NutraBio

NutraBio L-Leucine Supplement - Optimal Amino Acid for Muscle Growth & Recovery - Naturally Fermented Free Form Leucine Amino Acids Supplement- Vegan, Non-GMO, Gluten Free - 400mg, 180 Capsules

$21.99
500+ bought in past month
Last updated Sep 7, 2026 at 7:45am
NutraBio

About this product

About this item Boosts Muscle Growth: L-Leucine is an optimal essential amino acid to stimulate muscle protein synthesis, making it essential for building and repairing muscle tissue, especially crucial for bodybuilders and athletes looking to maximize muscle growth.
Enhances Exercise Recovery: By aiding in muscle repair and reducing exercise-induced muscle damage, L-Leucine is the perfect amino acid supplement to help speed up recovery times, allowing you to train harder and more frequently.
Supports Energy Production: As a branched-chain amino acid, L-Leucine amino acid Capsules contributes to energy production which helps fuel your workouts and maintain high performance levels.
Prevents Muscle Breakdown: L-Leucine amino acid supplement is particularly effective at preserving muscle mass during intense exercise by preventing the body from using muscle protein for energy, ensuring you retain strength and size.
Optimal Performance with On The Go Capsules: Supporting explosive strength and improving overall athletic performance, L-Leucine Capsules are a must have for those engaged in high-intensity activities requiring rapid muscle recovery and endurance.

Editor's Take

Amazon reviewers say this NutraBio L-Leucine supplement is generally well-liked for quality, purity, and capsule completeness, with several customers calling it effective and a good company product.

  • Amazon reviewers also give mixed feedback on value for money, with some calling it a great value and others saying it is not worth the price.
  • Some Amazon feedback mentions recovery-related benefits and muscle-support use cases, while a few reviewers express concern about ingredients or question the product’s usefulness.
  • No real YouTube watch URLs were found in the search results that were clearly about this exact L-Leucine product, so no video IDs are returned.

Price History

Specifications

Type Amino Acids
Form Capsules
Count 180

Product Details

Product Dimensions 5 x 2.5 x 2.5 inches; 4.16 ounces
Item model number 23274
Date First Available January 25, 2022
Manufacturer NutraBio Labs, Inc.
ASIN B09R4YG5HC
Best Sellers Rank #45,903 in Health & Household ( See Top 100 in Health & Household ) #108 in Branched Chain Amino Acids Nutritional Supplements
Customer Reviews 4.4 4.4 out of 5 stars (578)