Organic Calcium Salts
Calcium Citrate
Food grade calcium citrate tetrahydrate powder, GB/USP/FCC, low heavy metals. Bulk supply for supplements and fortified foods.
View Details Source Manufacturer · Yantai, Shandong, China
Food Grade Calcium Salts Manufacturer in China Bulk Calcium Citrate, Calcium Carbonate & Calcium Acetate Supplier
Guangda is a bulk food grade calcium citrate powder supplier, wholesale calcium citrate granular manufacturer and food grade calcium carbonate manufacturer in China. We ship 15+ certified calcium salts from our Yantai factory to food, beverage and supplement brands across North America and Europe.
- FSSC 22000
- ISO 22000
- FDA
- GMP
- Kosher
- Halal
FSSC 22000Complete international certifications
- 30,000 MTAnnual capacity
- 15+Calcium salts
- 40+Export countries
- 24/7Inquiry response
Trusted by buyers in
- USA
- Canada
- United Kingdom
- Germany
- Netherlands
- Belgium
- Italy
- France
- Spain
- Nordic Countries
- UAE
- Japan
- South Korea
15+Calcium salts
About Guangda
A calcium salts series manufacturer built for global food brands
Located in the coastal city of Yantai, Shandong, Guangda specializes in the research, production and export of food grade calcium ingredients. From raw material selection to synthesis, drying, milling, granulation and packing, every step is completed in our own plant under an FSSC 22000 food safety system.
Today we are a B2B calcium ingredients supplier for dairy processors, beverage bottlers, bakeries and nutraceutical brands in more than 40 countries, offering stable capacity, consistent quality and export-ready documentation.
- Own production lines and QC laboratory
- GB, USP, FCC, EP and BP grades
- Custom particle size and granulation
- Fast shipping from Yantai and Qingdao ports
Our Products
Food grade calcium salts, factory-direct
Twelve core calcium ingredients plus specialty salts, available in powder, granular and ultrafine grades.
Organic Calcium Salts
Calcium Citrate Granular
Free-flowing calcium citrate granules for direct-compression tablets. Wholesale from the manufacturer, custom mesh sizes.
View DetailsInorganic Calcium
Calcium Carbonate Powder
Food grade calcium carbonate powder from 325 to 2500 mesh, 40% calcium, for fortification, bakery and supplements.
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Inorganic Calcium
Calcium Carbonate Granular
Calcium carbonate granular for tableting and chewing gum, excellent flowability, wholesale supply in 25 kg bags.
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Organic Calcium Salts
Calcium Acetate
Anhydrous calcium acetate food grade powder, used as preservative, buffer and firming agent. GB and USP grades.
View DetailsInorganic Calcium
Calcium Carbonate
Precipitated (light) and natural (heavy) food grade calcium carbonate, CaCO3 98.0-100.5%, for foods and pharma.
View DetailsInorganic Calcium
Calcium Oxide
High purity food grade calcium oxide (quicklime), powder or lumps, for food processing and desiccants.
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Inorganic Calcium
Calcium Hydroxide
Food grade calcium hydroxide (slaked lime) for corn nixtamalization, sugar refining and pH control.
View DetailsOrganic Calcium Salts
Calcium Gluconate
Calcium gluconate monohydrate and anhydrous powder, USP/FCC, highly soluble for dairy and beverage fortification.
View DetailsChelated Calcium
Calcium Glycinate
Chelated calcium glycinate (bisglycinate) powder, 98% assay, highly bioavailable for supplements and nutrition.
View DetailsOrganic Calcium Salts
Calcium Ascorbate
Calcium L-ascorbate, a non-acidic vitamin C and calcium source for supplements and fortified foods.
View DetailsOrganic Calcium Salts
Calcium Citrate Malate
Calcium citrate malate (CCM) powder with high solubility, ideal for beverage fortification and bone-health products.
View DetailsWhy Guangda
Everything a global buyer needs from a calcium supplier
Complete international certifications
FSSC 22000, ISO 22000, ISO 9001, ISO 14001, GMP, FDA registration, Kosher, Halal and the food additive production licence (SC).
Clear quality specifications
Assay, particle size (granular vs powder) and heavy metals are defined for every product and verified on each batch CoA.
Application-driven grades
Dedicated grades for dairy, functional beverages, dietary supplements, bakery and infant nutrition.
Port logistics advantage
Yantai and Qingdao ports are close to our plant, with frequent direct sailings to Europe and North America.
Free samples, CoA & MSDS
Free samples within 2-3 days. CoA, MSDS, TDS and certificates are provided in real time with every quotation.
24/7 fast inquiry response
A dedicated export team answers on WhatsApp, WeChat, Telegram, Line and email, with a quotation within 24 hours.
Quality & Specifications
Key technical indicators at a glance
Typical values for our best-selling grades. Full specifications are listed on each product page.
| Product | Assay | Form / Mesh | Lead (Pb) | Arsenic (As) | Standard |
|---|---|---|---|---|---|
| Calcium Citrate | 97.5-102.0% | Powder / Granular | ≤2 ppm | ≤3 ppm | GB / USP / FCC |
| Calcium Carbonate Powder | 98.0-100.5% | 325-2500 mesh | ≤3 ppm | ≤3 ppm | GB / USP |
| Calcium Acetate | 98.0-102.0% | Powder | ≤2 ppm | ≤2 ppm | GB / USP |
| Calcium Gluconate | 99.0-102.0% | Powder | - | ≤2 mg/kg | GB 15571 |
| Calcium Glycinate | ≥98.0% | Powder | ≤2 mg/kg | - | GB 30605 |
| Calcium Citrate Malate | Ca 20-26% | Powder / Granular | ≤2 mg/kg | ≤2 mg/kg | GB / USP |
Applications
Calcium solutions by industry
Dairy & Plant-based Milk
Calcium citrate, CCM, gluconate and bio calcium carbonate for milk, yogurt, cheese, soy, oat and almond drinks.
Functional Beverages
Highly soluble calcium citrate malate, lactate and gluconate for juices, sports drinks and fortified waters.
Dietary Supplements
Calcium citrate, carbonate granules and glycinate for tablets, capsules, gummies and effervescent products.
Bakery & Flour Products
Calcium acetate as mould inhibitor and calcium carbonate as fortifier and dough conditioner for bread and biscuits.
Infant & Clinical Nutrition
Low heavy metal calcium glycinate, citrate and lactate for formulated and medical nutrition (subject to buyer qualification).
Food Processing
Calcium oxide and hydroxide for corn nixtamalization, sugar refining, pH control, tofu, pickles and desiccants.
Factory Strength
A real factory you can audit
Guangda operates modern production and packing lines, an in-house QC laboratory and dedicated warehouses in Yantai. Video audits and on-site visits are always welcome.
- 50,000+Plant area (m²)
- 90Daily output (MT)
- 12Production lines
- 20+QC tests per batch
Inside our production base
Certifications
Certified for the world's strictest markets
Our certificates are shared with every quotation, so your QA team can approve us as a supplier quickly.
- FSSC 22000
- ISO 22000
- ISO 9001
- ISO 14001
- GMP
- FDA
- Kosher
- Halal
- Production Licence (SC)
Global Footprint
Exporting to North America, Europe and beyond
Our calcium ingredients are used by food and supplement manufacturers in the USA and Canada, the UK, Germany, the Netherlands, Belgium, Italy and other major European markets, as well as the Middle East and Asia.
North America
- USA
- Canada
Europe
- United Kingdom
- Germany
- Netherlands
- Belgium
- Italy
- France
- Spain
- Nordic Countries
Middle East
- UAE
Asia Pacific
- Japan
- South Korea
Logistics & Communication
From inquiry to delivery, on time
- 1
Inquiry & quotation
Reply within 24 hours with price, CoA, MSDS and certificates.
- 2
Free sample
Samples dispatched by DHL, FedEx or UPS within 2-3 days.
- 3
Production & QC
Stock grades ready in 7 days, customized grades in 15-20 days.
- 4
Shipping & documents
FOB, CIF or DDP from Yantai or Qingdao with full export documents.
Why Buyers Reorder
What overseas buyers value most
Batch-to-batch consistency
Every batch is assayed and tested for lead, arsenic, mercury and cadmium before shipment, and its CoA travels with the goods so your incoming inspection can confirm it.
Fast samples for trials
Free samples leave the factory within 2-3 days, so your R&D team can test powder and granular grades on your own lines before ordering.
Documents ready upfront
Kosher, Halal, FSSC 22000 and other certificates, plus allergen and non-GMO statements, are sent with the quotation to speed up supplier approval.
Quick Answers
Is Guangda a factory or a trading company?
Guangda is a factory. As a reliable calcium salt manufacturer in Yantai and a B2B calcium ingredients supplier in Shandong, we run raw material selection, synthesis, drying, milling, packing and QC in our own plant, so you get factory direct supply of food grade calcium without middlemen.
Are you a bulk food grade calcium citrate powder supplier?
Yes. We are a bulk food grade calcium citrate powder supplier producing calcium citrate tetrahydrate to GB 1903.14, USP and FCC, with lead ≤2 ppm and arsenic ≤3 ppm. It is widely used as calcium citrate powder for dietary supplements and fortified foods.
What is the food grade calcium citrate powder price?
The food grade calcium citrate powder price depends on grade (GB/USP/FCC), particle size, packaging, order quantity and the citric acid market. Send us your volume and destination port and we will quote FOB, CIF or DDP within 24 hours.
Do you provide free samples?
Yes. We send free samples (100-500 g) of any product together with the CoA and MSDS. Buyers usually pay the courier freight only, which can be credited against the first order.
Which certifications do you hold?
We are an ISO HACCP certified calcium factory in China holding FSSC 22000, ISO 22000, ISO 9001, ISO 14001, GMP, FDA registration, Kosher, Halal and the Chinese food additive production licence (SC).
Get in Touch
Get a quote and a free sample today
Share your product, grade and quantity. Our export team replies within 24 hours.
- 24/7 fast inquiry response
- Free samples, CoA & MSDS
- Complete international certifications
Request a Quote & Free Sample
Tell us the product, grade, quantity and destination port. Our export team replies within 24 hours with price, CoA and MSDS.