Serotonin, also known as 5-Hydroxytryptamine or 5-HT, is a hormone found in the gut and the central nervous system (CNS). In the gut, serotonin regulates intestinal contractions; in the CNS, it acts as a neurotransmitter, moving messages between...
Serotonin is a neurotransmitter that has numerous physiological functions in the central nervous system. It is made from l-tryptophan, an essential amino acid found in many protein foods. Low serotonin levels in the brain occur from dietary...
Low serotonin levels lead to a variety of psychiatric disorders that, while they might seem unrelated on the surface, all result from an overriding sense of discomfort and anxiety. Patients with low serotonin tend to feel uncomfortable, because...
Serotonin is a neurotransmitter that works with the body's nervous system. It has a major role in regulating the temperature of the body, sleep and mood states. If serotonin levels are too low, it can result in depression, nausea, intestinal...
Vitamin B6, also known as pyridoxine, is one of the eight B complex vitamins. It is used throughout your body, but most importantly, it is essential for healthy growth in your brain and nerves. While more research needs to be conducted on the...
Serotonin is a hormone found in the human body that transmits signals between nerve cells and causes blood vessels to narrow. According to the Britannica Online Encyclopedia, serotonin is also known as 5-hydroxytryptamine. It is most concentrated...
Brain cells use transmitting molecules, called neurotransmitters, to communicate with each other. Serotonin is a neurotransmitter that modulates mood, appetite, sexual desire and sleep patterns. While certain antidepressants increase serotonin...
The neurotransmitter serotonin is important to feelings of happiness, relaxation and well being. Low levels produce a variety of symptoms, the majority of which can be classified as mood disorders. In fact, serotonin is so important to maintaining...
The neurotransmitter serotonin is synthesized in the brain from tryptophan---an amino acid---and a component of protein. High levels of tryptophan in the blood signal the brain to make serotonin, but some individuals have low serotonin levels for...
The biochemical serotonin is produced in the brain from the amino acid L-tryptophan and distributed to the central nervous system, blood platelets and gastrointestinal system of the body. Low serotonin levels may be the result of stress, a dietary...
The brain has several different types of neurotransmitters essential for regulating activities such as moods, behavior, sleep and learning abilities. One of these neurotransmitters, serotonin, is created in portions of the brain known as the pons,...
Serotonin is a chemical produced by nerve cells in the brain. Low serotonin levels in the body are linked to instances of depression as well as insomnia. Low levels of serotonin are more common in those who do not consume meat; meat contains an...
Serotonin, also called 5-hydroxytryptamine (5-HT), is a neurotransmitter, a chemical required for the healthy functioning of your brain cells, nerves and gastrointestinal tract. Serotonin is synthesized in the brain and regulates sleep, body...
Serotonin is part of the brain's internal communication system. It's a neurotransmitter, meaning it helps the brain cells, or neurons, send information to each other. Specifically, serotonin signals brain cells that an individual feels relaxed and...
Serotonin is a chemical manufactured by the brain that regulates mood. Low levels of serotonin in the body may contribute to depression, according to Simon N. Young, lead author of "How to Increase Serotonin in the Human Brain without Drugs."...
The neurotransmitter serotonin, also known by its chemical name 5-hydoxytryptamine, is released by neurons in the pineal gland of the brain but can affect structures all over the body. Some of the effects of serotonin seem unrelated, making this...
Serotonin is a neurotransmitter found throughout the human body. It has been closely linked with mood, emotion and sleep, according to Dr. C. George Boeree. Inadequate levels of serotonin can result in depression, obsessive compulsive disorder,...
Serotonin affects your sleep and your mood as well as numerous body processes such as regulating appetite and body temperature. Caffeine stimulates serotonin production in your brain. Thus, it may seem logical to drink caffeine to boost low...
Serotonin is a key neurotransmitter, or chemical, in the brain that regulates how we feel each day. Reduced levels of serotonin in the body could result from poor diet, stress, or lack of sleep and exercise. Many people can feel depression,...
Serotonin, a derivative of an amino acid called tryptophan, is a chemical that interacts with nerve receptors in the brain to influence physical and mental functions such as mood, appetite, sleep cycles and pain regulation. Throughout the body,...
The dietary supplement 5-hydroxytryptophan, or 5-HTP, is derived from the seeds of a plant called Griffonia simplicifolia, which grows in Africa. It is a precursor of serotonin, one of the neurotransmitters found in your brain. This supplement has...
Tryptophan is an important organic chemical known as an amino acid. Humans need tryptophan for normal growth as infants and for the synthesis of vitamin B-3 and serotonin, the latter of which is a chemical in the brain that produces healthy sleep...
Serotonin is a chemical substance also known as 5-hydroxytryptamine that is derived from the amino acid tryptophan, notes Encyclopedia Britannica. It is a vasoconstrictor, which means it aids in the narrowing of blood vessels. It also functions as...
Changing your mood can create serotonin in your brain, says Simon Young in his 2007 article in the Journal of Psychiatry and Neuroscience. This is just one way to increase serotonin, a hormone made in your brain that sends messages through your...
Serotonin is an essential nerurotransmitter within the brain and is vital to proper brain function. Serotonin affects moods, emotions, appetite and sleep. Depression is the primary issue resulting from serotonin deficiencies, but other parts of...
Serotonin is a neurotransmitter--a type of chemical that promotes communication between areas of your brain. Healthy serotonin levels are associated with positive moods, while low serotonin levels are linked with depression and other mood...
Serotonin is one of the most important brain chemicals, or neurotransmitters, for regulating the sleep/wake cycle. Diets high in the amino acid tryptophan can maintain healthy serotonin levels, but lifestyle choices like constant travel and an...
Serotonin is a neurotransmitter that links nerve cells and helps different parts of the brain communicate with each other. Serotonin is also known as the "happiness hormone." Low levels of serotonin can affect your mental health and are linked to...
Serotonin is a hormone and neurotransmitter that is naturally produced in the body. Serotonin affects our mood and appetite. Low serotonin levels can cause depression, low self-esteem, anxiety and fatigue. These levels can drop due to poor sleep...
