Calcium Supplements

Calcium Citrate
API Manufacturer

Premium Quality IP Grade, BP Grade, USP Grade, EP Grade Calcium Citrate | GMP Certified Facility | Global Supplier

Calcium citrate is the calcium salt of citric acid (E333), a tricalcium dicitrate used as a dietary supplement and food additive, offering efficient calcium replenishment with high bioavailability and minimal gastric acid requirement.

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Enhanced Bioavailability

Approximately 25% higher absorption than calcium carbonate, improving calcium uptake in various patient populations

Available Grades
IPBPUSPEP
CAS Number813-94-5
Shelf Life36months
Product Details

Product Overview

Calcium citrate is the calcium salt of citric acid (E333), a tricalcium dicitrate used as a dietary supplement and food additive, offering efficient calcium replenishment with high bioavailability and minimal gastric acid requirement.

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Key Benefits

Approximately 25% higher absorption than calcium carbonate, improving calcium uptake in various patient populations
Does not require stomach acid for absorption, ideal for elderly or achlorhydric patients
Well-tolerated with minimal gastrointestinal side effects and reduced risk of constipation
Provides 24.1% elemental calcium by weight for effective calcium replenishment
Stable white-to-off-white powder with excellent shelf life and compatibility across formulation types
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Physical Properties

Appearance:White to off-white powder
Molecular Formula:Ca3(C6H5O7)2
Molecular Weight:498.4334 g/mol
Solubility:0.85 g/L (18 °C), 0.95 g/L (25 °C) in water; insoluble in alcohol
Standards:
IP GradeBP GradeUSP GradeEP Grade
Key Benefits

Leading Calcium Citrate
Manufacturer in India

Ambition Pharma delivers superior bioavailability and enhanced absorption through our advanced manufacturing processes.

Enhanced Bioavailability

Approximately 25% higher absorption than calcium carbonate, improving calcium uptake in various patient populations

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Enhanced Bioavailability

Does not require stomach acid for absorption, ideal for elderly or achlorhydric patients

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Reduced Side Effects

Well-tolerated with minimal gastrointestinal side effects and reduced risk of constipation

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Superior Quality

Provides 24.1% elemental calcium by weight for effective calcium replenishment

Why Choose Us

Premium QualityManufacturing

Calcium Citrate Excellence

Discover why leading pharmaceutical companies trust our advanced manufacturing capabilities and commitment to quality excellence.

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Advanced Synthesis

GMP Certified

State-of-the-art manufacturing processes ensuring consistent quality and purity standards.

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Quality Assurance

ISO 9001:2015

Rigorous testing protocols and quality control measures at every production stage.

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Global Compliance

GMP

Meeting international regulatory standards for pharmaceutical manufacturing.

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Analytical Testing

HPLC/LCMS

Comprehensive analytical testing using advanced instrumentation and methods.

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Scalable Production

Multi-Scale

Flexible manufacturing capabilities from pilot scale to commercial production.

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Documentation

DMF Support

Complete regulatory documentation and technical support for global markets.

Ready to Experience Premium Quality?

Join leading pharmaceutical companies worldwide who trust our advanced manufacturing capabilities and commitment to excellence.

FAQ Section

Frequently AskedQuestions

Calcium Citrate Manufacturing

Common queries about our calcium citrate manufacturing capabilities, specifications, and quality assurance processes.

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We produce Calcium Citrate in IP, BP, USP, and EP grades, all manufactured under GMP with full regulatory documentation.

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Calcium citrate shows ~25% higher absorption than calcium carbonate and doesn't require gastric acid, making it better for patients on antacids or with low stomach acidity.

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Anhydrous calcium citrate provides 24.1% elemental calcium by weight; the tetrahydrate form contains about 21.1%.

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Yes—its citrate component helps bind urinary calcium and inhibit stone formation, but patients should consult healthcare providers for personalized advice.

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Yes—divalent cations in calcium citrate can chelate drugs like tetracyclines and fluoroquinolones; separate dosing by at least 2–4 hours to avoid interactions.

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Each shipment includes a Certificate of Analysis, GMP and ISO certificates, USP/EP monograph compliance, and, upon request, DMF/CEP/USDMF references.

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Calcium Citrate API

Get competitive pricing from India's leading Calcium Citrate manufacturer. We supply pharmaceutical grade APIs with international standards. GMP certified facility with global delivery.

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Multiple Grades

IP, BP, USP, EP pharmacopeial standards available

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GMP Certified

GMP compliant manufacturing facility

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Global Supply

Worldwide pharmaceutical API distribution

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