Antioxidant Benefits, Sources, Dosage And Deficiency

Antioxidant Benefits, Sources, Dosage And Deficiency

When we age or become older what are the first signs or symptoms? Freckled skin, wrinkles, age spots. These are all caused by free radicals that develop on your skin and to combat these free radicals the most essential nutrient that we need is antioxidants. In this article you will get to know all information related with antioxidants. So read on.

What are Antioxidants?

Antioxidants are the first line of protection against the damages caused by free radicals and are essential for maintaining the overall health and wellbeing. It is a molecule that prohibits the oxidation of other molecules. We know that oxygen is essential for living beings but there are negative sides too. Due to its high reactivity oxygen can become a part of potentially harmful molecules known as “free radicals.” These free radicals are combated by antioxidants.

How do antioxidants work in our body?

Antioxidants work by inhibiting the turning of oxygen molecules into damaging free molecules known as free radicals. It slows down the rate of chemical reaction known as oxidation. It also works by reducing the piling of plaque inside the arteries. Antioxidants also work in preventing cancer by reducing the chemical reactions of free radicals.

Benefits Of Antioxidants

There are many benefits of antioxidants in our body.

Reducing Free Radicals In Skin

Reducing Free Radicals

Antioxidants help in reducing the number of free radicals in our body that damages our skin. Apart from this antioxidants preset in dietary foodstuffs such as such as Vitamin C Vitamin E and Beta carotene are also beneficial for the human body.

Helps In Asthma Prevention

It is clinically known that free radicals can lead to Pulmonary Disorders such as asthma. Free radicals are known to cause damage at the cellular level.


This is thought to be partially responsible for bronchial symptoms that are a feature of this disease. It has been prescribed by doctors that if you increase your intake of antioxidants, it might work by reducing oxidant stress which in turn could help to reduce the occurrence of asthmatic symptoms.

In Combating Oxidative Stress


Oxidative stress is the condition where there is an increased rate in oxidative metabolism. There are many causes behind it such as alcohol, stress, poor diet etc. Antioxidants help in combating this oxidative stress.

Helps In Cancer Prevention


Antioxidants can also help in cancer prevention. We know that cancer is caused due to an uncontrolled division of the cells. Antioxidants work by exerting its effect in decreasing the level of oxidative damage to your DNA and thus reducing any abnormal cell division.

Prevents Neurological Disorders


There are many neurological disorders related with free radicals. This could be cured by taking antioxidants.

Helps In preventing Cataract

Even cataract that is a disease of the eyes is caused by free radicals. These free radicals make the eye lens to lose its transparency.


Balanced intake of different antioxidants such as vitamin E, vitamin C, and the carotenoids can help in preventing cataract from developing.

Sources Of Antioxidants

Sources Of Antioxidants

There are many sources from where you can get antioxidants. You can have fresh vegetables, fruits and also supplements for having antioxidants. Fruits and vegetables are always laden with antioxidants.

Dosage Of Antioxidants

There is no particular dosage for taking antioxidants. You can include it in your daily diet by taking fruits and vegetables rich in antioxidants daily. You can combine the vegetables and fruits as per their nutrient value and your requirements. If you feel that you need anti oxidants such as vitamin C you can increase the consumption of citrus fruits and likewise.

Deficiency Of Antioxidants


The biggest deficiency when you do not take anti oxidants adequately is the development of free radicals. As shown above, free radicals can harm not just your skin but other vital body parts also. A deficiency in antioxidants could lead to damages in the brain, eyes and heart.

Side Effects And Overdose Of Antioxidants

Although antioxidants are beneficial, an overdose of it could lead to complications. If you have been a smoker or smoke regularly taking antioxidants could actually increase your risk of lung cancer.


Taking too much vitamin C could lead to side effects such as cramping, diarrhea and nausea. Too much of beta-carotene could lead to high triglyceride levels and damage your liver conditions.

How to store antioxidants?

Antioxidants can be stored very easily in the form of fresh fruits and vegetables in your kitchen. You can also get antioxidants in the form of capsules or tablets.

Possible Drug Interaction

There could be possible drug interactions if you take antioxidants with other medications. For example if you are taking medicines such as any antipsychotic or antidepressant, you need to avoid vitamin E as it could led to complications.