Chemical Substance - L-Tryptophan
NHPID name:
L-Tryptophan
Reference:
Proper name(s):
Common name(s):
Category:
Approved Chemical Name
Monograph(s):
Schedule 1:
CAS registry number:
Source material:
- Chlorella vulgaris ( Parts: Broken cell )
- Glycine max ( Parts: Seed )
- Limnospira maxima ( Parts: Whole )
- Limnospira platensis ( Parts: Whole )
Source ingredients:
Roles
Medicinal
Rationale:
Classified as an NHP under Schedule 1, item 4 (an amino acid) of the Natural Health Products Regulations.
Reference: NNHPDRestrictions:
General:
Upper limit:
220.0
Units:
Route Of administration:
Detail:
As per the Prescription Drug List, in oral dosage form at a concentration of more than 220 mg per dosage unit or per daily dose, as a single ingredient or in combination with other ingredients, Tryptophan is classified as a non-NHP.
Reference:
Non-medicinal
Purposes:
Restrictions:
General:
Route Of administration:
Allowed purposes:
Reference:
General:
Route Of administration:
Allowed purposes:
Detail:
Up to 0.0001%.
Reference:
Non-NHP
Rationale:
As per the Prescription Drug List, L-Tryptophan, when sold (a) for human use in oral dosage form at a concentration of more than 220 mg per dosage unit or per daily dose, as a single ingredient or in combination with other ingredients; or (b) for human or veterinary use as a single ingredient intended for any route of administration other than oral; is classified as a non-NHP.
Reference: NNHPD