If you smoke or have a history of smoking or asbestos exposure, you should not take large amounts of beta-carotene supplements for long periods of time. However, foods that are rich in beta-carotene are considered safe and appear to lower the risk of some types of cancer and possibly heart disease.

What vitamins should smokers avoid?

Results from human intervention studies indicate that smokers should avoid using high-dose dietary B-carotene supplements. In addition, problems may exist for smokers with high-dose vitamin E supplements.

What is the best vitamin for smokers?

Due to increased stress experienced by the heart during smoking, such prevention provided by Vit E is especially important for smokers. In addition to helping prevent heart attacks in people who smoke, the antioxidant properties of vitamin E may also help reduce damages to the respiratory system.