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Antioxidants against ageing, cholesterol and diabetes

Antioxidants are compounds found naturally in foods that can help protect the body from age-related, chronic, and other illnesses. These powerful compounds are known to have a wide range of health benefits, including reducing inflammation and warding off age-related diseases such as cardiovascular disease, diabetes, and cancer.

Although there is still limited research about the long-term effects of antioxidant supplements on human health, many studies have documented their effectiveness against damage caused by free radicals. Free radicals are unstable molecules that can cause cell damage leading to accelerated aging and other types of diseases. Consuming antioxidant-rich foods can help combat this damage by counteracting the unstable molecules.

Foods that are rich in antioxidants include fruits, vegetables, whole grains and nuts. Foods that contain large amounts of particular antioxidants or types of antioxidants include blueberries (anthocyanins), tomatoes (lycopene), oranges (limonene) and spinach (lutein).

Other sources of antioxidants include green tea and dark chocolate. Studies suggest that consuming a diet high in antioxidants can help lower LDL cholesterol (bad cholesterol) levels as well as reduce inflammation linked to diabetes.

What are Antioxidants?

Antioxidants are molecules that can help protect the body from damage caused by free radicals. Free radicals are molecules with an unpaired electron, which means they are unstable and can react quickly with other molecules in the body, leading to cell damage. Antioxidants have pairs of electrons that allow them to interact with free radicals and neutralize them before they cause harm.

Antioxidants protect the cells from oxidative stress caused by these rogue molecules, which may lead to multiple health benefits such as: slowing down the ageing process, reducing cholesterol levels, improving insulin sensitivity, preventing diabetes and more. Additionally, antioxidants can help reduce inflammation in the body and even reduce cancer risk.

Foods like fruits and vegetables are rich in antioxidants and should be included in your daily diet for optimal health. The major types of antioxidants present in plants include: carotenoids (especially beta-carotene), vitamins A, C and E (especially Alpha-Tocopherol), flavonoids (proanthocyanidins), lutein, lycopene and tea polyphenols among others. Many natural supplements that contain these substances can also be taken to supplement a healthy diet.

Antioxidants and Ageing

Modern science suggests that antioxidants have a powerful effect on slowing down the ageing process. Antioxidants have been found to have anti-inflammatory properties and have been linked to reducing cholesterol and diabetes.

They also promote cell regeneration, helping your body's tissues and organs stay healthy for longer. Let's look at the various ways antioxidants are effective against ageing.

Benefits of Antioxidants for Skin

Antioxidants have been shown to have a host of health-promoting effects, but their role in protecting the skin from damage and ageing is particularly significant.

By removing reactive, cell-damaging molecules called ‘free radicals’, antioxidants may be able to slow the aging process of our skin and reduce the risk of developing skin conditions like eczema and psoriasis.

Additionally, free radicals are responsible for damaging the layer of lipids that helps keep moisture locked in our skin. As such, regular intake of sufficient amounts of antioxidants can help retain skin hydration for longer periods.

Further evidence suggests that antioxidants can protect us from UV radiation & oxidative stress caused by environmental factors such as air pollution and toxins.

This protection reduces visible signs of ageing such as wrinkles and age spots, as well as reducing inflammation that usually accompanies deeper wrinkles & lines over time. Vitamins C & E are both antioxidants which have proven benefits on skin health; they are regularly used in creams & serums, which promise to reduce fine lines, dark spots and wrinkles whilst boosting healthy collagen production.

The optimal way to enjoy these benefits is to favour food sources rich in natural antioxidants; these include foods like blueberries & cranberries (which are rich in anthocyanins), tomatoes (rich in lycopene) or cucumbers (rich in lutein).

Alternatively, taking antioxidant supplements can provide a concentrated dosage beneficial vitamins within a short period; it’s important however to consult your doctor before doing so.

Antioxidants and the Immune System

Antioxidants have become increasingly important in modern science and have been linked to many beneficial health effects, including improvements in the immune system.

Research suggests that antioxidants play a crucial role in fighting stressors that cause damage to cells and tissues, such as environmental toxins, unhealthy diets and aging.

The immune system is responsible for defending the body from harmful agents, like bacteria and viruses. Antioxidants can help reduce the damage caused by these agents by counteracting the oxidative damage they create through free radical production, which can cause inflammation and weaken the immune system if unchecked.

Furthermore, antioxidants are thought to reduce inflammation which is a key factor in a variety of diseases.

There are many sources of antioxidants available today including certain fruits and vegetables as well as supplements such as Vitamin C and E, CoQ10, N-acetyl cysteine (NAC), resveratrol and chelated forms of minerals like zinc and selenium.

These all offer different benefits for supporting healthy immune function.

In addition, lifestyle factors like exercise can help increase antioxidant activity by training the body’s cells to produce more endogenous (internal) antioxidants.

Finally, eating a healthy balanced diet of whole grains, legumes, nuts and seeds will provide dietary antioxidants that are thought to improve overall health benefits associated with antioxidant consumption.

Antioxidants and Cholesterol

Antioxidants are naturally occurring compounds found in plants that can help prevent the formation of free radicals and can assist in reducing the effects of oxidation processes.

Numerous studies have shown that the intake of antioxidants can help reduce the levels of bad cholesterol and triglycerides, while increasing the good cholesterol levels.

Therefore, antioxidants may play an important role in the prevention and treatment of diseases such as ageing, cholesterol and diabetes. Let's explore the role of antioxidants and cholesterol further.

Benefits of Antioxidants for Cholesterol

Antioxidants can play a pivotal role in supporting healthy cholesterol levels. These free-radical scavengers can reduce the oxidation of LDL ("bad") cholesterol and diminish oxidative stress in the body.

By doing this, they help protect against inflammation, high blood pressure, cardiovascular disease and stroke.

Antioxidants are essential for the body’s natural defence against free radicals and other harmful substances that could lead to cellular damage and an unhealthy immune system.

Powerful antioxidants such as Vitamins C, E, selenium and zinc can promote cardiovascular health by eliminating plaque build-up from arterial walls, preventing hardening of the arteries (atherosclerosis) and reducing inflammation throughout the body.

Additionally, these antioxidants can lower cholesterol levels by improving fatty acid metabolism within cells. Ingesting antioxidant-rich foods or supplements can increase HDL (“good”) cholesterol while lowering LDL cholesterol and triglycerides for optimal levels for preventing any cardiac complications or problems related to diabetes or other metabolic conditions.

Some studies suggest that adding a combination of vitamins C, E and beta-carotene along with other natural antioxidants can reduce total cholesterol by 10%, a reduction of both LDL ("bad") and HDL ("good") cholesterol.

Furthermore, regular consumption of vitamin E is linked with improvement in arterial stiffness — a predictor of heart failure — while vitamin C helps to prevent serum lipids from being oxidized within artery walls where it can form plaque on arteries and increase risk for stroke or coronary heart disease.

Certain dietary phytochemicals such as lycopene found in tomatoes may also be particularly beneficial as well as omega-3 fatty acids which are effective against reducing triglyceride levels associated with higher risk of cardiovascular diseases.

Antioxidants and Heart Health

Antioxidants are powerful compounds that have long been touted to protect against illness and aging. Recent research has focused on the role of antioxidants in cardiovascular health and their protective effects on cholesterol levels, triglyceride levels, and blood vessels.

Studies suggest that taking antioxidant vitamins and minerals such as vitamins A, C and E, as well as coenzyme Q10 can reduce total cholesterol levels.

Vitamin C may also help block the oxidation of bad cholesterol (LDL). Vitamin E can help increase HDL (good cholesterol) levels, which may protect against plaque buildup in the arteries. Beta-carotene may also help to reduce the risk factors associated with cardiovascular disease by aiding your body in decreasing its production of triglycerides.

Some studies suggest that antioxidants can improve blood vessel functioning by keeping your arteries flexible and elastic. Antioxidants can also strengthen cell walls in the arterial walls, protecting them from free radical damage that ultimately leads to atherosclerosis.

Though more research is needed to confirm these findings, current evidence suggests a strong link between antioxidants and heart health.

Antioxidants and Diabetes

Antioxidants are substances that fight off the damaging effects of environmental toxins, disease and ageing on the body.

Studies have shown that certain antioxidants, such as those found in fruits and vegetables, may be especially beneficial for those with diabetes.

In this section, we'll discuss the role of antioxidants in controlling diabetes and discuss how they may help to reduce cholesterol levels as well.

Benefits of Antioxidants for Diabetes

Antioxidants are powerful compounds that can help protect your body from damage caused by free radicals and other environmental factors. Studies have demonstrated that consuming foods high in antioxidants is associated with a reduced risk for cardiovascular disease, diabetes, and other age-related illnesses. Here are some of the benefits of antioxidants for diabetes:

1. Improved insulin sensitivity - Antioxidants can help improve insulin sensitivity by reducing levels of oxidation within the body. This can help protect against the onset of type 2 diabetes, or help improve blood sugar control in those already living with the illness.

2. Reduced kidney damage - By preventing oxidative damage in the kidneys, antioxidants can also reduce the risk of diabetic nephropathy (kidney disease caused by high blood sugar).

3. Decreased vascular dysfunction - Vascular dysfunction is a common issue among diabetics, but antioxidant intake has been seen to reduce this effect. In addition to dietary sources of antioxidants, supplements showing promising results include vitamins C and E and omega-3 fatty acids from fish oil

4. Delay ageing - Antioxidants play an important role in delaying ageing as they work to neutralize metabolic waste products which accelerate further destruction on our systems over time due to their oxidizing effects when allowed to accumulate in our bodies.

Antioxidants also support optimal health by improving cellular integrity and maintaining healthy hormone balance in our bodies which is essential for sustaining energy levels as well as reducing inflammation on various organs including our digestive tract which naturally diminishes over time due to our lifestyle choices over many years compounded with the accumulation of toxins we are exposed to through our environment daily.

Antioxidants and Blood Sugar Levels

Antioxidants can help improve blood sugar levels by preventing oxidative damage caused by free radicals. Oxidative damage is a process that occurs when unstable molecules, known as free radicals, react with other cells in the body.

Free radicals can damage the DNA of cells and can interfere with the production of insulin in the pancreas, which plays an important role in keeping blood sugar levels under control. Antioxidants work to fight these free radicals and prevent their damaging effects.

Studies have shown that consuming foods rich in antioxidants helps reduce inflammation and protect against contaminated air particles that may aggravate diabetes symptoms.

Furthermore, findings from animal studies indicate that antioxidants may help protect pancreatic cells, which produce insulin and aid digestion in people with diabetes, from damage due to elevated glucose levels.

Additionally, research has found that adding fruits and vegetables with high antioxidant content to one’s diet is associated with improved glycaemic control.

Some of the most beneficial sources of antioxidants for diabetics are berries like blueberries and cranberries, as well as citrus fruits such as oranges and grapefruits.

Similarly, green leafy vegetables like kale and Swiss chard are rich sources of antioxidants along with nuts such as walnuts or pecans, legumes like chickpeas or kidney beans, herbs such as oregano or thyme, spices like ginger or turmeric root powder and a variety of teas including green tea or white tea among others.


After looking into the effects of antioxidants against ageing, cholesterol and diabetes, it is clear that a diet rich in antioxidant-containing foods can have significant health benefits. Eating plenty of fruits, vegetables, legumes and whole grains may reduce the risk of various chronic diseases and significantly slow down the ageing process.

Additionally, it is important to supplement your diet where necessary by taking antioxidant supplements or choosing foods which are fortified with antioxidants.

Antioxidant-rich food sources, along with leading a healthy lifestyle, can improve cardiovascular health as well as help to prevent type 2 diabetes and delay the signs of ageing.

Dr Saskia Kloppenburg Vieth Medical doscotr and holistic and complementary care practitioner

Consultant in General Internal Medicine (GMC reg. number: 7541548) and Specialist in Complementary Cancer Care
MBBS, MRCIM (Spain), MSc Homeopathy, MFHom, Master practitioner in Ericksonian Hypnotherapy and Neurolinguistic Programming, MSc in Nutrition

Integrated medicine Doctor and Holistic Medicine Practitioner


Private Complementary and Alternative Healthcare clinic.
1st Floor
185 Tower Bridge Road
United Kingdom
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