Brand: NOW

CapsuleAmino acid/ProteinOn Market
Click to view full label

Net Contents

90 Veg Capsule(s)

Serving Size

1 Veg Capsule(s)

Servings Per Container

Not specified

Supplement Form

Capsule

Bar Code (UPC/SKU)

7 33739 00099 6

Product Version

CODE 0099B V4

Label Analysis

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

1Active Ingredients

Single-ingredient formula listed in Supplement Facts.

100%Amount Transparency

Every active ingredient discloses a specific amount per serving.

5Dietary Attributes

Label states: Vegan, Vegetarian, Non-GMO, Gluten-Free, Kosher.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Supplement Facts

Serving Size: 1 Veg Capsule(s) · 1 per day

IngredientAmount Per Serving
5-Hydroxytryptophan(Griffonia simplicifolia Seed Extract)50 mg

Not Present

Other Ingredients

Rice FlourHypromellose

Target Groups

VeganVegetarianAdult (18 - 50 Years)KosherGluten FreeDairy Free

Label Claims

NutrientAll OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Suggested Usage: Take 1 capsule daily, preferably on an empty stomach at bedtime.

Warnings & Precautions

Precautions re: All Other

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.

Precautions re: Children

Keep out of reach of children.

Precautions re: Allergies

Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish or tree nut ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.

Storage

Storage

Store in a cool, dry place after opening.

Formulation

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).

Formulation re: Does NOT Contain

Non-GMO

Formula re: Kosher

Triangle K

Formulation re: Vegetarian/Vegan

Vegetarian/Vegan

Formulation re: Does NOT Contain

Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish or tree nut ingredients.

FDA Statements

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.

FDA Statement of Identity

A Dietary Supplement

Other Label Statements

General Statements: All Other Content

Natural color variation may occur in this product.

General Statements: All Other Content

Neurotransmitter Support Supports a Positive Mood

Seals/Symbols

Non-GMO Triangle K

General Statements: All Other Content

Amino Acids

General Statements: All Other Content

Family owned since 1968.

Seals/Symbols

GMP Quality Assured

Manufacturer & Distributor

Manufacturer

NOW Foods

395 S. Glen Ellyn Rd., Bloomingdale, IL, 60108, USA

Market Reference

$6.89 – $67570.00· 40 listings
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    Walmart - Fruitful Yield4.7(14000)
    $26.24
  • (2 pack) NOW Supplements, 5-htp (5-hydroxytryptophan) 50 mg, Neurotransmitter Support*, 180 Veg Capsules, Beige

    Walmart - Fruitful Yield4.7(14000)
    $40.12
  • 5HTP Now View Nutrition Facts

    The supplements factory
    $30.00
  • NOW Foods 5-HTP 200mg 60 Veg Capsules

    Target4.8(2000)
    $20.99
  • Now Foods 5-HTP 200 mg 120 Veg Capsules

    iHerb4.8(2000)
    $34.29
  • (2 pack) NOW Supplements, 5-htp (5-hydroxytryptophan) 100 mg, Neurotransmitter Support*, 60 Veg Capsules, Beige

    Walmart - Fruitful Yield4.7(21)
    $25.40
  • Best Naturals 5-HTP mg 120 Capsules

    Target4.6(196)
    $9.99

Where to Buy Locally

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Research & Studies

  • Nutritional supplements

    JE Settle - … and Alternative Therapies in Mental Health, 2002 - Elsevier

    … acids, SAMe and 5-HTP, in mental health and treatment. SAMe … 5-HTP is a modified version of the essential amino acid, … , treatment should begin at 50 milligrams three times daily or …

    20024 citations
  • The Impact of 5-Hydroxytryptophan Supplementation on Cognitive Function and Mood in Singapore Older Adults: A Randomized Controlled Trial

    S Li, CN Sutanto, X Xia, JE Kim - Nutrients, 2025 - mdpi.com

    … capsules (NOW Foods, Bloomingdale, IL, USA) 20–30 min before bedtime or the control … were cognitively healthy and had not previously taken 5-HTP supplementation, 100 mg was …

    20255 citations
  • 5-HTP: The natural way to overcome depression, obesity, and insomnia

    M Murray - 1999 - books.google.com

    … can influence brain and body chemistry, I recommend that it be used under medical … This form of 5-HTP is now widely availablewithout a prescription as a nutritional supplement. As you …

    199933 citations
  • Secrets of 5-HTP: Nature's Newest Super Supplement

    W Conkling - 1998 - books.google.com

    … , and your overall health. In fact, its impressive performance in treating a wide range of … alternative to tryptophan is now known: 5HTP. As a supplement, 5-HTP is superior to tryptophan …

    1998
  • Can I Take 5-HTP with Ambien (Zolpidem)? A Clinical Review

    HDZA Work - healthrx.com

    … in the pineal gland, supplemental 5-HTP is marketed as a way to … Starting at 50 mg and titrating only after 1 to 2 weeks of … is not a substitute for individual medical advice from a licensed …

  • 5-HTP, the natural SSRI alternative

    J South - aging-matters.com

    … and then 5-HTP is converted to 5-HT by a vitamin B6 dependant enzyme. Yet now, thanks to … is a natural substance normally made by the brain, without medical supervision prudence …

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2019-07-24. DSLD Label ID: 204618. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.