L-calcium Lactate
Plant source: Generally derived from fermented plants such as corn or rice, made from derivatives of lactic acid
CAS NO:5743-47-5
Content specification: Food grade: 99%; Pharmaceutical grade: 98-99%
Testing method: HPLC
Appearance: White granules or powder form
Product usage: Food industry, pharmaceutical industry, feed industry, agricultural sector
Product packaging: 1KG/aluminum foil bag; 25KG/cardboard drum
Product storage: Store in a dry and cool place, away from sunlight and high temperatures
Shelf life: 24 months
introudction
L-calcium Lactate is a highly bioavailable organic calcium salt, which is obtained by reacting L-lactic acid obtained from natural fermentation with a high-purity calcium source.
Characteristics
|
Characteristic classification |
Description |
|
Solubility |
Soluble in water, insoluble in ethanol, ether, and chloroform |
|
Degree of solubility |
Slowly dissolves in cold water, and quickly dissolves in hot water |
|
PH value |
The pH value of the aqueous solution is 6.0-7.0 |
|
Stability |
Stable at room temperature and pressure, loses crystalline water when heated to 120 ℃ |
|
Safety |
Harmless to the human body, suitable for infants and young children to use |
|
Stereochemical purity |
≥96.0% |
|
Total calcium lactate content |
98.0~101.0% |
|
Calcium content |
The theoretical calcium content is 13% (pentahydrate) and 18% (anhydrous), respectively. |
|
Other indicators |
Drying reduction, free acid and free alkali tests, volatile fatty acid tests, heavy metal content, etc., all meet the standard requirements. |
Advantages
Good solubility
L-calcium Lactate uses thermally controlled crystallization and spray-drying processes to optimize the particle structure. It can dissolve quickly in hot water and slowly in cold water to form a clear solution, which is suitable for applications in aqueous systems such as beverages.
High absorption rate
Thanks to its L-type structure and excellent solubility, the calcium absorption rate of L-calcium Lactate is about 30% higher than that of calcium carbonate, which can more effectively meet the calcium needs of the human body, especially for children, pregnant women, and the elderly.
Good optical purity
Made from high-purity L-lactic acid, L-calcium Lactate has an optical purity of ≥96%, has a high affinity to the human body, is not prone to producing calcium deposition, and is more suitable for long-term calcium supplementation.
Function

1. Calcium Supplementation
L-Lactic Acid Calcium is an effective calcium fortifier that supports bone and dental health, helps regulate nerve and muscle function, and reduces capillary permeability.
2. Supports Overall Health
It enhances calcium absorption and promotes better microcirculation, contributing to general wellness.


3. Prevents Calcium Deficiency Disorders
Regular intake helps prevent calcium-related conditions such as rickets in children and osteoporosis in adults.
4. Improves Intestinal Health
It fosters a healthy gut environment by promoting the growth of beneficial bacteria.

Application
1. Food Industry
- Beverages & Dairy: Commonly added to milk drinks and juices as a calcium enhancer.
- Baked Goods: Acts as a leavening and buffering agent to improve texture and taste.
- Other Foods: Used in snacks, cereals, jellies, and candies as a nutritional supplement and gelling agent.


2. Pharmaceuticals
- Calcium Supplements: Available in tablets or oral liquids for treating calcium deficiency.
- Excipients: Used as stabilizers and fillers in drug formulations.
3. Animal Feed
Added to livestock and poultry diets to promote growth, improve egg quality, and enhance milk production.


4. Personal Care
- Toothpaste: Reduces mineral loss, protects enamel, and strengthens teeth.
- Cosmetics: Moisturizes skin and helps balance pH.
5. Other Uses
Tobacco Industry: Enhances the burning quality of tobacco products.

Production process
1. Biological Fermentation Method
This method uses specific microorganisms to ferment glucose and produce high-quality L-Lactic Acid Calcium.
Step 1: Strain Selection
Strains such as Rhizopus oryzae and Lactobacillus spp. are commonly used. Rhizopus oryzae is especially preferred for producing high-purity results.
Step 2: Fermentation Conditions
- Spore concentration: 1.8 × 10⁴ spores/mL
- Shaking speed: 200 rpm
- Temperature: 34 °C
- Glucose concentration: 80 g/L
- Duration: Approximately 72 hours
- Additive: Calcium carbonate is added during fermentation to regulate pH levels.
Step 3: Post-Fermentation Processing
The broth is filtered and decolorized using activated carbon. It is then concentrated at 70 °C and crystallized at 4 °C. Crystals are filtered, washed, and dried to produce the final product.
Pentahydrate Form Preparation
Calcined calcium oxide (CaO) is reacted with an 80% L-lactic acid solution. The mixture is filtered, concentrated, crystallized, and washed with anhydrous ethanol. The final white crystals are then dried.
2. Chemical Synthesis Method
This method involves a direct chemical reaction between lactic acid and a calcium source.
Step 1: Raw Materials
Lactic acid
Calcium carbonate or calcium hydroxide
Step 2: Reaction Process
Lactic acid is mixed with the calcium source under controlled temperature and stirring to form L-Lactic Acid Calcium. The pH must be properly managed to ensure optimal yield.
Step 3: Separation and Purification
The resulting precipitate is filtered and washed to remove impurities. Drying is done at moderate temperatures to maintain product integrity.
Step 4: Packaging
The dried product is securely packaged to preserve its quality and extend shelf life.
3. Other Production Methods
High-Temperature Calcination
Calcium carbonate derived from eggshells is calcined and then reacted with lactic acid at around 35 °C. The mixture is crystallized, washed, and dried to obtain high-purity L-Lactic Acid Calcium.
Ultrasound-Assisted Method
This technique uses ultrasonic waves to enhance the reaction process. By optimizing parameters such as liquid-to-solid ratio, acid concentration, and ultrasonic intensity, this method improves efficiency and product yield, especially when using eggshell-derived calcium.
Quality Control
Strict quality control is essential throughout the production process. Key parameters include:
Purity
Calcium content
Moisture content (drying loss)
Stereochemical composition
Packaging
|
Weight |
Packaging |
Weight |
Packaging |
Weight |
Packaging |
|
1kg |
Aluminum foil bag |
5kg |
Aluminum foil bag |
25kg |
Cardboard bucket |

Services
Logistics services
As a biotechnology company, Tihealth Biotechnology provides international cross-border e-commerce logistics with the following features:


1. International Express Delivery
- Partners with major carriers such as DHL, FedEx, and UPS.
- Fast and reliable shipping, typically within 5 to 7 business days.
- An extensive global branch network facilitates smooth package sending and receiving.
- Real-time tracking is available for both sellers and buyers.
2. Dedicated Logistics Services
- Tailored logistics solutions for specific countries or regions.
- Faster transit times of approximately 7 to 15 days.
- More precise logistics handling focused on target markets.
- Often more cost-effective than standard express delivery.
3. Dual Customs Clearance Support
- Provides import and export customs clearance based on client needs.
- Simplifies and speeds up customs procedures.
- Reduces potential clearance issues and delays.
OEM Services
Tihealth Biotechnology offers comprehensive OEM solutions with strict quality and confidentiality standards:
1. Customized Production
- Products tailored to customer brand requirements and designs.
- Uses in-house production equipment, technology, and processes.
2. Quality Control
- Strict quality management system aligned with industry standards.
- Controls raw material sourcing, production monitoring, and final product inspection.
- Ensures consistent safety and quality compliance.
3. Brand Confidentiality
- Protects client brand information and trade secrets rigorously.
- Implements confidentiality agreements and restricts internal access.
- Prevents leaks of formulas, designs, and other sensitive data.
4. Regulatory Consultation And Support
- Offers guidance on health product regulations and compliance.
- Helps clients understand national and local laws.
- Assists with product registration, filing, and legal sale requirements.
Payment Methods

Delivery methods
|
Quantity |
<25kg |
<100kg |
>100kg |
>1000kg |
|
Delivery Time |
3Day |
3Day |
7Day |
15Day |
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