Product Description
Think of Pure calcium citrate powder as the "easygoing" calcium.
It's calcium that got paired up with citric acid, making it way easier for your body to invite in - no strong stomach acid needed. This makes it a great pick for anyone, especially if you take heartburn meds or your digestion prefers things gentle.
It's your bones' favorite delivery service, offering better absorption with less digestive drama than the chalky alternatives.
How we make it
We introduce it to citric acid under just the right conditions. They react, form crystals, which we then clean, dry, and mill into a fine powder. Every batch is tested to make sure you're getting a consistent 21% elemental calcium, free from unwanted metals or microbes.
Why formulators love Pure calcium citrate powder:
Its neutral pH and decent solubility make it a team player. You'll find it in tablets, capsules, fortified drinks, and foods - basically anywhere you need a reliable, gentle, and highly absorbable calcium boost to support bones over the long haul.


Product Characteristics
Solubility
Sparingly soluble in water (approximately 0.1g/100mL at 25°C), insoluble in ethanol
Odor & Taste
Odorless, slightly acidic taste
Chemical Properties
pH of saturated solution: 5.0-7.0
High Purity & Concentration
Produced to meet precise specifications, ensuring batch-to-b consistency you can rely on.
COA
|
Item |
Specification |
Result |
|
Product Name |
Calcium Citrate Powder |
date |
|
Calcium Content |
≥21.0% |
21.3% |
|
Citric Acid Assay |
≥76.0% |
77.1% |
|
Loss on Drying |
≤10.0% (tetrahydrate) |
9.2% |
|
Heavy Metals (as Pb) |
≤10 ppm |
<5 ppm |
|
Arsenic |
≤3 ppm |
<1 ppm |
|
Lead |
≤3 ppm |
<1 ppm |
|
Fluoride |
≤30 ppm |
<20 ppm |
|
Microbial Total Count |
≤1000 CFU/g |
150 CFU/g |
|
Yeast & Mold |
≤100 CFU/g |
<10 CFU/g |
Benefits
What this stuff actually does in your body (besides just sitting there)
Let's be honest, you're probably taking it for your bones. And you're right-it's a key building block that gives your skeleton its "hold my shape" architecture and keeps it dense enough to, you know, not crumble.
But Pure calcium citrate powder's job doesn't end at the scaffolding. It's also the foreman on the constant construction site that is your bones, overseeing the "tear down and rebuild" process (aka remodeling) that keeps them healthy over time.
Now for the hidden talents. Ever wonder what makes your muscles clench and unclench on command? Calcium is the backstage crew sending the signals for every single contraction and release.
And in your nervous system? Think of it as the messenger's trigger. It helps your nerve cells release the chemical signals that let you think, feel, and move. So yeah, it's busy. You're basically hiring a project manager for your entire structural and signaling system.

Application Fields
Think of it as the flexible calcium that fits in anywhere it's needed:
The Classics: In tablets, capsules, and chewables, playing defense for adult bone density.
For Moms: A must-have on the nutritional support team during pregnancy and breastfeeding.
Senior Support: Helping aging frames stay sturdy and resilient.
Stealth Mode: Sneaked into your favorite plant-based milk, juice, or cereal for a silent nutrient boost.
Medical Duty: On active duty in medical therapies and gentle antacid formulas.
For the Active Crowd: Supporting the bones and muscles of athletes who push their limits.
For the Kids: In formulations that help the young skeleton build a solid foundation for growth.
Production Process



Product Quality Advantages
High Bioavailability
Superior absorption compared to carbonate forms.
Excellent Stability
Maintains potency under various storage conditions.
Low Lead Content
Stringent heavy metal control measures.
Batch Consistency
Rigorous process controls ensure uniform quality.
Versatile Applications
Suitable for various delivery systems and formulations.
Regulatory Compliance
Meets USP, EP, and FCC standards.
Professional ODM/OEM Services
We deliver end-to-end ODM/OEM solutions for plant extracts, transforming your concepts into market-ready products through integrated expertise and in-house production.
① Cooperation Models
OEM: Faithfully reproduce your formula with guaranteed integrity and batch-to-batch consistency.
ODM: From concept to launch, we provide complete solutions including formulation, development, and compliant manufacturing.
② Key Process
Analysis & Design: Customized solutions based on your requirements
Prototyping: Sample development using advanced extraction technologies
Production: Certified manufacturing with rigorous quality control
Why choose us
We've been at this for over 15 years, making ingredients in-house. It means we control the whole story, from the farm to the finished powder in your hands.
Everything starts with clean, audited raw materials. No junk, no shortcuts-just natural purity you can actually trust. We test everything, and we'll show you the paperwork to prove it.
We keep investing in better tech and smarter R&D. That's how we make sure our products actually work, batch after batch.
No one likes supply chain surprises. We manage ours carefully so you get what you need, when you need it.
Ultimately, we're not here for one-off sales. We want to be your long-term ingredient partner-the reliable one you don't have to worry about..

FAQ
Q: Why pick calcium citrate over the chalky stuff (carbonate)?
A: Think of citrate as the friendly, easy-absorbing version. Great for anyone, especially if your stomach acid is on the low side or you take meds for it. Take it anytime, with or without food. Carbonate? It needs a meal and strong stomach acid to work best.
Q: Will it, you know, stop me up like some others?
A: It's usually much gentler on your system than carbonate. But still, drink plenty of water and eat your veggies - your gut will thank you.
Q: What's your minimum order?
A: We start at 1kg for standard stock. Want to try before you commit? We offer free samples for qualified partners to test.
Q: Can you put my label on Pure calcium citrate powder?
A: Absolutely. We offer full private label and OEM services, including custom packaging to make it look like it's always been yours.
Q: How do you ship it?
A: However you need it: fast by courier, by air, or by sea for larger orders. We'll work with you to match your timeline and budget.
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