100% Pure L-Threonine®

Amino Acids & Protein

Brand: NutraBio

PowderAmino acid/ProteinOn Market
Click to view full label

Net Contents

500 Gram(s)

Serving Size

2 Gram(s)

Servings Per Container

250

Supplement Form

Powder

Bar Code (UPC/SKU)

6 49908 24251 0

Product Version

24251-006 B20201-001

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.

4Dietary Attributes

Label states: Vegetarian, Non-GMO, Gluten-Free, Kosher.

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

Allergen Guide

Free From

  • 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: 2 Gram(s) · 1–2 per day

IngredientAmount Per Serving
L-Threonine2000 mg

Not Present

Other Ingredients

Absolutely None

Target Groups

VegetarianAdult (18 - 50 Years)KosherNo AllergiesGluten Free

Label Claims

All OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

1 serving Mixed with 8-16 oz. Favorite Beverage 1-2x daily Suggested Use: As a dietary supplement, add 1 scoop (2 grams) to your favorite beverage 1-2 times daily, or as directed by a physician.

Warnings & Precautions

Precautions re: Children

Warning: NOT INTENDED FOR USE BY PERSONS UNDER THE AGE OF 18. KEEP OUT OF THE REACH OF CHILDREN.

Precautions re: Pregnant or Nursing or Prescription Medications

If you are pregnant, breast feeding, have known medical conditions (including kidney or liver disease) or are taking prescription or OTC medication(s) consult with your health care practitioner before using this product.

Storage

Storage

STORE IN A COOL DRY PLACE.

Formulation

Formulation re: Vegetarian/Vegan

VEGETARIAN

Formula re: Type

ALLERGEN FREE

Formulation re: Does NOT Contain

ALLERGEN FREE ~ NON-GMO ~ GLUTEN FREE ~ BSE/TSE FREE

Formulation re: Does NOT Contain

ZERO Fillers or Excipients Inferior ingredients Banned substances Added sugars Proprietary Blends Hidden ingredients

Formulation re: Does NOT Contain

No fillers No excipients No additives

Formulation re: Does NOT Contain

Free of Harmful Impurities.

FDA Statements

FDA Statement of Identity

Dietary Supplement

FDA Disclaimer Statement

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

Other Label Statements

General Statements: All Other Content

Manufactured in a GMP & FDA inspected facility

Brand IP Statement(s) re: (c), (TM), (SM)

Amino Therapy

General Statements: All Other Content

Made in a GMP & FDA inspected facility

General Statements: All Other Content

Free Form Essential Amino Acid

General Statements: All Other Content

Pharmaceutical Grade. HPLC Lab Tested for Potency.

General Statements: All Other Content

Powder

General Statements: All Other Content

250 servings

Seals/Symbols

TRUE LABEL FULL LABEL DISCLOSURE

Seals/Symbols

OU

General Statements: All Other Content

SERVING SCOOP INCLUDED (MAY SETTLE TO THE BOTTOM DURING SHIPPING.)

General Statements: All Other Content

Since 1996

General Statements: All Other Content

Quality and purity since 1996. NutraBio manufactures in our own FDA registered & inspected GMP facility complying with FDA 21 CFR Part 111 regulations.

General: Product/Version Code

24251-006 B20201-001

Manufacturer & Distributor

Manufacturer

NutraBio Labs, Inc.

564 Lincoln Blvd., Middlesex, NJ , 08846

732-748-8606

Market Reference

$22.99 – $4022.13· 12 listings
  • L-Theanine 90 Capsules

    NutraBio4.8(72)
    $22.99Lowest
  • Bloodline Extreme Pump Matrix

    NutraBio4.8(34)
    $44.99
  • 180 Capsules ThermoFuel V.9

    NutraBio4.7(55)
    $36.99
  • NutraBio Base Pre-Workout

    NutraBio4.9(80)
    $29.99
  • NutraBio Pre Stim Free

    NutraBio4.7(144)
    $49.99
  • Deep Sleep Nutrabio

    PointBlank Nutrition4.8(11)
    $54.99
  • Nutrabio PRE Workout

    Target4.8(281)
    $53.99
  • Nutrabio Pre Workout Stim Free

    Supplement Warehouse4.8(78)
    $49.99

Where to Buy Locally

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

Research & Studies

  • Diet complexity and l-threonine supplementation: effects on growth performance, immune response, intestinal barrier function, and microbial metabolites in nursery …

    B Koo, J Choi, C Yang… - Journal of Animal Science, 2020 - academic.oup.com

    … of diet complexity and l-Thr supplementation level on the growth performance, immune … , SUP Thr in a simple diet could be a beneficial nutritional strategy for enhancing gut health. …

    202052 citations
  • Evaluation of safe utilization of l-threonine for supplementation in healthy adults: a randomized double blind controlled trial

    H Matsumoto, N Miura, M Naito, R Elango - Amino Acids, 2025 - Springer

    … during the supplementation period despite continuous L-threonine supplementation. These … -level (NOAEL) value for L-threonine to be 12 g/day in healthy adult males. This study was …

    20253 citations
  • Effects of high dietary threonine supplementation on growth performance, health biomarkers, and intestinal histology in cyclic heat-stressed broilers

    A Khalid, S Bashir, A Kalsoom, HFU Rehman… - Veterinary …, 2025 - pmc.ncbi.nlm.nih.gov

    … L-threonine (98.5% of Polifar Group Limited, China) was used to meet the required doses of L-threonine in … To obtain the NRC level and supra-supplementation levels, L-threonine was …

    2025
  • … dietary tryptophan and threonine supplementation above nutritional recommendations on performance, diarrhoea, and intestinal health parameters in weaned …

    MN Engelsmann, TS Nielsen, MS Hedemann, U Krogh… - Livestock Science, 2023 - Elsevier

    Pigs may have an enhanced need for the amino acids (AA) tryptophan (Trp) and threonine (Thr) around weaning. This study aimed to evaluate the effect of additional dietary Trp and …

    202310 citations
  • Scientific opinion on the safety and efficacy of L‐threonine produced by Escherichia coli (FERM BP‐10942) for all animal species based on a dossier submitted by …

    EFSA Panel on Additives and Products or … - EFSA …, 2013 - Wiley Online Library

    … L-threonine, technically pure, is an essential amino acid that contains by specification ≥ 98 % Lthreonine. It is … foods for particular nutritional uses intended for special medical purposes.…

    201315 citations
  • Investigating the Interactions of Neuromodulators: A Computational Modeling, Game Theoretic, Pharmacological, Embodiment, and Neuroinformatics …

    A Zaldivar - 2014 - search.proquest.com

    … The ATD “protein shake” contained 15 amino acids (NutraBio, www.nutrabio.com) mixed with approximately 400 ml water and flavoring (Crystal Light, Kraft Foods, Inc.). The amino …

    2014

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2015-10-22. DSLD Label ID: 51074. 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.