Doctor’s Best is a leading, science-based nutritional supplement company driven by a mission to empower families to lead a healthy lifestyle and thrive outside of the doctor’s office. Founded by a physician more than 30 years ago, Doctor’s Best offers more than 200 products and has built a stellar reputation in the nutritional supplement industry for utilizing branded ingredients, demonstrating proven potency, safety and clinically-studied efficacy. All of Doctor’s Best products are manufactured and rigorously tested exclusively at Current Good Manufacturing Practice (cGMP) certified manufacturing facilities in the United States. Based in Tustin, California, Doctor’s Best products can be found on retail sites such as Amazon and iHerb, as well as major retailers and specialty chains, including Walmart and Sprouts.