About Us

Celebrating Over 100 Years in the Industry

Wellnex is a world leader in the production of collagen peptides, with manufacturing, sales and product support strategically located in Japan, North America, China and India. Overseen by the Nitta Gelatin Inc. Peptide Division in Osaka, Japan, Wellnex Collagen Peptides affiliates have a global perspective on the collagen peptide market and possess the knowledge and technical support to meeting and exceed our clients’ expectations. Nitta Gelatin North America is headquartered in North Carolina, offering sales, production and application support to the U.S., Canada and Europe.

Wellnex Collagen Peptides are manufactured under the strictest quality guidelines. Learn more about our quality policies and certifications.

Nitta Gelatin Logo

Nitta Gelatin is a publicly traded global gelatin and collagen peptide manufacturer, headquartered in Osaka, Japan. Established in 1918, this year marks Nitta’s centennial anniversary of producing quality gelatin and collagen peptides for the domestic and global marketplace.

Advancing Knowledge through Scientific Discovery

As a leader in industry innovation, Nitta Gelatin has several process, functionality and application patents for collagen peptides. Learn more about our patents.

Nitta specializes in the production of bovine, porcine and marine gelatin and collagen peptides for use in a variety of applications ranging from food, nutritional, pharmaceutical, cosmeceutical & technical.  Utilizing our technical expertise and over a century of know-how, we provide our customers with innovative ideas, excellent technical service, and consistently high quality products.