Amino acids L-Arginine

Amino acids

L-Arginine

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Description L-Arginine

The information in the FAQ section was created by the Liki24.co.uk team and is based on the official manufacturer's manual

L-arginine is an amino acid that helps protect liver, metabolic, cardiovascular and renal functions. It acts as a precursor for the synthesis of proteins and other molecules of great biological importance, including nitric oxide, proline, creatine and urea.

Forms of release

L-arginine is usually available as a supplement – tablets or capsules:

L-arginine Secom, tablets
L-arginine, tablets, Cosmopharm
L-arginine, BioTech USA
L-arginine, capsules, Dvr Pharm
L-arginine, capsules, Zenyth

Concentrations may vary depending on the individual product. L-arginine is also available in ampoules or as a drink. Other supplements contain additional ingredients for synergistic benefits and effects. For example, supplements containing arginine and citrulline may be particularly beneficial for athletes, supporting athletic performance and muscle development.

Indications

L-arginine acts as a liver protector in cases of impaired liver function. It is also recommended for kidney health, cholesterol control, blood sugar regulation and to improve peripheral circulation. It can also be beneficial in cases of cardiovascular problems – it has a cardiovascular protective effect.

Dosage and administration

The recommended doses depend on the concentration of the product and the doctor's instructions. Usually, 1 capsule or tablet per day is recommended, before meals.

Contraindications

There are also some contraindications for L-arginine. It is not recommended in case of allergy to any of the product's ingredients. L-arginine supplements may also be contraindicated in cases of herpes, schizophrenia or gigantism. It is not recommended for young children, during pregnancy or breastfeeding. It may sometimes be contraindicated in cases of cardiovascular disease, diabetes, renal failure or hyperkalaemia.

Interactions with other medicines and foods

The product is usually safe and does not interact with other medications. However, for safety reasons, inform your doctor about any treatments you are following.

Side effects

L-arginine is usually safe and does not cause Side effects as long as the recommended doses are followed. L-arginine is usually well tolerated when taken orally, intravenously or applied to the skin. Some of the reactions that may occur when taking L-arginine in rare cases include bloating, diarrhoea, nausea, abdominal discomfort (gastrointestinal), increased blood urea, decreased haematocrit values.

Overdose

Follow the recommended doses to avoid any effects of overdose.

Storage

Store at room temperature, away from heat, moisture and direct sunlight.

List of references

FAQ

Does L-arginine affect driving ability?

Can I use L-arginine during pregnancy and breastfeeding?

L-arginine or Sargenor?

Is L-arginine good for athletes?

Features

Category	Vitamins & Supplements, Vitamins and Minerals, Vitamin D (Cholecalciferol), Minerals, Multivitamins and Minerals, Heart health, Cardiovascular protectors, Respiratory system, Respiratory System Health, Nervous System, Amino acids, Supplements for athletes, Diet and Nutrition, Sports nutrition, Promotions, Mineral complexes, Magnesium, Cerebral circulation, Protein, Pre-training complexes, Black Friday, Useful kits, Health and wellness products -35%, Products from Across Europe, Products from Poland, Products from Germany, Products from Romania
Brand	Alevia, Balkan Pharmaceuticals, Biotech USA, Cosmo Pharm, Dvr Pharm, GNC, Now Foods, Ostrovit, Pro Nutrition, Secom, SFD, Skoczylas, Solgar, Swanson, Weider, Zenyth
Product type	Capsules, Sachets, Tablets

Reviews

Average rating 4.5 based on 244 reviews

L-Arginine 1000 mg, 60 capsules

Thank you for the order. OK, I received what I needed.

Faina

30.09.2026

SFD L-Arginine, arginine, 200 capsules

Very good for vitality!

Casian

28.03.2025

Now Foods Arginine and Citrulline, L-Arginine and Citrulline, 120 Capsules

Great For muscles and pain

iangreco

23.10.2025

L-arginine, 60 capsules, Dvr Pharm

Thanks for the order. OK.

Faina

16.09.2026

L-Arginine 1000 mg Solaray, 30 tablets, Secom

L.ARGININE IS THE ONE THAT HELPS POTENCY ????

Gheorghe

15.04.2023

L-Arginine 1000 mg, 60 capsules

Faina

30.09.2026

Thank you for the order. OK, I received what I needed.

L-arginine, 60 capsules, Dvr Pharm

Faina

16.09.2026

Thanks for the order. OK.

Now Foods Arginine and Citrulline, L-Arginine and Citrulline, 120 Capsules

iangreco

23.10.2025

Great For muscles and pain

SFD L-Arginine, arginine, 200 capsules

Casian

28.03.2025

Very good for vitality!

L-Arginine 1000 mg Solaray, 30 tablets, Secom

Gheorghe

15.04.2023

L.ARGININE IS THE ONE THAT HELPS POTENCY ????