Best L-Tryptophan Enhanced with B6 & Niacinamide by
Doctor's Best
Doctors Best Best L-Tryptophan Enhanced with B6 & Niacinamide Formerly Best L-Tryptophan TryptoPure
L-Tryptophan is an essential amino acid (protein building block) in human nutrition. Essential amino acids are not synthesized by the body and must be obtained in the diet. The L-tryptophan in this product is manufactured and tested for purity according to the Japanese Pharmacopeia (JP) and the United States Pharmacopeia (USP) standards. Vitamin B6 is an essential cofactor in the conversion of tryptophan, while niacinamide plays an improtant role in allowing our body to properly utilize this essential amino acid.
Suggested Use
1 or 2 capsules daily, or as directed by a health practitioner. For optimum absorption, take separately from protein-containing foods and dietary supplements containing protein or amino acids.
Warnings
Uncontaminated L-tryptophan has a thirty-year history of safety and absence of adverse effects at levels commonly consumed by humans. When administered in abnormally high dosages of 7 grams (for a 150 pound human) per day, potential side effects include gastric irritation, vomiting, and head twitching (Alt Med Rev monograph 2006). Use during pregnancy or lactation has not been studied as of yet and is, therefore, not recommended. L-tryptophan should not be used by individuals taking antidepressant drugs without close medical supervision.
Ingredients

About Doctor's Best
FOUNDED IN 1990 BY A PIONEERING PHYSICIAN COMMITTED TO SCIENCE-BASED ALTERNATIVE HEALTH CARE, DOCTOR’S BEST OFFERS ONLY THE MOST IMPORTANT NUTRITIONAL SUPPLEMENTS. CONTAINING THE FINEST QUALITY RAW MATERIALS FROM AROUND THE WORLD, DOCTOR’S BEST SUPPLEMENTS EMBODY THE BEST THAT TRADITIONAL KNOWLEDGE AND CURRENT SCIENTIFIC RESEARCH HAVE TO OFFER IN THE FIELD OF THERAPEUTIC NUTRITION. EACH OF OUR PRODUCTS IS ACCOMPANIED BY AN ANNOTATED "FACT SHEET" WITH DETAILED BACKGROUND INFORMATION, STRUCTURE-FUNCTION STATEMENTS, AND SCIENTIFIC REFERENCES THAT SUBSTANTIATE THESE STATEMENTS. ALL STRUCTURE-FUNCTION STATEMENTS HAVE BEEN FILED WITH FDA IN ACCORDANCE WITH DSHEA REGULATIONS.
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