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Model No: JT00087

L-alanine

L-alanine: Versatile amino acid for food additives, cosmetics & biotech—Junteng Chem bulk L-alanine supplier.

minimum order :

1 kilogram

Quantity :

US $6.50 - US $6.95 / kilogram

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Item	Technical Index
Assay	98.5~101.0
Content	≥98.0
Specific Rotation[α]D²⁰	+14.3°~+15.2°
PH	5.7~6.7
Loss on drying	≤0.20
Residue on ignition	≤0.1
Chloride[CI^-]	≤0.02
Sulfate[S04²-]	≤0.02
Arsenic[As]ppm	≤1
Heavy Metals[Pb]	≤10
Iron[Fe]ppm	≤10
Ammonium salt[NH4⁺]	≤0.02
Other amino acids	None

Main Applications

1. Pharmaceuticals, Health, and Nutritional Supplements

In pharmaceuticals and health, L-alanine is a high-value functional ingredient used in nutritional infusions, liver-protective products, and drug synthesis. Pharmaceutical-grade L-alanine meets strict purity standards, and its unique metabolic properties make it ideal for supporting physical recovery and drug development.

Amino Acid Infusion Preparations: L-alanine is essential in total nutritional intravenous solutions, maintaining nitrogen balance and supporting postoperative recovery. Easily absorbed, it provides rapid nutritional support for patients with impaired digestion, optimizing infusion amino acid ratios to enhance efficacy.
Liver Protection and Hangover Relief Products: L-alanine promotes pyruvate metabolism, aids alcohol breakdown, and reduces liver burden. It accelerates conversion of alcohol metabolites to harmless substances, with natural, non-toxic properties making it a favored ingredient in liver-protective products.
Sports Nutrition and Energy Supplements: L-alanine participates in the glucose-alanine cycle, supplying muscle energy, reducing fatigue, and boosting endurance. It replenishes glycogen reserves during exercise, helping athletes optimize training results and speed up recovery.
Pharmaceutical Synthesis Intermediates: L-alanine acts as a chiral building block for antiviral drugs, antibiotics, and targeted therapies. Its chiral structure ensures drug stereoselectivity, improving efficacy and reducing side effects for high-quality clinical drugs.

2. Food, Beverages, and Nutritional Fortification

In food and beverages, L-alanine is a multifunctional additive as a flavor enhancer, sweetener precursor, and nutritional fortifier. Globally recognized as safe, it has a mild taste and good compatibility, enriching product functions for health-conscious consumers.

Natural Flavor Enhancers: L-alanine reacts with ribose to produce a meaty aroma, used in plant-based proteins, soups, and snacks. It enhances umami, reduces high-salt reliance, and improves the authenticity of plant-based meat for vegetarian consumers.
Low-Calorie Sweetener Raw Materials: L-alanine is a key precursor for aspartame, meeting zero-sugar market demand. It synthesizes high-sweetness, low-calorie aspartame for diet drinks and sugar-free foods, with high purity ensuring safety and taste stability.
Sports Drinks and Energy Supplements:L-alanine in sports drinks rapidly replenishes energy, relieves fatigue, and supports performance. It aids energy metabolism, maintains electrolyte balance, and reduces post-exercise muscle soreness.
Dietary Supplement Formulations: L-alanine is key in complex amino acid supplements, supporting overall health and metabolism. It synergizes with other amino acids to optimize protein synthesis and immunity, boosting vitality for high-pressure lifestyles.

3. Fine Chemicals and Biotechnology

In fine chemicals and biotechnology, L-alanine is a versatile green raw material for chiral catalysis, cosmetics, and bioculture media. Its chiral and biodegradable properties align with sustainable chemistry, enabling high-value-added production.

Chiral Catalysts and Reagents: L-alanine acts as a chiral source in asymmetric synthesis, enhancing drug stereoselectivity. It provides a stable framework, reducing by-products and improving efficiency for fine chemical manufacturers.
Cosmetic Active Ingredients: L-alanine boosts skin hydration and pH regulation in high-end skincare/haircare. As a natural humectant, it improves skin elasticity; in haircare, it balances scalp pH and enhances luster.
Bioculture Medium Components: L-alanine is an essential nutrient for microbial and cell cultures, providing nitrogen/carbon sources. It supports strain proliferation and metabolite synthesis, used in biopharmaceuticals and gene engineering.
Environmentally Friendly Chemical Synthesis: L-alanine produces biodegradable surfactants and polymers. It replaces petroleum-based surfactants, reducing pollution, with non-toxic polymers used in eco-packaging and biomedical devices.

L-alanine

Item

Technical Index

Assay

98.5~101.0

Content

≥98.0

Specific Rotation[α]D20

+14.3°~+15.2°

PH

5.7~6.7

Loss on drying

≤0.20

≤0.1

Chloride[CI-]

≤0.02

Sulfate[S04²-]

≤0.02

Arsenic[As]ppm

≤1

Heavy Metals[Pb]

≤10

1. Pharmaceuticals, Health, and Nutritional Supplements

Sports Nutrition and Energy Supplements: L-alanine participates in the glucose-alanine cycle, supplying muscle energy, reducing fatigue, and boosting endurance. It replenishes glycogen reserves during exercise, helping athletes optimize training results and speed up recovery.

Pharmaceutical Synthesis Intermediates: L-alanine acts as a chiral building block for antiviral drugs, antibiotics, and targeted therapies. Its chiral structure ensures drug stereoselectivity, improving efficacy and reducing side effects for high-quality clinical drugs.

2. Food, Beverages, and Nutritional Fortification

In food and beverages, L-alanine is a multifunctional additive as a flavor enhancer, sweetener precursor, and nutritional fortifier. Globally recognized as safe, it has a mild taste and good compatibility, enriching product functions for health-conscious consumers.

Natural Flavor Enhancers: L-alanine reacts with ribose to produce a meaty aroma, used in plant-based proteins, soups, and snacks. It enhances umami, reduces high-salt reliance, and improves the authenticity of plant-based meat for vegetarian consumers.

Low-Calorie Sweetener Raw Materials: L-alanine is a key precursor for aspartame, meeting zero-sugar market demand. It synthesizes high-sweetness, low-calorie aspartame for diet drinks and sugar-free foods, with high purity ensuring safety and taste stability.

Sports Drinks and Energy Supplements:L-alanine in sports drinks rapidly replenishes energy, relieves fatigue, and supports performance. It aids energy metabolism, maintains electrolyte balance, and reduces post-exercise muscle soreness.

Dietary Supplement Formulations: L-alanine is key in complex amino acid supplements, supporting overall health and metabolism. It synergizes with other amino acids to optimize protein synthesis and immunity, boosting vitality for high-pressure lifestyles.

3. Fine Chemicals and Biotechnology

In fine chemicals and biotechnology, L-alanine is a versatile green raw material for chiral catalysis, cosmetics, and bioculture media. Its chiral and biodegradable properties align with sustainable chemistry, enabling high-value-added production.

Chiral Catalysts and Reagents: L-alanine acts as a chiral source in asymmetric synthesis, enhancing drug stereoselectivity. It provides a stable framework, reducing by-products and improving efficiency for fine chemical manufacturers.

Cosmetic Active Ingredients: L-alanine boosts skin hydration and pH regulation in high-end skincare/haircare. As a natural humectant, it improves skin elasticity; in haircare, it balances scalp pH and enhances luster.

Bioculture Medium Components: L-alanine is an essential nutrient for microbial and cell cultures, providing nitrogen/carbon sources. It supports strain proliferation and metabolite synthesis, used in biopharmaceuticals and gene engineering.

Environmentally Friendly Chemical Synthesis: L-alanine produces biodegradable surfactants and polymers. It replaces petroleum-based surfactants, reducing pollution, with non-toxic polymers used in eco-packaging and biomedical devices.

Specific Rotation[α]D²⁰

Chloride[CI^-]