The review introduces the molecular subtypes of breast cancer and outlines how altered amino acid metabolism supports tumor ...

How tryptophan influences mood. Serotonin, often referred to as the ‘feel-good’ hormone, depends on tryptophan. Without sufficient levels of this amino acid, the body struggles to produce ...

Certain amino acids, such as tryptophan and phenylalanine, are used to make important chemicals in the brain, called neurotransmitters. These include dopamine and serotonin, which can affect your ...

Discover 9 unexpected tryptophan-rich foods beyond turkey that can naturally enhance your mood, improve sleep quality, and boost overall brain health.

Advanced treatments, known as immunotherapies that activate T cells—our body's immune cells—to eliminate cancer cells, have ...

Soy products contain plenty of this essential amino acid. For example, when you cook tofu at home, one cup of firm tofu packs an impressive 592 mg (212% RDI), and an 8-ounce glass of soy milk has ...

Nine essential amino acids—histidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan, and valine—are available only through foods or supplements. “You can’t store amino ...

Trytophan is one of the amino acids, which the body uses to make proteins to help it grow and repair tissue, according to the National Library of Medicine. The body can’t produce tryptophan, so ...

Tryptophan is one of 20 essential, naturally-occurring amino acids, which are the building blocks of proteins, according to the nonprofit Center For Food As Medicine.

There are 20 amino acids in food, and nine of them (if you’re curious: leucine, isoleucine, valine, histidine, lysine, methionine, phenylalanine, threonine, and tryptophan) are essential.