L-Phenylalanine

by Herbadiet · capsule · 60 v caps

  • On the market (NIH)
  • UPC 5113336165256
  • DSLD label 293636
  • Serving 2 capsules
  • 30 servings

L-Phenylalanine by Herbadiet lists one ingredient: 1,000 mg of L-phenylalanine, powder per serving of 2 capsules. Its current label entered the NIH Dietary Supplement Label Database on June 22, 2023.

What is in L-Phenylalanine?

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).

L-Phenylalanine: Supplement Facts rows against the market (DSLD label 293636, January 2026 release)
IngredientAmount% DVAmong products listing it
L-Phenylalanine, PowderFree form1,000 mgPhenylalanine in L-Phenylalanine against 611 products1,000 mg per serving; the middle half of products list 100 mg to 597.5 mg, the median 250 mg.1,000 mg

Higher than 91% of 611 products listing phenylalanine (median 250 mg). Per day at the most servings: 2,000 mg.

Source: NIH ODS Dietary Supplement Label Database, label 293636 (entered June 22, 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?

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:

  • Its 1,000 mg of L-phenylalanine, powder (filed by NIH under phenylalanine) is higher than 91% of the 611 phenylalanine products that print an amount; 46 list more.

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 use: As a dietary supplement, take 2 capsule, twice a day, or as directed by your physician
Warnings
Keep out of reach of children.
Do not use if seal under the cap is broken or missing. Dietary supplement shouldn't be used as a substitute for a varied diet.
Caution: If you are pregnant, breast feeding, or taking medications, consult your doctor before use. Discontinue use and consult your doctor if any adverse reactions occur.
Not for medicinal use
Allergens and what it does not contain
Free of fillers, binders, artificial ingredients, dairy, soy, wheat, gluten, yeast
Contains nothing other than listed ingredients
Storage
Store in a dry place.

Source: label statements in DSLD label 293636.

What else is on the label?

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): FSSAI (Food Safety and Standards Authority of India) Lic. No.: 20817018000147 Vcaps Plus (vegetarian).

How many labels does L-Phenylalanine have?

2 labels are on file under this name since November 19, 2021: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 293636 (current) Entered June 22, 2023 · on the market · 60 v caps · UPC 5113336165256
  2. Label 257746 Entered November 19, 2021 · on the market · 60 v-caps · UPC 8 80386 37506 6

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

Who makes it?

The label names Arkure Health Care (distributor), Rohtak, Haryana, India. All Herbadiet products.

Where next?