21st Century E-400 is a dietary supplement containing 400 IU of Vitamin E per softgel. This antioxidant supplement comes in a bottle of 110 softgels and is formulated to support heart health and boost immune system function naturally. The supplement is packaged in a white bottle with a distinctive green cap and clear labeling. Each softgel contains 400 IU of Vitamin E in an easily absorbable form. Vitamin E functions as an antioxidant in the body, helping protect cells from oxidative stress. The product is manufactured by 21st Century, a trusted name in nutritional supplements. The softgel format helps ensure optimal absorption of this fat-soluble vitamin.