L-methionine – protects the body against free radicals

L-methionine is a nutrient belonging to the group of exogenous amino acids, ie those that must be delivered to the body with food, because the human body has no possibility to synthesize them. The natural source of essential amino acids are eggs, dairy products, sunflower seeds and flax seeds, pumpkin seeds as well as meat and fish .On the diet supplements market, we can find preparations containing L-methionine in their composition.


  1. L-methionine – shortages
  2. L-methionine – action
  3. L-methionine – dosage
  4. L-methionine – precautions


  1. L-methionine – shortages

In the case of L-methionine deficiencies, such disorders asweakness of hair and nails, lowering the body’s immunity, non-alcoholic steatosis of the liver, elevation of cholesterol in the blood.It may also increase the risk of atherosclerotic lesions.

An excellent way to supplement the deficiencies of exogenous amino acids are supplements – while making a choice, however, attention should be paid to the quality, composition and actual properties of the preparation. An excellent solution is the L-methionine supplement, made only from natural components.

  1. L-methionine – action

It is worth remembering that L-methionine is also an essential component for the synthesis of glutathione, which is one of the most important compounds in the protection of the body against free radicals.

The supplement is also used in the case of poisoning with hepatotoxic drugs, alcohol or ammonia, moreover it effectively supports the natural processes of regeneration of connective tissue, skin, hair and nails, it is also used to alleviate the symptoms of acne.

  1. L-methionine – dosage

An adult needs around 20 mg methionine per kilogram of body weight.In the case of poisoning, take 2.5 g of methionine every 4 hours and supplement the supplement with an appropriate amount of vitamin C (at least 500 mg).

Chronic acne, hair and nail diseases are conditions in which it is advisable to use 500 mg methionine twice a day for a period of not less than half a year.

  1. L-methionine – precautions

The L-methionine supplement is generally considered a preparation safe for human health and life, however, as with other preparations, it is necessary to follow the manufacturer’s instructions, that is the use of specific doses.

Excess L-methionine in the body – despite appearances – can contribute to negative effects, can cause nausea, drowsiness, constipation, headaches, acidification of the body, and even lowering the level of folic acid.

L-methionine should not be used by pregnant women, mothers who are breastfeeding or women who use replacement hormonal contraception.Special precautions should also keep people suffering from mental illness, especially schizophrenia.