EnzymeRx (Pty) Ltd has been the sole Distributor for Enzyme Process International based in Phoenix, Arizona. The Enzyme Process Range has been developed over more than 60 years. Enzyme Process International starting producing the range in 1988 when they purchased the original Enzyme Process Laboratories who had originally pioneered the process of combing nucleic acids and vitamins in supplements. Enzymes have been used in the manufacture of supplements since 1952 (Enzyme Process Laboratories), hence the product name of Enzyme Process International The Enzyme Process Range of Health Supplements has been distributed in South Africa since 1995.