Each tablet contains: L-Threonine 500 mg. Other Ingredients: Cellulose, Calcium Phosphate, Calcium Stearate.
Brand name products often contain multiple ingredients. To read detailed information about each ingredient, click on the link for the individual ingredient shown above.
Below is general information about the effectiveness of the known ingredients contained in the product L Threonine. Some ingredients may not be listed. This information does NOT represent a recommendation for or a test of this specific product as a whole.
INSUFFICIENT RELIABLE EVIDENCE to RATE
Below is general information about the safety of the known ingredients contained in the product L Threonine. Some ingredients may not be listed. This information does NOT represent a recommendation for or a test of this specific product as a whole.
LIKELY SAFE ...when used orally in food amounts. Threonine as L-threonine in doses of 7-14 mg/kg daily (about 0.5-1 gram daily) has been suggested to be the minimum amount required to maintain a positive nitrogen balance in humans and is generally considered to be safe (60072,94096).
POSSIBLY SAFE ...when used orally and appropriately in medicinal amounts. Taking threonine in doses up to 4 grams daily for up to 12 months seems to be safe (681,12056,12057,12059,60069).
PREGNANCY AND LACTATION:
Insufficient reliable information available; avoid using.
Below is general information about the interactions of the known ingredients contained in the product L Threonine. Some ingredients may not be listed. This information does NOT represent a recommendation for or a test of this specific product as a whole.
Threonine increases central nervous system (CNS) glycine levels (12058). Glycine seems to bind a site on NMDA receptors and enhance the activity of the receptor (681,12057). Theoretically, this might decrease the effects of NMDA receptor antagonists such as memantine (Namenda).
|
Below is general information about the adverse effects of the known ingredients contained in the product L Threonine. Some ingredients may not be listed. This information does NOT represent a recommendation for or a test of this specific product as a whole.
General ...Orally, threonine seems to be well tolerated. Some patients can experience minor gastrointestinal upset including diarrhea (12056). Other side effects reported in people who have taken threonine include headache, rhinorrhea, flatus, constipation, and skin rash. One patient had a two-fold increase in serum ammonia levels following administration of threonine 4 grams daily (681).
Dermatologic ...Orally, skin rash has been reported in people who have taken threonine (681).
Gastrointestinal ...Orally, some patients can experience minor gastrointestinal upset including diarrhea (12056). Other side effects reported in people who have taken threonine include flatus and constipation (681).
Neurologic/CNS ...Orally, headache has been reported in people who have taken threonine (681).
Pulmonary/Respiratory ...Orally, rhinorrhea has been reported in people who have taken threonine (681).
Other ...Orally, a two-fold increase in serum ammonia levels occurred in one patient following administration of threonine 4 grams daily (681).