What are antioxidants used for?


Question by: Erminio Moretti | Last updated: September 25, 2021

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What are antioxidant supplements used for? Antioxidants are proposed to fight the negative action of free radicals, very reactive molecules produced by the body’s cells during metabolic reactions.

What is the function of antioxidants?

From a chemical point of view, the term antioxidant means a substance capable of counteracting, slowing down or neutralizing the formation of oxygen radicals that are formed following oxidation reactions.

What diseases can be prevented or treated with antioxidants?

These compounds appear to prevent oxidative stress in neurons, prevent apoptosis and various neurological damage. Antioxidants have also been investigated as possible treatments for neurodegenerative diseases such as Alzheimer’s disease, Parkinson’s disease and amyotrophic lateral sclerosis.

What are the most powerful antioxidants?

Astaxanthin, as has now been found by numerous scientific studies, is the most powerful antioxidant known to date. Its benefits on our body are many. Here are the main ones.

Why are antioxidants important for maintaining well-being?

Antioxidants are substances that play a very important function in our body as they help fight the formation and damaging action of free radicals.

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What are secondary antioxidants and preservatives used for?

Antioxidants have the function of preventing or interrupting the oxidative process, significantly extending the shelf-life (expiration date) of foods and consequently acting as preservatives.

Which vitamin counteracts the formation of free radicals?

Among these, the most important is vitamin E, a compound that exists in many forms, of which the most important in our body is α-tocopherol. Vitamin E reacts with free radicals much faster than membrane lipids, thus protecting them from peroxidation by reactive species.

What are the foods richest in antioxidants?

5 Foods rich in antioxidants

  • 1 – Fruit. Especially recommended are red fruits, kiwi, watermelon and pomegranate. …
  • 2 – Vegetable. The vegetables richest in natural antioxidants are also the tastiest and most versatile in the kitchen: tomatoes, spinach, broccoli, cauliflower, carrots.
  • 4 – Olive oil. …
  • 5 – Onions and garlic.

What are antioxidant fruits?

Small fruits are the richest in antioxidants: blueberries, blackberries, cranberries, raspberries, strawberries and prunes. As for vegetables, we are talking about beetroot, artichoke, asparagus, broccoli, red cabbage, onion and pepper.

What are antioxidants in nature?

Exogenous antioxidants, including vitamin A, vitamin C, vitamin E, selenium, carotenoids, lycopene, coenzyme Q-10, and lipoic acid, are found in most plant-based foods. In particular, they are abundant in black and very dark fruit, such as berries.

How do vitamins with their antioxidant properties work?

Vitamins act as real organic catalysts with bio-regulatory functions. They therefore act as coenzymes, that is, in support of the action of enzymes to catalyze the chemical reactions necessary for life.

What do antioxidants neutralize?

One particularly sensitive is DNA. And this is where antioxidants come in. These molecules are in fact able to neutralize free radicals and therefore to protect the cell. This is possible because they themselves oxidize instead of cellular structures.

What to eat to fight free radicals?

Natural antioxidants: 10 foods against free radicals and …

  • Kiwi.
  • Green tea.
  • Pomegranate.
  • Blueberries, red fruits and Acai berries.
  • Graviola.
  • Avocado.
  • Carrots.
  • Tomatoes.

How to take antioxidants?

5 things to do to get more antioxidants

  1. Choose fresh food. Antioxidants are mainly contained in vegetables. …
  2. Choose seasonal fruit and vegetables. …
  3. Not just fruit and vegetables, cheers for chocolate! …
  4. Attention to conservation and cooking. …
  5. Eat tomatoes.

What are carotenoids?

Carotenoids are plant pigments of a lipid nature that are distinguished by their bright color – red, orange and yellow – and which have the function of photoprotective agents that protect our body from excess light.

Where are the antioxidants?

The foods richest in antioxidants are:

  1. fruit (red fruits, citrus fruits, blueberries, strawberries, cherries, kiwi, pomegranate)
  2. cereals, vegetables (broccoli, cauliflower, onion, tomatoes, potatoes, spinach)
  3. legumes (beans, chickpeas and lentils)
  4. raw cocoa.
  5. olive oil.

Which is the best fruit?

Eating fruit regularly is a panacea for our well-being. However, not all fruits are the same. Let’s see the most powerful ones

  • Grapefruit.
  • Pineapple.
  • Avocado.
  • Blueberries.
  • Apples.
  • Pomegranate.
  • Mango.
  • Strawberries.

What are anti-inflammatory foods?

An anti-inflammatory diet should include these foods:

  • tomatoes.
  • olive oil.
  • green leafy vegetables, such as spinach, kale, and kale.
  • dried fruits such as almonds and walnuts.
  • fatty fish such as salmon, mackerel, tuna and sardines.
  • fruits such as strawberries, blueberries, cherries and oranges.

How many antioxidants to take per day?

The American Department of Agriculture has developed a scale called ORAC (Radical Absorption Capacity of Oxygen), which measures the antioxidant potential of a food and determines the daily requirement of antioxidants in 3000-5000 ORAC per day.

How do you get resveratrol in your diet?

In the form of a food supplement, it is recommended to swallow the resveratrol capsules at breakfast or better on an empty stomach, avoiding concomitant intake with meals rich in fat, which could halve their bioavailability.

What are the Ros?

ROS (Reactive Oxygen Species)

Reactive oxygen species, ROS, are the most widespread free radicals. The most important ROS are the superoxide anion O2hydrogen peroxide H.2OR2 and the hydroxyl radical • OH. … It is inactivated by conversion to H.2Or by glutathione peroxidase.

What foods contain naringenin?

It is a natural substance, widely present in nature. Naringenin abounds in grapefruit and pomelo, but is also present in other citrus fruits, tomatoes, and in lower concentrations in a variety of fruits and vegetables. Naringenin has the characteristic bitter taste of grapefruit juice.

What to do to fight free radicals?

Limit or avoid the consumption of alcoholic substances; Eat foods rich in antioxidants in adequate quantities; Habitually consume foods rich in beta-carotene, lycopene, lutein and flavonoids; At the end of the meal, opt for the consumption of fresh seasonal fruit, rather than for sweets.

What substances fight aging free radicals cardiovascular and neurological diseases?

Among those with particular antioxidant capacity are quercetin, epicatechin, resveratrol, anthocyanins, etc., which help the body protect itself from heart disease, cancer, inflammation, infections and premature aging.

Who Can’t Take Vitamin C?

Taking pure vitamin C supplements may also be contraindicated in people with hemochromatosis (iron excess disease), given the ability of ascorbic acid to increase intestinal absorption of iron.


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