High Bioavailability Calcium Citrate E333 for Acidity Regulation and Chelating Agent Applications
Calcium Citrate is a versatile ingredient with multiple applications across various industries. It serves as a highly bioavailable source of calcium, making it ideal for use in calcium supplements and fortified foods. Additionally, it functions as an effective acidity regulator, buffering pH levels in food and beverage products. Calcium Citrate also acts as a chelating agent, binding metals to prevent oxidation, and as a firming agent, improving the texture of processed foods.
- High Bioavailability: Easily absorbed calcium source
- Acidity Regulation: Maintains optimal pH levels
- Chelating Agent: Prevents oxidation by binding metals
- Texture Improvement: Enhances firmness in processed foods
Dietary supplements, food and beverage industry, pharmaceuticals.
| Property | Description |
|---|---|
| Chemical Name | Calcium Citrate |
| Synonyms | Tricalcium dicitrate, E333 |
| CAS Number | 813-94-5 (Anhydrous) / 5785-44-4 (Tetrahydrate) |
| Molecular Formula | Ca₃(C₆H₅O₇)₂ |
| Molar Mass | 498.43 g/mol (Anhydrous) / 570.49 g/mol (Tetrahydrate) |
| Appearance | White crystalline powder |
| Odor | Odorless |
| Solubility | Slightly soluble in water (~0.095 g/100 mL at 25°C), insoluble in ethanol |
| pH (10% solution) | ~6.0-8.0 (neutral) |
| Melting Point | Decomposes at ~160°C |
| Density | 1.63 g/cm³ |
| Hygroscopicity | Absorbs moisture (tetrahydrate form) |
| Stability | Stable under normal conditions; decomposes at high temperatures |
| Parameter | Specification |
|---|---|
| Assay (Ca Content) | 20.5-21.5% |
| Heavy Metals (Pb) | ≤10 ppm |
| Arsenic (As) | ≤3 ppm |
| Lead (Pb) | ≤2 ppm |
| Fluoride (F) | ≤30 ppm |
| Loss on Drying | ≤10% (Tetrahydrate) / ≤3% (Anhydrous) |
| Citric Acid Residual | ≤1% |
| Parameter | Description |
|---|---|
| Temperature | Room temperature (15-25°C preferred) |
| Humidity | Store in a dry place (tetrahydrate form is hygroscopic) |
| Packaging | Sealed containers (plastic or lined bags) to prevent moisture absorption |
| Shelf Life | Typically 2-3 years if stored properly |
- Calcium Source: Provides essential calcium needed for maintaining strong bones and teeth
- Bone Health: Supports bone density and reduces the risk of osteoporosis
- Cardiovascular Support: Contributes to heart health by supporting normal heart muscle function
- Muscle Function: Aids in proper muscle contraction and relaxation, important for overall mobility
- Dietary Supplements: Commonly used in calcium supplement formulations to enhance bone and dental health
- Fortified Foods: Added to various food products to increase their calcium content
- Pharmaceuticals: Used in formulations aimed at treating or preventing calcium deficiencies
- Synthesis: Calcium Citrate is produced through the reaction of calcium carbonate or calcium hydroxide with citric acid
- Purification: The product undergoes purification to ensure the removal of impurities and achieve high purity levels
- Quality Control: Each batch is rigorously tested for purity, potency, and compliance with industry standards
- High Quality: Manufactured to meet stringent quality standards, ensuring effectiveness and reliability
- Bioavailability: Recognized for its high bioavailability, making it suitable for individuals with varying absorption needs
- Versatile Applications: Suitable for dietary supplements, fortified foods, and pharmaceutical products
- Expert Support: Our knowledgeable team provides technical assistance and formulation guidance tailored to your needs
Calcium Citrate is a calcium salt of citric acid, used as a dietary supplement for bone health and calcium supplementation.
Yes, it is generally recognized as safe and is commonly used in dietary supplements.
It provides a bioavailable source of calcium, supporting bone density, cardiovascular health, and muscle function.
Typical doses range from 200 mg to 1,200 mg of elemental calcium per day, depending on individual needs and formulations.
Yes, Calcium Citrate can be taken with or without food, which is an advantage over some other calcium salts.
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