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Buy Melatonin Powder 99% CAS 73-31-4 Sleep Improvement Dietary Supplement Suppliers, Companies
Product Description
Product Description
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.
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.
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 (On 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 |
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.
Client Reviews
"Our in-house QC sample test results align perfectly with their COA. We placed an order for 100kg Melatonin, and the shipment was delivered promptly with neat packaging. We are very satisfied with this cooperation."
"Sourcing reliable Melatonin bulk powder with consistent assay value and full test documentation used to be a headache for us. This supplier stabilized our raw material supply and helped us avoid batch rejection issues in our finished product audit last season."
Packing & Shipping
| 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) |
| 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 |
Frequently Asked Questions (FAQs)
Q1What specifications of Melatonin can you supply?
We offer 99% and 10% grades. COA, MSDS, heavy metal, and microbial test reports are available.
Q2What are the storage conditions and shelf life?
Seal tightly, keep away from light and heat, and store in a cool & dry place. The shelf life is 24 months under proper storage.
Q3Can you do OEM or custom formulations?
Yes. We support custom blending with other ingredients such as Magnesium and L-Theanine.
Q4What is your MOQ and sample policy?
Our standard MOQ is 25kg/drum. Small trial orders for testing are acceptable, and free samples are available for quality verification.
Q5Which quality standards does your Melatonin comply with?
Our Melatonin is free of artificial additives and fully complies with USP, EP, and ISO standards, ensuring safety and mildness for long-term use.
Q6What packaging and shipping options do you offer?
We provide 1kg aluminum foil bags and 10kg/25kg drums. Shipments are handled via express (EMS, DHL, UPS, FedEx), Air freight, or Sea freight.
