About This Important for energy production, metabolic health and red blood cell production Works with folate to support red blood cell production and help iron work in the body Supports cardiovascular health by helping to balance homocysteine levels For nearly 50 years, Swanson has delivered science-backed health products worldwide. Each wellness supplement is made in our GMP certified facilities, and our purity and potency testing includes independent third-party labs We're control freaks... in a good way! For nearly 50 years, Swanson Health has delivered science-backed health products worldwide. In 1969, we began in Fargo, ND, with a mission to offer wellness solutions that help people live simply healthier together. Our facilities are Good Manufacturing Practice (GMP) certified, and our purity and potency testing includes independent third-party labs. Clinical research, scientific consensus and usage traditions guide our innovation Overview Brand : Swanson Item Form : Capsule Primary Supplement Type : Swanson Vitamin B-12 (Cyanocobalamin) Energy Cardivascular Health Support 500 mcg 100 Capsules Flavor : Unflavored Product Benefits : Swanson Vitamin B-12 (Cyanocobalamin) Energy Cardivascular Health Support 500 mcg 100 Capsules