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Description
Tryptophan is an amino acid that the body produces naturally, and this is vital for helping the body to feel drowsy and fall asleep at night
A dose of 1,000 mcg is often used, mainly for severe cases or initial treatment

Avoid strenuous exercise for 48 hours after your treatment

[DOI] [PMC free article] [PubMed] [Google Scholar] 50.Angrisani L., Santonicola A., Iovino P., Vitiello A., Higa K., Himpens J., Buchwald H., Scopinaro N