Beta-Alanine

What is Beta-Alanine?

Beta-Alanine is a non-essential amino acid that plays a central role in increasing carnosine levels in muscles. Carnosine is a dipeptide that acts as a buffer against acidity in muscles during intense exercise, helping to delay fatigue and improve performance. Beta-Alanine is especially popular among athletes and fitness enthusiasts aiming to maximise their training and recovery.

How does it work in the body?

When beta-alanine is ingested, it is transported to muscle cells where it combines with histidine to form carnosine. Carnosine acts as a buffer that reduces the accumulation of hydrogen ions produced during anaerobic exercise. By reducing acidity in the muscles, carnosine can delay fatigue and improve endurance and strength during high-intensity training.

Scientific benefits

Several studies have investigated the effects of beta-alanine on performance. According to a meta-analysis published in the Journal of the International Society of Sports Nutrition, beta-alanine has been shown to improve anaerobic capacity and endurance during high-intensity exercise. In a study by Zoeller et al. (2015), participants supplementing with beta-alanine were able to perform more repetitions of an exercise compared to the control group.

• Improved muscle endurance: Beta-alanine can increase the number of repetitions performed during strength training.
• Delayed fatigue: By buffering lactic acid, beta-alanine can delay the sensation of exhaustion experienced during intense exercise.
• Increased performance: Studies show enhanced performance in explosive activities such as sprinting and weightlifting.

Dosage and recommendations

The recommended dose of beta-alanine typically ranges from 2 to 5 grams per day. It is important to note that the effects of beta-alanine develop over time, so it is advised to take it daily over a longer period rather than only before training. Many users report a characteristic tingling sensation, known as paraesthesia, after taking beta-alanine, which is completely harmless but may be uncomfortable for some.

Best sources and forms

Beta-alanine is available in dietary supplements in various forms, including powders and capsules. Most sports supplements containing beta-alanine are designed to be taken before training to maximise effects. It is also possible to obtain beta-alanine through diet, but in significantly lower amounts. Sources include meat and fish, where beta-alanine occurs naturally.

Side effects and warnings

Beta-alanine is generally considered safe for most people when taken at recommended doses. The most common side effect is the aforementioned paraesthesia, which can be experienced as a tingling sensation on the skin. If you are pregnant, breastfeeding, or have a medical condition, you should consult a doctor before starting any new supplement.

Frequently asked questions

Is beta-alanine effective for all types of exercise?

Beta-alanine is particularly effective for high-intensity and anaerobic exercise, such as strength training and sprinting. It may have less effect during low-intensity exercise.

How long does it take to notice the effects of beta-alanine?

It can take several weeks of daily use before the positive effects of beta-alanine are noticed, as muscle carnosine levels need to increase.

Can I combine beta-alanine with other supplements?

Yes, beta-alanine can be combined with other supplements such as creatine and BCAAs to further enhance training results.

Is it safe to take beta-alanine every day?

Yes, beta-alanine is safe for daily use within recommended doses.

What is the best time to take beta-alanine?

It is recommended to take beta-alanine daily, but for maximum effect it may be beneficial to take it 30-60 minutes before training.