What is an antioxidant?

Antioxidants are substances that protect our cells from damage caused by free radicals. Free radicals are unstable molecules that can damage cells, DNA, and other important molecules in our bodies. Antioxidants neutralize free radicals by donating an electron to them, which stabilizes them and prevents them from causing damage.

There are many different types of antioxidants, including vitamins, minerals, and phytochemicals. Some of the most well-known antioxidants include vitamin C, vitamin E, beta-carotene, and selenium. These antioxidants are found in many different foods, including fruits, vegetables, nuts, and seeds.

Antioxidants are important for maintaining good health and preventing chronic diseases. They help to protect our cells from damage caused by environmental toxins, such as pollution and radiation, as well as from the normal processes of aging. Antioxidants also play a role in reducing inflammation, which is a key factor in many chronic diseases.

One of the most important functions of antioxidants is their ability to protect our cells from oxidative stress. Oxidative stress occurs when there is an imbalance between free radicals and antioxidants in the body. This can lead to damage to cells, DNA, and other important molecules, which can contribute to the development of chronic diseases such as cancer, heart disease, and Alzheimer’s disease.

Antioxidants also play a role in supporting the immune system. They help to protect immune cells from damage caused by free radicals, which can weaken the immune system and make us more susceptible to infections and other illnesses.

There are many different sources of antioxidants, including fruits, vegetables, nuts, and seeds. Some of the best sources of antioxidants include berries, citrus fruits, leafy green vegetables, nuts, and seeds. These foods are also rich in other important nutrients, such as fiber, vitamins, and minerals, which are important for maintaining good health.

In addition to getting antioxidants from food, many people also take antioxidant supplements. However, it is important to be cautious when taking supplements, as high doses of certain antioxidants can be harmful. It is always best to get your antioxidants from food sources whenever possible.

Overall, antioxidants are an important part of a healthy diet and lifestyle. They help to protect our cells from damage, support the immune system, and reduce inflammation. By eating a diet rich in fruits, vegetables, nuts, and seeds, you can ensure that you are getting plenty of antioxidants to support your health and well-being.