Essential amino acid must be obtained from diet to meet the needs of the body. Tryptophan is essential to control mood and sleep patterns. Can be used to treat depression and insomnia. Converted to Vitamin B3-Niacin in the body, so, helps control triglyceride levels in the blood.
Note: Contrary to popular belief, turkey does not contain any more Tryptophan than meats or fish. The reason you're sleepy on Thanksgiving is probably due to do a combination of excessive fat intake and boring relatives.
Depression, insomnia and fatigue. Protein-amino acid deficiencies can lead to malnutrition, muscle breakdown, confusion, allergies, depression, diabetes, infection and schizophrenia.
Long term supplementation can increase risk of infection, cold and some cancers. High doses of Tryptophan can cause nausea and increase the risk to intestinal infections. Tryptophan was banned by the FDA from 1989 to 1994 due to an illness thought to be caused by the nutrient. It turned out to be poor quality control. Here is an FDA comment on the subject:
"Although FDA continues to enunciate its concern about the safety of dietary supplements containing L-tryptophan and related compounds such as L-5-hydroxytryptophan, this does not mean that FDA prohibits the marketing of dietary supplements that contain L-tryptophan. Under the Food, Drug and Cosmetic Act (the Act), as amended by the Dietary Supplement Health and Education Act of 1994 (DSHEA), the manufacturer is responsible for ensuring that its products are safe." From full article at http://www.cfsan.fda.gov/~dms/ds-tryp1.html
Cottage cheese, seafood, meats, poultry, peanuts, sesame seeds, lentils.
The recommended amount of Tryptophan of 15-25 mg can be easily obtained from a balanced diet. Because of possible toxic side effects, we recommend supplementation only under doctor supervision.
People looking for nutrient information usually want to avoid health problems, get the most out of life and the most life they can. Not just physical existence, but mental and spiritual. If you have more than body or looks in your health and fitness goals, you can find it spiritually through God. He can heal the stuff your diet doesn't control and bring real health and fitness to your life. If you want His help, go to Healing From God.
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