This page contains brief details about the drug , it's indication, dosage & administaration, mechanism of action, related brands with strength, warnings and common side effects.

Background and Date of Approval

L-isoleucine + L-leucine + L-valine (BCAA)  belongs to the therapeutic class of  deficiency supplements

Mechanism of Action of undefined

L-Isoleucine + L-leucine + L-Valine (BCAA) works by improving protein synthesis and reducing protein breakdown in the muscles. This can help to improve muscle mass and strength, and it can also help to reduce muscle wasting in patients with liver disease, cancer, and other chronic conditions.

Uses of undefined

L-Isoleucine + L-Leucine + L-Valine (BCAA) is particularly useful for people with conditions that affect muscle mass and function, such as liver disease, chronic kidney disease, cancer, and HIV/AIDS. It can also be used by athletes and others who want to improve their muscle mass and performance.

undefined Drug administaration and Dosage available

L-Isoleucine + L-Leucine + L-Valine (BCAA)  is administered orally. The best route of administration depends on the individual's needs and preferences, but oral administration is typically the most convenient.

Warnings, Precautions and Side Effects of undefined


You may experience allergic reactions after taking L-Isoleucine + L-Leucine + L-Valine (BCAA). Symptoms of an allergic reaction may include hives, swelling, difficulty breathing, and anaphylaxis. You may experience kidney stones. It can damage the liver, especially in people with pre-existing liver disease. Liver damage can be serious and even life-threatening. can also cause other side effects, such as nausea, vomiting, diarrhea, abdominal pain, headache, fatigue, and dizziness.


Talk to your doctor before taking L-Isoleucine + L-Leucine + L-Valine (BCAA should be used with caution by people with kidney disease, liver disease, or diabetes. Take only what is directed. Drink plenty of fluids. This will help to prevent kidney stones. Be aware of the potential side effects of this medication. If you experience severe or persistent side effects, stop taking it and talk to your doctor.

Side Effects

L-Isoleucine + L-Leucine + L-Valine (BCAA) can cause side effects, including nausea, vomiting, diarrhea, abdominal pain, headache, fatigue, and dizziness.   In rare cases, it can cause more serious side effects, such as allergic reactions, kidney stones, and liver damage. 

Word Of Advice

Do not take more than the recommended dosage of L-Isoleucine + L-Leucine + L-Valine (BCAA), as it can increase your risk of side effects. Before taking this medication, talk to your doctor if you have any underlying medical conditions. It should be used cautiously in people with kidney, liver, or diabetes. Consult your doctor before taking it if you are pregnant or breastfeeding. There is limited information on the safety of this medication in pregnancy and breastfeeding. Avoid alcohol while taking it. Be aware of the potential side effects of nausea, vomiting, diarrhea, abdominal pain, headache, fatigue, and dizziness. It can interact with other medications, so it is important to tell your doctor about all your medications. If you are undergoing any medical procedures, tell your doctor before taking it.

Frequently Asked Question


  1. Kazuto Tajiri, Yukihiro Shimizu; Branched-chain amino acids in liver diseases; Translational Gastroenterology and Hepatology; [Published on 30th July 2018] [Accessed on10th Oct 2023];
  2. A Mero; Leucine supplementation and intensive training; Sports Medicine; [Published on June 1999] [Accessed on 10th Oct 2023];
  3. Yasutomi Kamei et al.; Regulation of Skeletal Muscle Function by Amino Acids; Nutrients; [Published on 11th Jan 2020][Accessed on 10th Oct 2023];


The drug information on this page is not a substitute for medical advice; it is meant for educational purposes only. For further details, consult your doctor about your medical condition to know if you can receive this treatment.