Advanced Dietary Products began life as Ortho Chem Inc. which was formed by a group of Physicians and a leading formulator in the industry, Mr. Larry Hutton. After moving the corporate headquarters from California to Arizona in 1980, we changed the name to Advanced Dietary Products.

Advanced Dietary Products has always had a product line with a variety of products from tried and true formulations that have been with us from the beginning such as Essential Nutrients and Aspartine to the newest such as Joint Relief and Bio-Estro.

ADP products are unique in that everything is done in our facility to ensure the most complete quality control possible. We insist on the highest quality ingredients, constant adjustment and improvement of each formula, and excellent customer service.

We are proud to manufacture products that are high quality and good value.