PlainVitamins

5-HTP 100 mg

by Nature's Bounty · capsule · 60 capsules

  • On the market (NIH)
  • UPC 0 74312 05315 3
  • DSLD label 236947
  • Serving 1 capsule

5-HTP 100 mg by Nature's Bounty lists 2 ingredients, 2 with an amount per serving of 1 capsule, such as 58 mg of calcium and 100 mg of 5-hydroxytryptophan. Its current label entered the NIH Dietary Supplement Label Database on October 23, 2020.

What is in 5-HTP 100 mg?

Each row as the label prints it, per serving of 1 capsule. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).

5-HTP 100 mg: Supplement Facts rows against the market (DSLD label 236947, January 2026 release)
IngredientAmount% DVAmong products listing it
Calcium58 mg4%Calcium in 5-HTP 100 mg against 17,831 products58 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg58 mg

70% of 17,831 products listing calcium give more (median 115 mg). Per day at the most servings: 116 mg.

5-Hydroxytryptophanas Griffonia simplicifolia Seed Extract5-HTP (Form: from Griffonia extract PlantPart: seed Genus: Griffonia Species: simplicifolia) (Alt. Name: L-5-Hydroxytryptophan)100 mg5-HTP in 5-HTP 100 mg against 676 products100 mg per serving; the middle half of products list 50 mg to 100 mg, the median 100 mg.100 mg

18% of 676 products listing 5-HTP give more (median 100 mg). Per day at the most servings: 200 mg.

Source: NIH ODS Dietary Supplement Label Database, label 236947 (entered October 23, 2020), version 9.4.0. See the label on DSLD. Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.

Is that a lot?

Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.

The NIH database records 2 servings a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.

The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.

Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.

Which products have the closest formulas?

6 products list the very same ingredients; the nearest amounts come first.

Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.

What does the label say about taking it?

Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.

Directions
Directions: For adults, take one (1) capsule twice daily as needed or at bedtime as 5-HTP may produce drowsiness. If you experience stomach sensitivity, take with food.
Warnings
Warning: Not intended for use by pregnant or nursing women. If you are taking any medications, including anti-depressants or drugs with central nervous system or serotonergic activity, or have any medical condition, including mental health or gastrointestinal concerns, consult your doctor before use.
Discontinue use and consult your doctor if any adverse reactions occur. Do not drive, operate machinery or consume alcohol when taking this product.
Not intended for use by persons under the age of 18. Keep out of reach of children.
Do not use if seal under cap is broken or missing.
Allergens and what it does not contain
No artificial color, no artificial flavor, no artificial sweetener, no preservatives, no sugar, no starch, no milk, no lactose, no soy, no gluten, no wheat, no yeast, no fish. Sodium free.
Storage
Store at room temperature.

Source: label statements in DSLD label 236947.

What else is on the label?

Other ingredients: Dicalcium Phosphate, Gelatin, Contains Less Than 2% of.

How many labels does 5-HTP 100 mg have?

5 labels are on file under this name since December 23, 2011: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 236947 (current) Entered October 23, 2020 · on the market · 60 capsules · UPC 0 74312 05315 3
  2. Label 76097 Entered July 25, 2017 · off the market September 4, 2020 · 60 capsules · UPC 0 74312 05315 3
  3. Label 60220 Entered May 22, 2016 · off the market June 16, 2017 · 60 capsules · UPC 0 74312 05315 3
  4. Label 29214 Entered January 24, 2014 · off the market March 4, 2016 · 60 capsules · UPC 0 74312 05315 3
  5. Label 4213 Entered December 23, 2011 · off the market December 30, 2013 · 60 capsules · UPC 0 74312 05315 3

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names Nature's Bounty, Inc. (manufacturer), Bohemia, NY, U.S.A.. All Nature's Bounty products.

Where next?