L-Tryptophan:

Scientific name: β-indolyl alanine

English name: Tryptophan

CAS No. :73 -22-3

EINECS number: 205-819-9 [2]

Melting point: 281 ~282℃[3]

Density:1.362g/cm3

C11H12N2O 2 204.23

This product is L-2-amino -3 (β-indolyl) propionic acid.Calculated on dry goods, including C11H12N2O2 not less than 99%.

L-5-Hydroxytryptophan or 5-HTTP:

5-Hydroxytryptophan is precusor substance of serotonin in human body, which can help body to balance hormone to control emotion and improve sleep, to enhance the sensibility of satiety center and control the appetite to help weight loss. Molecular weight is C11H12N2O3.