PlainVitamins

5-Htp

by Arazo Nutrition · capsule · 120 capsules

  • On the market (NIH)
  • UPC X001MFEIA1
  • DSLD label 285676
  • Serving 1 to 2 capsules; amounts per 2 capsules
  • 60 servings

5-Htp by Arazo Nutrition lists 2 ingredients, 2 with an amount per serving of 2 capsules, such as 328 mg of calcium and 200 mg of 5-hydroxytryptophan. Its current label entered the NIH Dietary Supplement Label Database on February 21, 2023.

What is in 5-Htp?

Each row as the label prints it, per serving of 2 capsules. 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: Supplement Facts rows against the market (DSLD label 285676, January 2026 release)
IngredientAmount% DVAmong products listing it
Calciumas Calcium Carbonate328 mg25%Calcium in 5-HTP against 17,831 products328 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg328 mg

Higher than 80% of 17,831 products listing calcium (median 115 mg).

5-Hydroxytryptophanas Griffonia simplicifolia Seed Extract200 mg5-HTP in 5-HTP against 676 products200 mg per serving; the middle half of products list 50 mg to 100 mg, the median 100 mg.200 mg

Higher than 88% of 676 products listing 5-HTP (median 100 mg).

Source: NIH ODS Dietary Supplement Label Database, label 285676 (entered February 21, 2023), version 9.4.0. See the label on DSLD or its label image (PDF). 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 one serving 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
Suggested use: As a dietary supplement, take two (2) capsules daily. For those with sensitive digestive systems, we recommend to: (1) Take 5-HTP half an hour after a meal or with food. (2) Start with one capsule daily for the first two weeks.
Warnings
Caution: Do not exceed recommended dose.
Pregnant or nursing mothers, children under the age of 18, and individuals with a known medical condition should consult a physician before using this or any dietary supplement.
Keep out of reach of children.
Do not use if safety seal is damaged or missing.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 285676.

What else is on the label?

Other ingredients: Gelatin, Magnesium Stearate.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Third Party Tested Good Manufacturing Practice GMP Sourced from a Certified Facility Formulated in USA.

How many labels does 5-Htp have?

One label is on file, entered on February 21, 2023.

  1. Label 285676 (current) Entered February 21, 2023 · on the market · 120 capsules · UPC X001MFEIA1

DSLD also links this label to: 5-HTP Extra Strength (image difference, same product), 5-HTP Extra Strength (image difference, same product).

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

Who makes it?

The label names Arazo Nutrition (distributor), Wilmington, DE. All Arazo Nutrition products.

Where next?