What is Pure Calcium Citrate Powder?
Pure Calcium Citrate Powder is a high-quality, highly bioavailable, and easily dispersible mineral ingredient ideal for formulation in the food and beverage, dietary supplement, nutraceutical, pharmaceutical, and sports nutrition industries. The fine white powder is produced by precisely neutralising citric acid with a high-purity calcium source and has exceptional chemical stability, a uniform mesh size, and a better solubility profile than the traditional inorganic calcium sources, such as calcium carbonate. It has extraordinary processing versatility and optimum functional performance in both dry-blend formulations and liquid product matrices, as it does not need to be dissolved in the stomach. Therefore, it is a preferred bulk raw material for use in formulations because of its good dispersion and neutral taste, and lack of organoleptic properties that could affect the appearance, taste, and texture of a final product in the hands of the consumer. It is a compliant, high-grade functional additive that provides a reliable means to incorporate minerals into everyday wellness products, fortified beverages, milk alternatives, nutrition bars, and tableting/encapsulation lines. It is produced according to strict ISO, GMP, and food safety standards and meets high quality control standards set globally, offering a level of consistency, traceability, and regulatory compliance for corporate procurement teams, R&D experts, and contract manufacturers, aimed at meeting the needs and requirements of the commercial market.

COA
| Item | Specification | Result |
| Appearance | White to off-white fine powder | Complies |
| Odor | Characteristic, odorless | Complies |
| Identification | Positive | Positive |
| Calcium (Ca) | 20.0–24.0% | 21.20% |
| Assay (Calcium Citrate) | ≥ 98.0% | 99.10% |
| Loss on Drying | ≤ 10.0% | 8.20% |
| pH (5% Suspension) | 6.0–9.0 | 7.4 |
| Particle Size | ≥ 95% pass 80 mesh | 98.50% |
| Bulk Density | 0.50–0.80 g/mL | 0.63 g/mL |
| Lead (Pb) | ≤ 2.0 ppm | 0.18 ppm |
| Arsenic (As) | ≤ 1.0 ppm | 0.06 ppm |
| Cadmium (Cd) | ≤ 1.0 ppm | 0.03 ppm |
| Mercury (Hg) | ≤ 0.1 ppm | <0.01 ppm |
| Total Plate Count | ≤ 10,000 CFU/g | 120 CFU/g |
| Yeast & Mold | ≤ 1,000 CFU/g | <10 CFU/g |
| E. coli | Negative/10 g | Negative |
| Salmonella | Negative/25 g | Negative |
| Staphylococcus aureus | Negative/25 g | Negative |
Are you interested in our products? Just contact us directly or email donna.zh@kingsci.com to obtain further information and free samples.
Market Trends
The global market for Calcium Citrate Powder is showing steady growth, mainly due to an increasing consumer preference for natural organic products, clean label and transparency, and preventative wellness. The bulk procurement demand for commercial food, beverage, and nutraceutical sectors continues to grow with more people seeking out functional foods, beverages, and dietary supplements that feature ingredients that are easily recognizable, plant-based, or naturally fermented. As the use of inorganic minerals continues, formulations and contract manufacturers are increasingly switching to organic mineral salts, such as calcium citrate, for their desirable processing characteristics, neutral sensory properties, and high biological compatibility. In addition, the plant-based dairy alternative and fortified functional food markets are booming in the world, leading to higher uptake of dispersible mineral fortificants that are non-GMO and synthetic-free. To meet the high purity standards for international brands and consumers' demand and preference for familiar ingredient lists, demand is increasing in global manufacturing networks.
Why is Calcium Citrate Powder popular?
1. Scientific and Regulatory Recognition:
By all food safety authorities and pharmacopeias worldwide as a trusted, high-grade organic mineral salt, calcium citrate makes it easy to enter the global market and meet regulations.
2. Superior Absorption Profile:
In contrast to calcium mineral products, it is easily dissociated over a high pH range and does not require the presence of gastric acid for optimum bioavailability for different groups of consumers.
3. Clean Label Alignment:
It is synthesized with natural citric acid and is compliant with non-GMO, allergen-free, and synthetic free standards, enabling B2B brands to provide clean ingredient lists to today's consumers.
4. Neutral Organoleptic Properties:
It is not harmful to the sensory properties of end products, and the mild taste and non-odorous nature make it easy to incorporate into formulations without masking the original taste, color, or texture.
5. High Formulation Versatility:
It has excellent dispersibility and thermal stability, allowing it to process well in various beverage formats such as RTD drinks, plant-based dairy, powder mix, tablets, and capsules.
6. Stable Processing Performance:
Calcium Citrate Pure Powder is stable under high-shear blending and heating conditions and will not precipitate or cause grittiness in dry blend and liquid manufacturing lines.

Product Direction
1. Plant-Based Dairy and Beverage Innovations:
Pure Calcium Citrate Powder can be used as an ingredient in plant-based milk alternatives (e.g., oat, almond, soy, and coconut milks), barista-grade creamers, and ready-to-drink (RTD) functional beverages. It has excellent solubility and very little sedimentation, making it very easy on the mouth and helping to give a consistent suspension and prevent clouding of the drink or causing a gritty effect.
2. Advanced Delivery Supplements and Gummies:
As well as tablets and hard gel capsules, this ingredient shines in some of the more contemporary delivery forms popular with consumers, such as pectin-based functional gummies, soft chews, effervescent powders, and liquid sachet gels. It has a rapid dissolution rate, which will not affect the gelling temperatures or gelling properties during batch processing.
3. Functional Convenience Foods and Baked Goods:
Bulk calcium citrate is ideal for use in concentrated nutrition powder blends for nutritional meal replacements, protein shakes, fortifiable baking mixes, whole grain breads, and energy bars. It has very high thermal tolerance characteristics and can resist high-temperature baking without degradation and change of crumb structure and taste.
4. Specialized Infant and Clinical Nutrition Solutions:
It is an important ingredient for commercial infant formulas, growing-up milk powders, and precise mineral density formulations of nutritional shakes for adults because it meets the strict microbial requirements while being highly digestible and low in requirement for acidity to absorb.
5. Confectionery and Active Lifestyle Snacks:
It may be used by food scientists as a functional texturizer and mineral fortificant in fruit snacks and fortified chocolates, chewable mints, and sports nutrition gels. It will feature a neutral flavour profile that will allow active lifestyle brands to produce clean-label, mineral-fortified products, which consumers who are always on the move look for.
6. Personal Care and Cosmetic Formulations:
Other than the use as an oral consumption format, cosmetics and personal care companies use high-purity calcium citrate in special formulations like toothpaste, oral care rinses, skin serums, and body scrubs as a mild abrasive and buffering agent.
FAQ
Q1: What are the primary advantages of Calcium Citrate over Calcium Carbonate in B2B manufacturing?
A: Calcium Citrate is more soluble across a wider pH range and doesn't need acid in the stomach to dissolve. It is highly dispersible and neutral in taste, which makes it much easier to process in beverages, dry mixes, and sensitive matrices without precipitation or off-tastes.
Q2: What product delivery formats is this bulk powder best suited for?
A: It is extremely versatile and suitable for ready-to-drink (RTD) drinks, plant-based milk drinks, functional gummies, chewable tablets, capsules, nutrition bars, and dry powder blends.
Q3: Does Pure Calcium Citrate Powder affect the taste or texture of finished goods?
A: No. It is a very mild organoleptic white powder that is without odor. It blends easily into formulations without changing the desired flavor, color, texture, or mouthfeel in consumer products.
Q4: Is your Calcium Citrate Powder suitable for clean-label and vegan product formulations?
A: Yes. We use non-GMO, allergen-free, synthetic-free, and Vegan/plant-based suitable products that cater to the needs of today's clean-label transparency requirements.
Q5: What quality standards, certifications, and compliance metrics does this ingredient meet?
A: Our Pure Calcium Citrate Powder is produced according to strict ISO and GMP procedures and fulfils all major international Pharmacopoeial requirements (USP/FCC) and is accompanied by Batch Certificates of Analysis (COA) for easy regulatory acceptance.
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