L-Lysine Hydrochloride: Applications, Dosage, and Benefits

L-Lysine Hydrochloride (CAS No. 657-27-2) is the hydrochloride salt of the essential amino acid lysine. It is a white crystalline powder, highly soluble in water, and widely used in the food, animal feed, pharmaceutical, and cosmetic industries. Lysine is essential for protein synthesis, growth, immune function, and calcium absorption.

Product Characteristics

• Chemical Formula: C₆H₁₄ClN₂O₂

• Molecular Weight: 182.66 g/mol

• Appearance: White to light yellow crystalline powder

• Solubility: Easily soluble in water, slightly soluble in alcohol

Applications of L-Lysine Hydrochloride

1. In the Food Industry

Nutritional Fortifier

• Enhances protein quality in grain-based or low-protein foods.

• Often used in health supplements, sports nutrition, and functional foods.

Flavor Modifier

• Balances flavor in food formulas and enhances umami characteristics in processed foods.

Typical Dosage:

• 0.05% to 0.1% depending on the application; in nutritional products it can be adjusted higher under regulation.

2. In the Animal Feed Industry

Growth Promoter

• L-Lysine is one of the most important essential amino acids in livestock nutrition.

• Promotes lean muscle gain, improves feed conversion ratio (FCR), and boosts appetite.

Ideal for:

• Poultry, swine, aquaculture, ruminants, and pet food.

Dosage Guidelines:

• Typically 0.1%–0.5% of total feed formulation.

• Higher doses may be used in piglet and chick starter diets to meet growth needs.

3. In the Pharmaceutical Industry

• Used as an amino acid supplement to treat nutritional deficiencies, support muscle growth, and enhance calcium metabolism.

• Can be formulated into oral supplements, injectables, or clinical nutrition products.

Typical Dosage:

• Ranges from 500mg to 2g per dose depending on treatment objectives.

4. In the Cosmetics Industry

• Supports collagen formation, skin elasticity, and tissue repair.

• Commonly used in anti-aging products, moisturizers, and repair creams.

Performance Advantages

Conclusion

L-Lysine Hydrochloride is a powerful and versatile amino acid additive that supports nutritional value, growth performance, and overall health in both humans and animals. Whether you're formulating a high-performance livestock feed, enhancing food products, or developing pharmaceutical solutions, L-Lysine HCl offers consistent quality and outstanding results.

We offer customized grades and particle sizes, as well as samples for testing to ensure compatibility with your formulation. Contact us for detailed specifications and bulk pricing.