What is vitamin E-oral, and how does it work (mechanism of action)?

Vitamin E is a fat-soluble vitamin with antioxidant properties. Vegetable oils, eggs, fruit, green leafy vegetables, meat, fortified cereals, nuts, poultry, and whole grains are natural sources of vitamin E. Vitamin E scavenges free radicals that can damage cells and cause cancer, heart disease, and other conditions. Most people obtain enough vitamin E from their diet. However, people with liver disease, cystic fibrosis, and Crohn's disease may require vitamin E supplements.

What brand names are available for vitamin E-oral?

Aquasol, many others

Is vitamin E-oral available as a generic drug?


Do I need a prescription for vitamin E-oral?


What are the uses for vitamin E-oral?

Vitamin E products are used for treating vitamin E deficiency.

What are the side effects of vitamin E-oral?

The common side effects of vitamin E are:

Possible serious side effects of vitamin E include:

  • Kidney problems
  • Bleeding
  • Stroke from bleeding in the brain
  • Enterocolitis in infants
  • Vitamin E may suppress antioxidants

Some studies suggest an increase in the risk of death from taking 400 IU/day or more of vitamin E.


Diet-Wrecking Foods: Smoothies, Lattes, Popcorn, and More in Pictures See Slideshow

What is the dosage for vitamin E-oral?

The recommended dose for treating vitamin E deficiency is 60-75 IU/day.

Which drugs or supplements interact with vitamin E-oral?

High doses of vitamin E and anticoagulant or antiplatelet agents might increase the risk of bleeding because vitamin E blocks the ability of platelets to form clots and also blocks the effect of vitamin K-dependent clotting factors.

Is vitamin E-oral safe to take if I'm pregnant or breastfeeding?

Intake of vitamin E within recommended daily allowance levels is safe to use during pregnancy.

Vitamin E is secreted in breast milk and is considered safe to use during breastfeeding.

What else should I know about vitamin E-oral?

What preparations of vitamin E-oral are available?

Capsule: 200, 400, 600, and 1000 units; Solution: 15 units/0.3 ml; Liquid: 400 units/15 ml

How should I keep vitamin E-oral stored?

Vitamin E should be stored at room temperature, 20 C to 25 C (68 F to 77 F).


According to the USDA, there is no difference between a “portion” and a “serving.” See Answer


Vitamin E (Aquasol, and many others) occurs naturally in many foods and it has antioxidant properties. The vitamin is necessary for proper functioning and is often prescribed for people with liver disease, Crohn's disease, cystic fibrosis, and other conditions that make a patient prone to vitamin E deficiency.

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Medically reviewed by John P. Cunha, DO, FACOEP; Board Certified Emergency Medicine


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