Carlson Vitamin D3 5,000 IU

Carlson Vitamin D3 is a dietary supplement produced by Carlson Laboratories. Founded in 1965 by Susan Carlson, the brand has remained a prominent family-owned and operated business in the health and wellness industry.

The company is well-known for pioneering high-quality Norwegian cod liver oil and has since expanded into a wide range of vitamins and minerals. Most Carlson products are manufactured and bottled at their facility in Arlington Heights, Illinois, United States, ensuring strict quality control from raw material to finished product. The brand remains under the ownership of the founding family.