The Benefits of Milk Thistle: What You Need to Know

When it comes to taking care of our health, sometimes it feels like there are endless options. With so many supplements and natural remedies flooding the market, it can be overwhelming to decipher which ones are truly worth our attention. 

However, one plant has been gaining recognition for its incredible benefits, and it's time to shed some light on its potential. Whether you're looking to support your liver function, promote healthy skin, or improve digestion, Milk Thistle may be the natural solution you've been searching for. 

What is Milk Thistle?

Milk thistle, scientifically known as Silybum marianum, is a plant commonly used in traditional medicine. It is also known as Silybum and belongs to the Asteraceae family. 

The plant is primarily known for its seeds, which are used to extract a compound called silymarin. Silymarin is a complex mixture of polyphenolic molecules, including flavonolignans and flavonoids.

Milk thistle extract typically contains approximately 4-6% silymarin, with about 65-80% silymarin in the extract. The main active constituents of milk thistle are 

  • Silybin A 
  • Silybin B
  • Isosilybin A
  • Isosilybin B
  • Silychristin
  • Isosilychristin
  • Silydianin. 

These compounds, especially silibinin, have been studied for their potential health benefits. However, it is essential to note that using milk thistle may cause some adverse effects such as stomach upset and allergic reactions in certain individuals.

Milk Thistle Benefits

The Liver-Protective Properties of Milk Thistle

Extensive scientific research underscores milk thistle's reputation, mainly due to its active complex of flavonolignans, known as silymarin. This lipophilic extract, obtained from the plant's seeds, has shown promising results in protecting the liver against toxins, including drugs and heavy metals.

Clinical trials on milk thistle for alcoholic liver disease, however, have yielded mixed results. Some studies indicate positive outcomes for those with chronic hepatitis C virus (HCV) infection, yet overall, research doesn't conclusively show a benefit. 

Despite the mixed evidence, the antioxidant properties of silymarin are believed to protect liver cells from damage by toxins, and it's also been suggested that milk thistle can aid in the regeneration of liver tissue.

Milk Thistle in Treating Fatty Liver Diseases

Fatty liver disease, a condition often associated with obesity and diabetes, is another area where milk thistle is said to offer benefits. 

Although definitive large-scale clinical trials are lacking, some smaller studies suggest that milk thistle may help to improve liver function in individuals with this condition. 

One study demonstrated that milk thistle supplementation improved liver enzymes and insulin resistance in patients with nonalcoholic fatty liver disease (NAFLD)

Another study on rats showed that milk thistle extract reduced liver inflammation and fat accumulation, thus improving overall liver health. Supplemented milk thistle seeds diets improved fermentation events in the distal intestine and reduced several genetically obese rat disorders.

With obesity and related health issues on the rise, the potential role of milk thistle in managing fatty liver disease is undoubtedly of interest.

Potential Anti-Cancer Activity

Emerging research has explored silymarin's potential as an anti-cancer agent. Various laboratory studies suggest it can kill cancer cells and inhibit their growth by inducing apoptosis and interfering with their expression and function. 

Research has indicated potential antiproliferative effects on human prostate carcinoma cells, opening a discussion on its role in cancer therapy. 

However, clinical evidence supporting its use as a cancer therapy is still limited, and further research is needed.

Supports Skin Health

The antioxidant properties of milk thistle benefit internal health and extend to skin health. By neutralising free radicals, milk thistle can help reduce the signs of ageing, improve skin texture, and promote a healthy complexion. 

Some studies have shown that applying milk thistle topically can help reduce skin damage caused by UV radiation and improve skin conditions such as acne, psoriasis, and eczema.

Improves Allergic Asthma Symptoms

Milk thistle may have anti-inflammatory effects that can help reduce symptoms of allergic asthma. A 2012 study found that silymarin helped decrease airway inflammation in asthmatic mice

Another study in 2020 suggested that silymarin could regulate immune responses and control asthma symptoms. Further research is necessary to determine the effectiveness of milk thistle in managing allergic asthma symptoms in humans.

Additional Health Benefits of Milk Thistle

Moreover, the impact of milk thistle extends beyond liver support. 

  • Its influence on other metabolic pathways, such as lipid synthesis and kidney function restoration, has also been documented, showcasing its multifaceted capabilities in enhancing health.
  • A 2006 study found that participants who took milk thistle extract had reduced LDL cholesterol levels compared to those who took a placebo. 
  • Some studies hint at its ability to lower blood sugar levels in people with type 2 diabetes. However, because milk thistle may lower blood sugar, it should be used cautiously by those with diabetes.
  • A 2013 study found that milk thistle helped prevent bone loss in rats with estrogen deficiency. However, more research is needed to determine the effects of milk thistle on bone health in humans, especially in individuals with different causes of bone loss.
  • Preliminary studies have suggested that milk thistle may have positive effects on cognition. A 2015 study found that silymarin improved cognition in mice with Alzheimer's disease.

How to Choose and Use Milk Thistle Supplements

Milk thistle supplements are available in various forms, including capsules of standardised dried herb, liquid extract, tincture, and silymarin phosphatidylcholine complex. It's important to note that a silymarin-phosphatidylcholine complex may be more easily absorbed than regular standardised milk thistle.

NZ VITA FOR LIFE Milk Thistle

NZ VITA FOR LIFE Milk Thistle Liver Care is a high-quality dietary supplement that utilises the exceptional benefits of the milk thistle plant. These capsules contain concentrated amounts of Silymarin, which has anti-inflammatory and antioxidant properties. With 60 capsules per bottle, this product offers a natural and effective way to support liver health and overall well-being.

Product Features:

  • Contains carefully selected milk thistle seeds for maximum potency.
  • Crafted through meticulous sourcing and processing methods.
  • Provides a concentrated dose of active compounds, including Silymarin.
  • Promotes liver detoxification, supporting the healthy function of this vital organ.
  • It is a rich source of antioxidants, protecting cells from oxidative damage.
  • It aids in digestive health, promoting a healthy gut and optimal nutrient absorption.
  • Supports skin health, contributing to a clear and radiant complexion.
  • Boosts immune function, helping the body fight off infections and illnesses.
  • Possesses natural anti-inflammatory properties, reducing inflammation throughout the body.
  • Each capsule contains Milk Thistle, equivalent to 50,000mg of Silybum marianum seed and 570mg of Silymarin.

Precautions and Interactions

Generally, milk thistle is considered safe, with side effects often being mild and related to digestive issues. However, there are specific precautions to keep in mind. 

Milk thistle should not be used by pregnant or breastfeeding women, and it may produce allergic reaction in individuals allergic to plants in the same family, such as ragweed, chrysanthemums, and daisies. 

Additionally, because milk thistle affects liver enzymes involved in drug metabolism, it may interact with various medications. Therefore, it's crucial to consult a healthcare provider before starting milk thistle, mainly if you take other medicines.

Conclusion

While the evidence on milk thistle's effectiveness for various health conditions remains mixed, its historical use and continued popularity suggest that many believe in its healing powers.

If you're considering milk thistle as a supplement, ensure you're well-informed and consult your healthcare provider to make shared, well-informed decisions regarding your health.

FAQs

What Is The Best-Rated Milk Thistle Product For Liver Support? 

The best milk thistle product would have high silymarin content, good bioavailability, and positive user reviews, ideally verified by third-party testing.

Can Milk Thistle Help With Lactation Or Breastfeeding?

Yes, milk thistle has been used for centuries to increase breast milk supply in breastfeeding women. While research on the effectiveness of milk thistle for lactation is limited, some studies suggest that it can boost breast milk production when taken daily in the first weeks after delivery. Anecdotal evidence also supports its use for increasing breast milk supply. However, it is essential to note that milk thistle is not a guaranteed solution and may only work for some. 

Does Milk Thistle Cause Breast Cancer?

Limited laboratory research suggests that milk thistle may help prevent breast cancer. It is important to note that more research is needed to understand the potential benefits and risks of milk thistle for individuals with a breast cancer diagnosis. If you have hormone-sensitive breast cancer, it is advisable to consult with a healthcare professional before using milk thistle.

Can Dandelion Root Enhance the Effects of Milk Thistle?

Dandelion is another natural remedy that has been studied for its potential health benefits. Like milk thistle, dandelion also has antioxidant effects and may help protect the liver, immune system, and kidneys. 

There is limited research on the combined effects of milk thistle and dandelion, but some small studies have suggested potential benefits in improving glucose tolerance and insulin sensitivity.

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