L-alanine

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Other names
Synopsis
Uses: Health Conditions
Uses: Body Systems
Products

Other names for l-alanine

Alanine
L-Alanine Powder
Naturally Occurring Amino Acid
alanine
Alpha-Alanine
I-alanine

Synopsis of l-alanine

L-Alanine is a non-essential amino acid that plays a vital role in protein synthesis and is involved in various metabolic processes in the body. As one of the building blocks of proteins, L-alanine is found in many foods high in protein, such as meat, fish, poultry, eggs, and legumes. It can also be synthesized in the body, particularly in the liver, from another amino acid, pyruvate, via a process known as transamination.

L-alanine is important for maintaining blood glucose levels, especially during periods of stress or fasting, as it can be converted into glucose via gluconeogenesis. This conversion helps supply energy to tissues, especially when carbohydrate stores are low. L-alanine is also involved in the detoxification of ammonia and helps in the metabolism of fatty acids and cholesterol. Additionally, it plays a role in the immune system by aiding in the synthesis of antibodies.

In terms of athletic performance, L-alanine is involved in muscle metabolism, contributing to the synthesis of proteins and aiding in the prevention of muscle breakdown during exercise, making it popular in sports nutrition. L-alanine is also found in some supplements aimed at enhancing endurance and reducing fatigue.

Historical Use
L-alanine has been known since the early 20th century when amino acids were first isolated and studied for their role in protein structure and metabolism. It was one of the amino acids identified as part of the protein structure, but its distinct metabolic functions were more thoroughly explored later as the study of amino acids and metabolic pathways evolved.

In traditional diets, foods rich in protein (such as meat, dairy, and legumes) have naturally provided adequate levels of L-alanine, supporting the body’s metabolic needs. L-alanine's role in glucose metabolism and immune function became more widely recognized as research into amino acids and biochemistry advanced.

In modern health and fitness, L-alanine is valued for its support of muscle function, energy production, and immune health. It is included in supplements and sports nutrition products to help improve endurance, recovery, and overall muscle performance, particularly for individuals engaging in intense physical activity.

L-Alanine is commonly found in:

Protein-rich foods like meat, fish, eggs, and dairy products
Amino acid supplements aimed at supporting muscle health, energy production, and endurance
Sports nutrition formulas designed to enhance performance, reduce muscle breakdown, and improve recovery.

L-alanine is used for these health conditions

Athletic and Exercise Aids (Scientific)

l-alanine is used to support these body systems

Muscles (Scientific)

Products containing l-alanine

Health Concerns

Brands