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magnesium citrate powder mg 30-0

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Magnesium Citrate Powder (Mg 30%)

Specification: Magnesium Citrate Powder (Mg 30%)

Hs Code: 2918150000

CAS Number: 153531-96-5

packaging: 25kg/bag

MOQ: 1000kg

Qty in 20’fcl: 16tons

Description

Magnesium Citrate Powder (Mg 30%) is a concentrated, highly bioavailable magnesium powder designed to deliver a high dose of magnesium in a small serving size. The mineral is bound to citric acid in an organic chelate that dissolves readily and is absorbed gently by the digestive system. As a fine white powder, it blends easily into capsules, tablets, drink mixes and functional foods. Magnesium supports energy production, nerve and muscle function, healthy sleep and bone maintenance, and the concentrated form allows formulators to build high-strength products without oversized tablets or capsules. Produced under USP-grade specifications with strict purity controls and a two-year shelf life, it is the efficient choice for high-potency magnesium products. A compact serving also means smaller capsules and leaner tablets for better consumer compliance. It is packed in 25 kg bags and keeps for two years in a well-closed container in a cool place. The powder dissolves quickly in warm water for drinkable magnesium formats. In practice its higher potency means smaller scoops and capsules achieve clinical-style magnesium doses, suiting high-strength single-ingredient products. It also dissolves quickly in warm water for drinkable formats. The product is manufactured under strict hygiene controls with documented test results for purity, heavy metals and microbial safety, ready for audit when customers require. How the concentrated grade works: this grade is formulated to deliver a higher magnesium load per gram of powder, so high-strength products stay compact. Instead of oversized tablets or double capsules, formulators achieve clinical-style magnesium doses with lean, swallowable formats. The citrate chemistry keeps absorption high and digestion gentle, and the fine white powder disperses quickly in warm water for drinkable delivery. Practical guidance: use it in high-strength magnesium capsules and tablets for muscle recovery, sleep and stress support; build effervescent and drink-mix products where dose density matters; fortify functional foods with magnesium without inflating recipe volumes; and pair it with electrolytes in sports formulations. Quality assurance: produced under USP-grade specifications with magnesium content, heavy metals and microbiology verified per batch and documented for qualification. Packed in 25 kg bags with a two-year shelf life in well-closed, cool storage. For brands competing on potency per serving, this concentrated citrate is the efficient backbone of the product. Specification highlights: it is packed in 25kg/bag with a minimum order quantity of 1000kg. Certificates of analysis accompany every shipment, and sample supply, specification customization and flexible payment terms are available for qualified buyers, supported by the standardized seven-step service process from inquiry to after-sales support. Documented quality from batch to batch: every production lot is verified against the full specification - identity, purity, heavy metals and microbiology - before release, and the resulting certificates and batch records travel with each shipment to support qualification and audit. Raw materials are sourced to defined standards, storage follows the conditions stated in the specification, and the product ships in its original, intact packaging. Shelf life and storage requirements are clearly documented, so purchasing, warehouse and quality teams all work from the same reference. This repeatable quality system is what makes the grade dependable for multi-year supply agreements.

Applications

It is formulated into high-strength magnesium capsules and tablets for muscle recovery, sleep and stress support. Drink-mix and effervescent products use it for fast-dissolving daily magnesium. Functional foods and sports nutrition add it to bars, powders and electrolytes, and clinical nutrition uses it for magnesium supplementation where dose density matters.

Advantages

The concentrated formulation cuts the amount of powder needed per serving, so high-dose magnesium products stay compact, easy to swallow and cost-efficient to produce. Citrate chelation keeps absorption high and digestion gentle, supporting premium efficacy claims. USP-grade quality, a two-year shelf life and dependable supply make it a practical backbone for high-potency magnesium lines.

Specifications
English Name Magnesium Citrate Nonahydrate Formulation Powder
HS code 2918150000 According USP
CAS 153531-96-5 Molecular Weight 613.25
Items Specification Method
Description White powder Visual
Identification Meets the requirements USP<2023>
Magnesium 14.5~16.4% USP<2023>
Loss on drying ≤29.0% USP<2023>
Sulfate (On SO4 base) ≤0.2% USP<2023>
Chloride ≤0.05% USP<2023>
PH 5.0-9.0 USP<2023>
Limit Of Calcium ≤1.0% USP<2023>
Heavy metals ≤50ppm USP<2023>
Iron ≤200ppm USP<2023>
Lead ≤3ppm GB5009.12
Arsenic ≤3ppm GB5009.11
Cadmium ≤5ppm GB5009.15
Mercury ≤1ppm GB5009.17
Total Plate Count <1000cfu/g USP<2023>
Yeast&Mold <100cfu/g USP<2023>
E.coli Negative USP<2023>
Salmonella Negative USP<2023>
Staphylycoccus aureus Negative USP<2023>

Shelf life: 2 years

Country of origin :China

Starting material : Citric acid,

Magnesium Hydroxide

Composition: Magnesium Citrate

Residual solvent : None

Standard: USP

Package size: 25kg/bag

Storage: When well-closed packages stored in shaded, cool, dry, clean and ventilated places on pallets; prohibited to be placed logether with poisonous or narmful substances. Open and use.

FAQ

Q1 : Do you provide samples? is it free or extra?

Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q2 : Do you accept customization?

We can produce according to your indicators.For specific details, please consult

Q3 : How long is your delivery time?

Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock.

Q4 : What is your payment terms?

T/T, L/C, Credit Card, PayPal, Cash.

Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;

Q5 : How do you ship the products?

By Sea ,By Air ,By courier, Fedex, UPS Etc. It is up to you.

Q6 : What’s the MOQ?

Different products result in different MOQ

For specific details, please consult

What's the order process?

1) Inquiry --- Share your initial requirements with us; we will establish a communication channel and learn about your needs and background.

2) Requirement Alignment --- We discuss technical parameters, application scenarios and regulatory requirements in depth to define the details and delivery standards.

3) Product Confirmation & Quotation --- We provide compliant product options and a detailed quotation covering specifications, pricing and minimum order quantity.

4) Order Processing & Payment Plan --- Contract terms are confirmed and flexible payment arrangements are made, keeping every transaction safe and compliant.

5) Shipping Plan --- We select the optimal shipping route and coordinate customs clearance and insurance to ensure your cargo is dispatched safely and on time.

6) Inspection & Tracking --- We provide quality inspection reports and full logistics tracking, keeping product quality controlled and the shipment fully transparent.

7) After-sales Service --- Technical support, prompt issue response and continuous improvement suggestions build a long-term partnership and ensure your satisfaction.

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