Double Strength 5-HTP 200 mg
by NOW · Capsule
Supplement facts from the label of Double Strength 5-HTP 200 mg by NOW: Niacin 20 mg, Vitamin B6 2.0 mg, 5-Hydroxytryptophan 200 mg, Glycine 100 mg….

Supplement Facts
| Ingredient | Per serving | % DV | Upper limit (adults) |
|---|---|---|---|
| Niacin (Niacinamide, Vitamin B3) | 20 mg | 125% | 35 mg · 57% at label max |
| Vitamin B6 (Pyridoxine Hydrochloride) | 2.0 mg | 118% | 100 mg · 2% at label max |
| 5-Hydroxytryptophan (Griffonia simplicifolia Seed Extract) | 200 mg | — | — |
| Glycine | 100 mg | — | — |
| Taurine | 100 mg | — | — |
| Inositol | 100 mg | — | — |
Upper limits: NIH ODS Fact Sheets for Health Professionals. Compared only where the unit converts and the limit applies to the form on the label.
On the label
For: Vegan · Vegetarian · Adult (18 - 50 Years) · Kosher · Women (not pregnant or lactating) · Halal · Gluten Free · Dairy Free
Claim types: Nutrient · All Other · Structure/Function
Suggested/Recommended/Usage/Directions: Suggested Usage: Take 1 capsule daily, preferably on an empty stomach at bedtime.
Formula re: Contains: 5-HTP, the intermediate metabolite between the amino acid tryptophan and serotonin, is extracted from the seed of an African plant (Griffonia simplicifolia). NOW Double Strength 5-HTP has twice the 5-HTP (200 mg per capsule) as in our regular strength product (100 mg per capsule).
FDA Disclaimer Statement: These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.
Precautions re: Children: Caution: For adults only.
Precautions re: Pregnant or Nursing or Prescription Medications: Not recommended for pregnant/nursing women. Consult physician if taking medications (especially antidepressants), or have a medical condition.
Precautions re: All Other: May cause drowsiness and mild transient GI symptoms. Take with food in case of GI upset.
This page repeats what the label says and the official upper limits for healthy adults. It is not medical advice: ask a doctor, pharmacist or registered dietitian about your own intake, especially if you are pregnant, take medicines or have a health condition.
Label data: NIH Office of Dietary Supplements, Dietary Supplement Label Database (dsld.od.nih.gov), public domain. Upper limits: NIH ODS Fact Sheets for Health Professionals (values from the Institute of Medicine, Food and Nutrition Board).