L-Aspartic Acid®

Amino Acids & Protein

Brand: Douglas Laboratories

CapsuleAmino acid/ProteinOn Market
Click to view full label

Net Contents

100 Capsule(s)

Serving Size

1 Capsule(s)

Servings Per Container

Not specified

Supplement Form

Capsule

Bar Code (UPC/SKU)

Not specified

Product Version

Formula #7432 / #97438

Label Analysis

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

1Active Ingredients

Single-ingredient formula listed in Supplement Facts.

100%Amount Transparency

Every active ingredient discloses a specific amount per serving.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Allergen Guide

Contains

  • Milk
  • Wheat
  • Soy
  • Gluten

Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.

Supplement Facts

Serving Size: 1 Capsule(s) · 1 per day

IngredientAmount Per Serving
L-Aspartic Acid500 mg

Not Present

Target Groups

Adult (18 - 50 Years)Dairy FreeSugar Free

Label Claims

All Other

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Suggested Usage: As a dietary supplement, adults take 1 capsule daily or as directed by your healthcare professional.

Warnings & Precautions

Precautions re: All Other

Tamper resistant package, do not use if outer seal is missing.

Precautions re: Children

KEEP OUT OF REACH OF CHILDREN.

Storage

Storage

For optimal storage conditions, store in a cool, dry place. (59(0)-77(0)F/15(0)-25(0)C) (35-65% relative humidity)

Formulation

Formulation re: Does NOT Contain

This product contains NO yeast, wheat gluten, soy protein, milk/dairy, corn, sodium, sugar, starch, artificial coloring, preservatives or flavoring.

FDA Statements

FDA Statement of Identity

A Dietary Supplement

Other Label Statements

General: Product/Version Code

Formula #7432 / #97438

Manufacturer & Distributor

Manufacturer

Douglas Laboratories

600 Boyce Road, Pittsburgh, PA, 15205

Distributor

The Milton Fried Medical Clinic, P.C.

4426 Tilly Mill Road, Atlanta, GA, 30360

Other

(404) 451-4857

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Where to Buy Locally

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Research & Studies

  • Three and six grams supplementation of d-aspartic acid in resistance trained men

    GW Melville, JC Siegler… - Journal of the International …, 2015 - Taylor & Francis

    … acid (C 4 H 7 NO 4 ) is an α-amino acid which is known to exist in two isoforms, l-aspartic acid and d-aspartic acid… They recruited a cohort of healthy sedentary male IVF patients (27–37 …

    201541 citations
  • Effects of d-aspartic acid on testosterone and training outcomes in a resistance trained population: Findings from an acute dosing study, and a three-month training …

    GW Melville - 2016 - search.proquest.com

    … Aspartic acid (C4H7NO4) is a α-amino acid which is known to exist in two isoforms, l-aspartic acid and d-aspartic acid. (2R)-2-aminobutanedioic acid or d-aspartic acid (DAA), …

    2016
  • Aspartic and glutamic acid as ligands to alkali and alkaline‐earth metals: Structural chemistry as related to magnesium therapy

    H Schmidbaur, HG Classen… - … International Edition in …, 1990 - Wiley Online Library

    … components in food and drink may greatly affect the health of animals and humans,[8’ 91 … groups, but carboxylate coordination via L-aspartic acid is also retained. Soluble glycoproteins …

    199096 citations
  • The influence of resveratrol and β-Hydroxy-β-methyl butyric acid supplementation alone or in combination on the development and health of the duodenum in Tibetan …

    Y Zhang, Q Ji, L Gui, K Gebeyew, S Hou… - Frontiers in …, 2025 - frontiersin.org

    Frontiers | The influence of resveratrol and β-Hydroxy-β-methyl butyric acid supplementation alone or in combination on the development and health of the duodenum in Tibetan sheep …

    20253 citations
  • Arm crank power and hyperammonemia in response to l-aspartic acid supplementation

    WW Edwards - 2003 - search.proquest.com

    … Therefore, this critical review and dissertation will focus on the bioenergetics and impact of L-Aspartic Acid supplementation to reduce EIH and improve high-intensity exercise …

    20033 citations
  • LSU Scholarly Repositor y

    WW Edwards - 2003 - repository.lsu.edu

    … Therefore, this critical review and dissertation will focus on the bioenergetics and impact of L-Aspartic Acid supplementation to reduce EIH and improve high-intensity exercise …

    2003

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2012-06-01. DSLD Label ID: 8698. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.