PlainVitamins

5-HTP WORx

by SuperiorLabs · capsule · 90 vegetable capsules

  • On the market (NIH)
  • UPC 8 50569 00660 5
  • DSLD label 256006
  • Serving 1 vegetarian capsule
  • 90 servings

5-HTP WORx by SuperiorLabs lists 4 ingredients, 4 with an amount per serving of 1 vegetarian capsule, such as 20 mg of vitamin B6, 2 mg of zinc, 150 mg of 5-htp and 50 mg of L-theanine. Its current label entered the NIH Dietary Supplement Label Database on October 22, 2021.

What is in 5-HTP WORx?

Each row as the label prints it, per serving of 1 vegetarian 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 WORx: Supplement Facts rows against the market (DSLD label 256006, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin B6as Pyridoxal 5-Phosphate20 mg1,176%Vitamin B6 in 5-HTP WORx against 15,277 products20 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg20 mg

Higher than 71% of 15,277 products listing vitamin B6 (median 6 mg). Per day at the most servings: 40 mg.

Zincas Zinc PicolinateZinc (Form: as Zinc Picolinate)2 mg18%Zinc in 5-HTP WORx against 13,186 products2 mg per serving; the middle half of products list 5 mg to 15 mg, the median 11 mg.DV 11 mgUL 40 mg2 mg

90% of 13,186 products listing zinc give more (median 11 mg). Per day at the most servings: 4 mg.

5-Htp150 mg5-HTP in 5-HTP WORx against 676 products150 mg per serving; the middle half of products list 50 mg to 100 mg, the median 100 mg.150 mg

Higher than 84% of 676 products listing 5-HTP (median 100 mg). Per day at the most servings: 300 mg.

L-Theanine50 mgTheanine in 5-HTP WORx against 1,602 products50 mg per serving; the middle half of products list 90 mg to 200 mg, the median 100 mg.50 mg

79% of 1,602 products listing theanine give more (median 100 mg). Per day at the most servings: 100 mg.

Source: NIH ODS Dietary Supplement Label Database, label 256006 (entered October 22, 2021), 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?

The rows in the top or bottom tenth of the products that list the same ingredient, and any above the adult upper limit at the most servings a day the directions give:

  • 90% of the 13,186 products that print an amount of zinc list more than its 2 mg of zinc (median 11 mg).
  • 79% of the 1,602 products that print an amount of theanine list more than its 50 mg of L-theanine (filed by NIH under theanine) (median 100 mg).

The NIH database records 1 to 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?

The products whose ingredient lists overlap most with 5-HTP WORx's, rare ingredients counting for more.

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, adults take 1 capsule one to two times daily, or as directed by your health care practitioner.
Warnings
Please consult a physician before consuming this product if you are pregnant or nursing, taking medication or have a medical condition.
Not intended for use by individuals under the age of 18.
Do not use if safety seal is damaged or missing.
Keep out of reach of children.
Allergens and what it does not contain
Our capsules contain absolutely no magnesium stearate, dioxides, preservatives, or other potentially harmful artificial ingredients of any kind.
Does Not Contain: Magnesium stearate, dioxides, preservatives, or artificial ingredients of any kind.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 256006.

What else is on the label?

Other ingredients: Plant Cellulose, organic Rice extract.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Metal Safe Heavy Metal Tested Certified GMP Facility Made in USA.

How many labels does 5-HTP WORx have?

One label is on file, entered on October 22, 2021.

  1. Label 256006 (current) Entered October 22, 2021 · on the market · 90 vegetable capsules · UPC 8 50569 00660 5

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

Who makes it?

The label names Superior Labs, LLC. (distributor), Park City, UT. All SuperiorLabs products.

Where next?