Herbadiet · Amino acid/Protein supplement
L-Phenylalanine
2 ingredients on file in the NIH Dietary Supplement Label Database. Currently on-market in the U.S.
- 2
- Ingredients
- 2
- Nutrient categories
- Top 97%
- By ingredient count
L-Phenylalanine is a amino acid/protein supplement by Herbadiet in capsule form, listing 2 ingredients in the NIH Dietary Supplement Label Database (DSLD), maintained by the Office of Dietary Supplements at the National Institutes of Health. Currently listed as on-market. Daily Value percentages shown below are based on FDA reference daily intake amounts for adults.
Product Details
- Type
- 🧬 Amino acid/Protein
- Form
- Capsule
- Database Entry Date
- 2021-11-19
- Ingredients
- 2
Supplement Facts (2 Ingredients)
| Ingredient | Group | Amount | % DV |
|---|---|---|---|
| L-Phenylalanine | Phenylalanine | Not disclosed on label | No DV |
| Vegetable Cellulose Shell | Shell | Not disclosed on label | No DV |
How does L-Phenylalanine compare?
Ingredients listed on each label, against the amino acid/protein category average of 12.7. Data from the NIH DSLD.
L-Phenylalanine lists 18 ingredients fewer than 1 Up Whey Chocolate & Peanut Butter Blast. That is 11 below the amino acid/protein average.
What the Label Data Shows
L-Phenylalanine is a compact, 2-ingredient amino acid/protein supplement from Herbadiet, sold in capsule form, cataloged in the NIH Dietary Supplement Label Database (DSLD). These ingredients span 2 nutrient categories, amino acid, other, reflecting a multi-component formula rather than a single-nutrient product.
With only 2 ingredients on the label, 2 of 2 have no FDA reference-intake value at all, unremarkable on a short ingredient list drawn from botanicals, amino acids, or other specialty compounds the FDA has never assigned a Daily Value to.
Market status matters for supplement research. This product is currently listed as on-market in the DSLD, with its label first entered into the database on 2021-11-19. An on-market listing means the product is currently sold in the United States; the DSLD catalogs the label as submitted but does not independently verify the claims or evaluate safety or efficacy.
About the DSLD database
The DSLD is a label database, not an FDA approval list, under the 1994 DSHEA framework, dietary supplements do not require pre-market approval, and label information reflects what manufacturers self-declare rather than independent laboratory verification. This page presents factual label data for reference only and is not medical advice; consult a licensed healthcare provider before making decisions about any supplement.
Source: NIH Office of Dietary Supplements, Dietary Supplement Label Database (DSLD) Supplement label data for L-Phenylalanine: ingredients, % Daily Value, market status, brand · 2026 DSLD captures manufacturer-self-declared label information; the NIH does not verify accuracy or evaluate safety/efficacy. Dietary supplements are regulated under DSHEA 1994, no pre-market FDA approval is required.
Ingredient Breakdown by Category
Daily Value Coverage
Frequently Asked Questions
What ingredients are in L-Phenylalanine? ▼
Who manufactures L-Phenylalanine? ▼
Is L-Phenylalanine still available for purchase? ▼
What is the serving size of L-Phenylalanine? ▼
What type of supplement is L-Phenylalanine? ▼
Data Sources & Methodology
Data as of 2025. Source: NIH Office of Dietary Supplements, Dietary Supplement Label Database (DSLD).
Supplement label data sourced from the Source: NIH Dietary Supplement Label Database (DSLD), maintained by the Office of Dietary Supplements at the National Institutes of Health. The DSLD contains label information from dietary supplement products marketed in the United States.
Daily Value (DV) percentages are based on Source: FDA 21 CFR 101.9 Reference Daily Intake (RDI) values for adults. Products marked "Off Market" may no longer be available for purchase but their label data remains in the database for reference.
Disclaimer, Not Medical Advice
Label data from the Source: NIH Dietary Supplement Label Database (DSLD). This information is for educational and reference purposes only and does not constitute medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before starting, stopping, or combining any dietary supplement, especially if you are pregnant, nursing, take prescription medication, or have a medical condition.
Read our methodology , how this data is sourced, computed, and verified.
Every figure on PlainVitamins is rendered directly from the NIH Dietary Supplement Label Database (DSLD), no number is typed in by an editor. This page draws directly on the NIH DSLD, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.