- Wikipedia: Tryptophan
User-edited article about tryptophan, one of the 20 standard amino acids, as well as an essential amino acid in the human diet.
en.wikipedia.org/wiki/Tryptophan
- FDA/CFSAN: Information Paper on L-tryptophan and 5-hydroxy-L-tryptophan
2001 report describing linkages between L-tryptophan and 5-hydroxy L-tryptophan and an outbreak of eosinophilia myalgia syndrome. From the U.S. Food and Drug Administration.
vm.cfsan.fda.gov/~dms/ds-tryp1.html
- 5-HTP - Myth Or Miracle?
Explores the effectiveness of 5-hydroxy-tryptophan in treating anxiety and in regulating serotonin levels in brain and central nervous system.
www.vanderbilt.edu/AnS/psychology/health_psychology/5htp_myth.htm
- MedlinePlus Medical Encyclopedia: Tryptophan
Information about tryptophan, an essential amino acid necessary for normal growth in infants and for nitrogen balance in adults.
www.nlm.nih.gov/medlineplus/ency/article/002332.htm
- Tryptophan Summary
1997 article by John B. Fagan detailing how genetic engineering processes by a Japanese company produced impure tryptophan supplements that sickened people.
www.holisticmed.com/ge/trypt.html
- About.com: 5-HTP (5-Hydroxytryptophan): Check Before You Swallow
Explains the aspects which need to be considered before consuming 5-HTP supplements.
headaches.about.com/cs/alternative/a/5htp.htm
- About.com: Is 5-HTP Safe for Depression?
Precautions to be taken while using 5-HTP to treat anxiety and as dietary supplements.
depression.about.com/cs/altmed5htp/f/5htp.htm
- UMM: 5-Hydroxytryptophan (5-HTP)
Overview, uses, dietary sources, and precautions to be taken while using the 5-HTP dietary supplements. From the University of Maryland Medical Center.
www.umm.edu/altmed/articles/5-htp-000283.htm
- Molecular Expressions: The Amino Acid Collection - Tryptophan
Illustration and anatomy of tryptophan, the essential amino acid that must be obtained from the diet.
micro.magnet.fsu.edu/aminoacids/pages/tryptophan.html
- MedicineNet: Tryptophan - Oral Capsule
Consumer information about the medication tryptophan including its side effects, drug interactions, and recommended dosages.
www.medicinenet.com/tryptophan-oral_capsule_tablet/article.htm
- Return of Tryptophan, The
Overview of the amino acid which the body uses to create serotonin, a neurotransmitter that regulates appetite, sleep, mood, and pain levels.
www.garynull.com/Documents/spectrum/return_of_tryptophan.htm
- 5-Hydroxytryptophan
(PDF)
Monograph about 5-Hydrotryptophan from the Alternative Medicine Review. Includes biochemical information, results of clinical studies, and contraindications.
www.thorne.com/media/5htp_monograph.pdf
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