Est. 1973 Energy Red Blood Cells Dietary Supplement Lab Verified Nutrition A Brighter Way Since 1973, we've sourced the globe for the highest quality ingredients, connecting you with the most efficacious supplements that help you live brighter and embrace the moments that matter most. Discussion: The two-stage, time release formula is designed to release half of the ingredients rapidly and other half gradually over a period up to 8 hours, which may help extend the availability of these vitamins to the body over a longer period of time. Based on in-vitro dissolution tests designed to simulate the digestive process. Individual results may vary.