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China 99% Pure Melatonin Powder - Sleep Improvement Dietary Supplement from China Suppliers & Factory, CAS 73-31-4 Manufacturers, Factories
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China 99% Pure Melatonin Powder - Sleep Improvement Dietary Supplement from China Suppliers & Factory, CAS 73-31-4 Manufacturers, Factories
Melatonin is a natural hormone that helps regulate the body's circadian rhythm, with over 99% high purity as tested by HPLC. It effectively relieves insomnia, shortens sleep onset time, and eases jet lag, making it an ideal raw material for dietary supplements, functional beverages and skincare products. Our product is free of artificial additives, compliant with USP, EP and ISO standards, safe and mild for long-term use.
Certificate of Analysis
ANALYSIS
SPECIFICATION
RESULTS
METHOD
Appearance
White or off-white powder
Conforms
Visual
Identification
Infrared absorption
Conforms
IR
Ultraviolet Absorption
Conforms
UV
HPLC Identification test
Conforms
HPLC
Melting point
116–120
118.5
USP<741>
Assay (Dry basis) %
98.5–101.5
99.69
HPLC
Individual Impurities %
NMT 0.1
0.03
HPLC
Total Impurities %
NMT 0.5
0.06
HPLC
Loss on drying %
NMT 0.5
0.36
USP<731>
Residue on ignition %
NMT 0.1
0.06
USP<281>
Chloride %
NMT 0.02
<0.02
USP<221>
Residual Solvents ppm
NMT 1000
520
GC
Heavy metals ppm
NMT 10
Conforms
CP2020<0821>
Pb ppm
NMT 2.0
Conforms
ICP-MS
As ppm
NMT 1.0
Conforms
ICP-MS
Cd ppm
NMT 1.0
Conforms
ICP-MS
Hg ppm
NMT 0.1
Conforms
ICP-MS
Total aerobic bacteria CFU/g
NMT 1000
<10
GB4789.2
Yeast & Mold CFU/g
NMT 50
<10
GB4789.15
Key Advantages
★High Purity 99%: Tested by HPLC, no impurities, ensuring strong bioactivity for sleep support.
🌿100% Natural Compliance: With full glucose fermentation technology, the product achieves 100% natural standard and complies with global market requirements for natural ingredients.
⚡Multi-Functional: Regulates circadian rhythm, relieves jet lag and mild anxiety, fits multiple application scenarios.
🏭Stable Quality: Factory direct supply, annual production capacity 10 tons, consistent batch quality.
📄Complete Certification: Free samples available, providing COA, MSDS and other related documents.
Functions / Application
💊Dietary Supplements: Made into capsules, tablets, gummies and oral sachets for sleep support, jet lag relief and circadian rhythm adjustment.
🥤Functional Food & Beverages: Added to solid drinks, meal replacement powders, health snacks and functional beverages for nutrition fortification.
Packing
Weight
Packing Method
1kg
Bag/kg, box outside (double plastic bag + Aluminum foil bag inside)
10kgs, 25kg or more
By Drums or carton (2 layers plastic bag inside)
Delivery
Weight
Delivery Method
Delivery Time
Destination
1kg – 25kgs
EMS, DHL, UPS, FedEx
3–7 days
Door to door
25kgs – 100kgs
DHL, FedEx, by Air
3–7 days
Door to door (to Airport by Air)
More than 100kgs
By Air
3–7 days
Door to Airport
By Sea
10–35 days
Door to port
Logistics
Frequently Asked Questions
Q What is the purity of your Melatonin powder?
Our Melatonin powder has a purity of ≥99.69% (Assay on dry basis: 98.5–101.5%), verified by HPLC testing. Individual impurities are kept below 0.03% and total impurities below 0.06%, ensuring pharmaceutical-grade quality.
Q What quality standards does your Melatonin comply with?
Our Melatonin complies with USP, EP and ISO standards. It is manufactured without artificial additives and passes rigorous testing for heavy metals, residual solvents, microbiology and other safety parameters. Full COA and MSDS documentation are available upon request.
Q Is your Melatonin natural or synthetic?
Our Melatonin is produced using full glucose fermentation technology, achieving 100% natural standard. It meets global market requirements for natural ingredients and is suitable for products marketed as naturally sourced.
Q What are the main applications of Melatonin?
Melatonin is widely used in dietary supplements (capsules, tablets, gummies, oral sachets) for sleep support and jet lag relief, as well as in functional foods and beverages such as solid drinks, meal replacement powders, health snacks and functional beverages for nutrition fortification.
Q What packaging options are available and what is the minimum order quantity?
We offer 1kg packaging (double plastic bag + aluminum foil bag inside a box) and bulk packaging of 10kgs, 25kg or more in drums or cartons with 2 layers of plastic bags inside. Free samples are available for evaluation before placing a bulk order.
Q How long does delivery take and what shipping methods are available?
For small orders (1kg–25kgs), we ship via EMS, DHL, UPS or FedEx with door-to-door delivery in 3–7 days. For 25kgs–100kgs, air freight takes 3–7 days. For orders over 100kgs, air freight delivers in 3–7 days (door to airport) or sea freight in 10–35 days (door to port).
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