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5-HTP 100 mg
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5-HTP 100 mg

Brand: Physician's Preference

VegetarianContains no sugarAmino acid/Protein
Quality score
60/100
DSLD
11062
UPC
811749010133
Form
Capsule
Serving size
1 Vegetarian Capsule(s)
≈ 120 servings
Net contents
120 Vcap(s)(R)
Standard Pack
Top DV
Vitamins
Per serving
Directions
Suggested Usage: As a dietary supplement, take 1 Vcap(R) daily, preferably on an empty stomach at bedtime.
NIH DSLD-backedSource links included

Dr. Feb's Analysis

Scientific Mechanism

The active ingredient, 5-HTP (5-hydroxytryptophan), is a naturally occurring amino acid derived from the seeds of the African plant Griffonia simplicifolia. It serves as a direct biochemical precursor to serotonin, a critical neurotransmitter. When ingested, 5-HTP crosses the blood-brain barrier and is decarboxylated into serotonin (5-HT). By increasing central nervous system serotonin levels, it helps regulate mood, sleep cycles, and appetite. This bypasses the rate-limiting enzyme (tryptophan hydroxylase) found in the standard tryptophan pathway.

Key Benefits

Key benefits include:

  • Supports a balanced mood and emotional well-being
  • Promotes restful, high-quality sleep
  • Helps regulate appetite and sugar cravings
  • Aids in managing mild anxiety symptoms

Usage & Safety

Take 1 vegetarian capsule daily, preferably on an empty stomach or 30 minutes before bedtime for sleep support. Do not exceed the recommended dosage. Crucial Safety Warning: If you are currently taking antidepressant medications (SSRIs, MAOIs), consult a physician prior to use to avoid Serotonin Syndrome. May cause drowsiness; do not operate heavy machinery after consumption.

Daily value highlights
No daily values established.
Receipts
Official label PDF
NIH DSLD label snapshot (primary source)
Open PDF ↗

Frequently Asked Questions

What are the key benefits of 5-HTP 100 mg?▼
It supports mood balance, promotes restful sleep, and aids in appetite regulation by increasing serotonin levels in the brain.
How should I take this supplement?▼
Take 1 capsule daily, typically before bed or on an empty stomach. Always consult a doctor if taking other medications.
Are there known allergens?▼
The product contains natural source 5-hydroxytryptophan. Other ingredients include rice flour and cellulose. Check the label for specific allergen warnings.
Is Physician's Preference a reputable brand?▼
Yes, Physician's Preference is listed in the NIH Dietary Supplement Label Database (DSLD), indicating it meets regulatory data standards.
5-HTP 100 mg
Quality 60/100 • DSLD 11062
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