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High Purity L-Cysteine Base | ≥98% Feed, Food & Supplement Grade | CAS 52-90-4 Product Overview
L-Cysteine is a semi-essential sulfur-containing amino acid that serves as the rate-limiting precursor to glutathione, one of the body's most important antioxidants. It plays a critical role in cellular defense against oxidative stress, protein structure through disulfide bond formation, and detoxification processes. Widely used in dietary supplements for antioxidant and liver support, as a dough conditioner in baking, in animal feed, and in personal care formulations for hair and skin conditioning. Available in Feed, Food, and Supplement Grades with ≥98% purity, backed by full documentation and batch-to-batch consistency. Ideal for supplement formulators, food manufacturers, feed producers, and cosmetic formulators.
High Purity L-Isoleucine Powder | ≥98.5% Feed, Food & Supplement Grade | CAS 73-32-5
L-Isoleucine is an essential branched-chain amino acid (BCAA) that supports muscle metabolism, endurance, and recovery. It is broken down for energy within muscle tissue and plays a key role in hemoglobin formation and blood sugar regulation. Available in Feed, Food, and Supplement Grades with ≥98.5% purity. Ideal for sports nutrition formulations, animal feed, and food fortification applications.
High Purity L-Leucine Powder | ≥98.5% Feed, Food & Supplement Grade | CAS 61-90-5
L-Leucine is an essential branched-chain amino acid (BCAA) that plays a unique role in activating the mTOR signaling pathway to stimulate protein synthesis and muscle growth. It is critical for sports nutrition, muscle recovery, blood sugar regulation, and growth hormone production. Available in Feed, Food, and Supplement Grades with ≥98.5% purity, backed by full documentation and batch-to-batch consistency. Ideal for supplement formulators, food manufacturers, and feed producers.
High Purity L-Phenylalanine Powder | ≥98.5% Feed, Food & Supplement Grade | CAS 63-91-2
L-Phenylalanine is an essential aromatic amino acid that serves as the primary precursor to L-Tyrosine, which is converted into dopamine, norepinephrine, and epinephrine — neurotransmitters critical for mood, cognitive function, and stress response. It also plays a role in melanin production and thyroid hormone synthesis. Widely used in dietary supplements, food fortification, animal feed, and personal care formulations. Available in Feed, Food, and Supplement Grades with ≥98.5% purity, backed by full documentation and batch-to-batch consistency. Ideal for supplement formulators, food manufacturers, and feed producers.
High Purity L-Theanine Powder | ≥98% Feed, Food & Supplement Grade | CAS 3081-61-6
L-Theanine is a unique non-protein amino acid naturally found in green tea that promotes relaxation without drowsiness. It supports cognitive performance, stress reduction, and sleep quality by influencing neurotransmitters and increasing alpha brain wave activity. With strong antioxidant and immune-supporting properties, L-Theanine is increasingly used in dietary supplements, functional foods, animal feed, and personal care. Available in Feed, Food, and Supplement Grades with ≥98% purity, backed by full documentation and batch-to-batch consistency. Ideal for supplement formulators, functional beverage developers, and animal nutrition applications.
High Purity L-Lysine HCl Powder | ≥98.5% Feed, Food & Supplement Grade | CAS 657-27-2
L-Lysine HCl is an essential amino acid that plays a critical role in protein synthesis, collagen formation, calcium absorption, and immune function. As the first limiting amino acid in swine diets and the second limiting in poultry diets, it is indispensable for optimizing growth performance and feed efficiency in animal production. Available in Feed, Food, and Supplement Grades with ≥98.5% purity, backed by full documentation and batch-to-batch consistency.
High Purity L-Tyrosine Powder | ≥98.5% Feed, Food & Supplement Grade | CAS 60-18-4
L-Tyrosine is a conditionally essential amino acid that serves as the primary precursor to dopamine, norepinephrine, and epinephrine — neurotransmitters critical for cognitive function, focus, and stress response. It supports mental clarity and working memory during demanding situations, making it valuable in supplements targeting cognitive performance and stress support. Available in Feed, Food, and Supplement Grades with ≥98.5% purity, backed by full documentation and batch-to-batch consistency. Ideal for supplement formulators, food fortification, animal feed, and personal care applications.
High Purity L-Threonine Powder | ≥98.5% Feed, Food & Supplement Grade | CAS 72-19-5
L-Threonine is an essential amino acid that serves as a critical building block for protein synthesis and supports growth, gut health, and immune function in both animals and humans. As the second limiting amino acid in swine diets and the third limiting amino acid in poultry diets, it plays a key role in optimizing feed efficiency, enabling reduced dietary crude protein levels while maintaining performance. Available in Feed, Food, and Supplement Grades with ≥98.5% purity, backed by full documentation and batch-to-batch consistency. Ideal for feed manufacturers, supplement formulators, and food fortification applications.
High Purity L-Glutamine Powder | ≥98.5% Feed, Food & Supplement Grade | CAS 56-85-9
L-Glutamine is the most abundant amino acid in the human body, serving as a primary fuel source for rapidly dividing cells — particularly intestinal epithelial cells and immune cells. It plays a critical role in maintaining intestinal barrier integrity, supporting immune function, and promoting muscle recovery. Under normal conditions, the body produces sufficient glutamine, but during periods of metabolic stress (e.g., illness, injury, surgery, or intense exercise), it becomes conditionally essential, requiring dietary or supplemental intake. Available in Feed, Food, and Supplement Grades with ≥98.5% purity, our L-Glutamine is manufactured under GMP-certified conditions and comes with full documentation. It is widely used in animal nutrition, dietary supplements, functional foods, and personal care formulations.
High Purity L-Cystine Powder | ≥98.5% Feed, Food & Supplement Grade | CAS 56-89-3
L-Cystine is a sulfur-containing amino acid formed by two cysteine molecules linked by a disulfide bond. It serves as a key precursor to glutathione, supporting the body's antioxidant defense and cellular detoxification. Rich in keratin, L-Cystine is essential for healthy hair, skin, and nails. Available in Feed, Food, and Supplement Grades with ≥98.5% purity. Contact us for more information.
Best Price 98% Taurine High Purity Taurine Powder With Free sample