The Milk Thistle is a product from a plant also commonly known as milk thistle, which serves primarily to protect and favor the digestive system, acting as liver support, making it an effective antioxidant.

If you want to know more about the properties, we invite you to continue reading, where we will also highlight the form of its consumption and the possible side effects. Join us!

Uses and indications of Milk Thistle

Although there is no certainty that this component is efficient when treating specific medical conditions or situations, the following benefits can be obtained from it:


It develops the immune system, reducing the risk of contracting cancer, thanks to its antioxidant source, from the flavonoid of the seeds called silymarin. This flavonoid modifies the outer layers of healthy cells, protecting against mutations and deterioration of them.

Diabetes controller

It helps with glycemic control and to cope with the symptoms of diabetes, lowering blood sugar levels, when patients are resistant to insulin.

To take advantage of its benefits even more, it is always advisable to consume it in conjunction with the usual treatment administered and indicated by the doctor, since this will never be a substitute for any drug to alleviate diseases of such magnitude.

Gallstone preventative

It collaborates with the gastrointestinal and endocrine system in the production of bile and enzymes, also cleanses the blood and purifies the body of metabolic waste, prevents the formation of stones in the kidneys, as well as gallstones, improving the function of the gallbladder. , spleen and kidneys.

High cholesterol leveler

By consuming this product in combination with some of the conventional treatments for these conditions, cholesterol and triglyceride levels can be improved, as it is an effective anti-inflammatory, which helps lower high cholesterol levels, cleanse the blood and counteract deterioration. in the arteries, thus benefiting heart health.


It has great protective properties that make it difficult for free radical damage to occur, thanks to its antioxidant effect, which delays the visible signs of skin aging (dark spots, skin cancer, deterioration of the dermis, wrinkles and discoloration, among others ), as well as the aging process in internal organs such as kidney and liver damage, conditions associated with vision and heart problems.

In addition to these, it has many other benefits, which, although they have not been proven, are said to collaborate in the treatments for these ailments, among other conditions we can mention:

  • Malaria.
  • Mushroom poisoning.
  • Spleen or gallbladder problems.
  • Menstrual problems
  • Hepatitis B or C.

What is Milk Thistle?

It is an herbal supplement that comes in pills, extracted from a plant that is used mostly in alternative medicine to help with heartburn, mild allergy symptoms, which can be combined with other extracts and plants, to achieve specific formulas, to treat each of the conditions mentioned above.

It is popular in some countries for its powerful action against liver diseases such as jaundice, psoriasis, fatty liver patients, and in others it is recommended for liver damage, including cirrhosis and hepatitis, among other inflammatory conditions.

What is the active ingredient in Milk Thistle?

The milk thistle, silybum marianum or milk thistle, as this natural product is also known, originally originated in the Mediterranean, it is constituted by its main active ingredient from the seeds which is called Silymarin; This is used to prevent the oxidative stress caused by UV light on the skin, being responsible for diseases such as skin cancer.

Composition of Milk Thistle

Each tablet of this natural compound contains milk thistle seed extract, dandelion root or dandelion, in addition to N-Acetylcysteine, vitamin A, vitamin C, Choline and inositol.

Other names for Milk Thistle

It is a plant known commercially and naturally also as:

  • Milk thistle
  • Cardui mariae
  • Carduus marianus
  • Marian thistle
  • Silybum, silymarin

Can it be considered a medicine?

This product is marketed mainly as a natural herbal supplement, so it should not be used as a substitute for any drug prescribed by a doctor for delicate diseases, since its medicinal use has not been proven or approved by specialists.

Recommended dose

It is advisable to take 2 tablets of 200 mg twice a day, preferably during meals for greater tolerance. In the event that you want to use milk thistle to attack an allergy, it is recommended to consume 140 mg three times a day, but in consultation with a trusted doctor or pharmacist.

What should I do if I miss a dose?

If you have forgotten a dose, you should not consume more of the product to make up for the one you forgot, just let it pass and wait until you have to take the next one.

Contraindications of Milk Thistle

You should consult with the treating doctor, trusted pharmacist and avoid the use of this product, taking into account the following contraindications:

  • Allergy to plants such as daisies, chrysanthemums, marigolds or ragweed, since they belong to the same family.
  • You have breast cancer or have had it in the past.
  • You have a history of uterine fibroids or endometriosis.
  • During pregnancy.
  • You are breastfeeding.
  • Minors children.

Negative reactions that Milk Thistle can present

Faced with any adverse effect on the body, the first thing to do is go to the nearest emergency center or call your family doctor, especially if you have symptoms such as those mentioned below:

  • Diarrhea
  • Gases
  • Distention
  • Indigestion
  • Stomachache
  • Sickness
  • Loss of appetite

On the other hand, you have to pay close attention to the symptoms of a possible allergic reaction or hypersensitivity, such as:

  • Difficulty breathing
  • Hives
  • Throat obstruction
  • Swelling of the face, especially lips and tongue

Interaction with other medications and diseases

The consumption of this natural component should be avoided without first consulting with the doctor, if you are under treatment, taking delicate drugs to combat any of these diseases:

  • Depression
  • Anxiety attacks
  • VIH
  • Malaria
  • Tuberculosis
  • Rheumatoid arthritis
  • Headache and migraine
  • Hypertension
  • Cancer
  • Asthma and allergies
  • Heartburn or reflux
  • High blood pressure or cholesterol
  • Some heart condition
  • Psoriasis
  • Seizures
  • Any psychiatric disorder

Other final recommendations

  • If you have already been using the product for a reasonable period of time and you do not show any improvement, on the contrary, your case worsens, you should see a doctor immediately.
  • It is advisable to follow all the instructions printed on the product label or the indications given by the doctor, in order to use the correct amounts.
  • Consuming different presentations of the product can increase the danger of an overdose occurring, that is why you should avoid taking tablets, liquid and some other at the same time.

This article is expected to be very useful for those who wish to take this natural supplement, it is also remembered that it is not intended to contradict medical indications, since it is only for informational and referential purposes.

Samantha Robson
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Dr. Samantha Robson ( CRN: 0510146-5) is a nutritionist and website content reviewer related to her area of ​​expertise. With a postgraduate degree in Nutrition from The University of Arizona, she is a specialist in Sports Nutrition from Oxford University and is also a member of the International Society of Sports Nutrition.

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