Vice President Doctor of MedicineMasanao Makino

Born 1943
School of Medicine, Hiroshima University
Doctorate Program
Graduate School of Medicine, Osaka University
National Sanatorium Oku-Komyoen
government advisory committee member
play a central role in repeal of the “Leprosy Prevention Act” and “Historical Verification of issues regarding Hansen's disease”

First PresidentAtsushi Yamamoto

Okayama, Okayama
Boulder High School USA
HANG LOOSE (Denim Processing Solutions)
AscorBio Laboratory
Founding President
AscorBio Laboratory Osaka
resignation from President
AscorBio Laboratory Osaka

Management Philosophy

Promoting vitamin C
Publicizing correct information on the effects of vitamin C.

Enlightening the public about the importance of preventive medicine
In keeping with the current trend from symptomatic treatment to preventive medicine and self-medication - keeping in mind that "You are the only one who can protect yourself".

Contributing to scientific literacy
Striving for the advancement of scientific knowledge and the wholesome development of scientific ethics

Corporate Identity

The "For Your Health” represents our belief that the future of each and every one of our wellness should be considered based on the concept of preventive medicine.
The company’s logo "∴" is an academic symbol for “therefore”. It expresses our wish that AscorBio Laboratory Osaka exists for the purpose of making people healthier and more beautiful.

AscorBio Laboratory Osaka Corporate History

Sep. 2004
founded as a university-launched start-up company
AscorBio Laboratory
Founding President Itaru Yamamoto
July 2005
"PROVITA C" Launched
Sep. 2011
"Highly-concentrated PROVITA C Gel" Launched
June 2020
AscorBio Laboratory Osaka Founded
President Atsushi Yamamoto
Sep. 2021
"The C" Lineup Launched
Aug. 2022
Norio Muto Appointed as President

brief personal history
Group Founder

Founder, Itaru Yamamoto

Served as Assistant and Associate Professor at Faculty of Pharmaceutical Sciences, Osaka University. After studying abroad at the Waksman Institute of Microbiology and the Roche Institute of Molecular Biology in the U.S., he became a professor at the Faculty of Pharmaceutical Sciences, Okayama University (Department of Immunology and Preventive Medicine). During his tenure, he developed stable and long-acting vitamin C (AA-2G) and highly penetrating vitamin C (6-Acyl-AA-2G), which were patented in Japan and abroad. Founded an Okayama university-launched start-up, AscorBio Laboratory in September 2004, appointed as President. Unexpectedly passed away in May 2019. He received the Order of the Sacred Treasure, Gold Rays with Neck Ribbon in the spring of 2019.

Company Profile

Company Name
AscorBio Laboratory Osaka
Norio Muto
Stated Capital
29 million yen
July 7, 2020
opening of business
July 7, 2020
Head Office
1-6-11 Hiranomachi, Chuo-ku, Osaka-shi, Osaka 541-0046
Main Banks of Account
Sumitomo Mitsui Banking Corporation, Kansai Mirai Bank

Our Business

Research and development, product planning, and partially contracted manufacturing operations related to vitamin C derivatives (new stable vitamin C (ascorbic acid 2-glucoside)) and other nutritional supplements, pharmaceuticals, cosmetics, and aromatic functional substances

Affiliated Companies

AscorBio Laboratory:
5303 Haga, Kita-ku, Okayama City, Okayama 701-1221, Japan
AscorBio Marketing:
1-6-11 Hiranomachi, Chuo-ku, Osaka-shi, Osaka 541-0046