L-Tryptophan 220 mg | NOW® | 60 Veg Capsules
Encourages Positive Mood
Supports Relaxation
L-Tryptophan is a large neutral amino acid essential to human metabolism because it is the metabolic precursor of serotonin (a neurotransmitter), melatonin (a neurohormone), and niacin (vitamin B3), which assist in the regulation of sleep, positive mood, and immune function. L-Tryptophan is not synthesized by the body and must be obtained from the diet.
Features
- AMINO ACID: An essential amino acid that is not synthesized by the body and must be obtained by diet or supplementation.
- CRITICAL INGREDIENTS: Critical for the production of serotonin and melatonin, which help to support a positive mood, healthy sleep patterns, and proper immune system function.
- QUALITY ASSURANCE: Every lot tested to be free of Peak E and microbial contamination
- GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation).
- Source of an essential amino acid for the maintenance of good health
- NPN 80035972
Medicinal Ingredients
L-Tryptophan 220 mg
Non-Medicinal Ingredients
Veg Capsule (hypromellose, water), Cellulose, and Stearic Acid (vegetable source).
Recommended Dose
Adult Dosage: Take 1 capsule daily with meals.
Cautions
Consult a health care practitioner prior to use if you are pregnant or breastfeeding. Tryptophan supplementation should be avoided in depression with reversed diurnal variation. Patients with liver cirrhosis should avoid tryptophan supplementation.
Legal Disclaimer
Actual product packaging and materials may contain more and different information than what is shown on our website. We recommend that you do not rely solely on the information presented and that you always read labels, warnings, and directions before using or consuming a product.
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L-Tryptophan 220 mg | NOW® | 60 Veg Capsules
Encourages Positive Mood
Supports Relaxation
L-Tryptophan is a large neutral amino acid essential to human metabolism because it is the metabolic precursor of serotonin (a neurotransmitter), melatonin (a neurohormone), and niacin (vitamin B3), which assist in the regulation of sleep, positive mood, and immune function. L-Tryptophan is not synthesized by the body and must be obtained from the diet.
Features
- AMINO ACID: An essential amino acid that is not synthesized by the body and must be obtained by diet or supplementation.
- CRITICAL INGREDIENTS: Critical for the production of serotonin and melatonin, which help to support a positive mood, healthy sleep patterns, and proper immune system function.
- QUALITY ASSURANCE: Every lot tested to be free of Peak E and microbial contamination
- GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation).
- Source of an essential amino acid for the maintenance of good health
- NPN 80035972
Medicinal Ingredients
L-Tryptophan 220 mg
Non-Medicinal Ingredients
Veg Capsule (hypromellose, water), Cellulose, and Stearic Acid (vegetable source).
Recommended Dose
Adult Dosage: Take 1 capsule daily with meals.
Cautions
Consult a health care practitioner prior to use if you are pregnant or breastfeeding. Tryptophan supplementation should be avoided in depression with reversed diurnal variation. Patients with liver cirrhosis should avoid tryptophan supplementation.
Legal Disclaimer
Actual product packaging and materials may contain more and different information than what is shown on our website. We recommend that you do not rely solely on the information presented and that you always read labels, warnings, and directions before using or consuming a product.
Product Information
Product Information
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Shipping & Returns
Description
Encourages Positive Mood
Supports Relaxation
L-Tryptophan is a large neutral amino acid essential to human metabolism because it is the metabolic precursor of serotonin (a neurotransmitter), melatonin (a neurohormone), and niacin (vitamin B3), which assist in the regulation of sleep, positive mood, and immune function. L-Tryptophan is not synthesized by the body and must be obtained from the diet.
Features
- AMINO ACID: An essential amino acid that is not synthesized by the body and must be obtained by diet or supplementation.
- CRITICAL INGREDIENTS: Critical for the production of serotonin and melatonin, which help to support a positive mood, healthy sleep patterns, and proper immune system function.
- QUALITY ASSURANCE: Every lot tested to be free of Peak E and microbial contamination
- GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation).
- Source of an essential amino acid for the maintenance of good health
- NPN 80035972
Medicinal Ingredients
L-Tryptophan 220 mg
Non-Medicinal Ingredients
Veg Capsule (hypromellose, water), Cellulose, and Stearic Acid (vegetable source).
Recommended Dose
Adult Dosage: Take 1 capsule daily with meals.
Cautions
Consult a health care practitioner prior to use if you are pregnant or breastfeeding. Tryptophan supplementation should be avoided in depression with reversed diurnal variation. Patients with liver cirrhosis should avoid tryptophan supplementation.
Legal Disclaimer
Actual product packaging and materials may contain more and different information than what is shown on our website. We recommend that you do not rely solely on the information presented and that you always read labels, warnings, and directions before using or consuming a product.
