Doctor carl rehnborg biography

Carl F. Rehnborg

Inventor of Multivitamins
and Multilevel Marketing

While working in China as a salesperson for Colgate between 1915 and 1927, Carl F. Rehnborg observed that urban dwellers showed terrible signs of malnutrition, but that this malnutrition was not as widespread among the poorer citizens in rural areas.

He began to study the relationship between health and nutrition and realized that there were many plant-based substances critical to the human diet. He thought about making a plant-based supplement for the human diet and, on returning to the United States in 1927, set up a laboratory on California's Balboa Island to study which such supplements were needed.

The more Rehnborg studied, the more he could see that the average person needed a single simple solution to the complex problem of dietary supplementation.

After years of research Rehnborg came up with the then-revolutionary idea of combining every needed mineral and vitamin into a single produc