ShineHerb
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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.
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 pointc | 116-120 | 118.5 | USP<741> |
| Assay(Ondry 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% | NMT0.02 | <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 a erobic bacteriaCFU/g | NMT 1000 | <10 | GB4789.2 |
| Yeast & Mold CFU/g | NMT 50 | <10 | GB4789.15 |
| 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 | 3-7days | Door to door |
| 25kgs-100kgs | DHL, FedEx, by Air | 3-7days | Door to door (to Airport by Air) |
| more than 100kgs | by Air | 3-7days | Door to Airport |
| by Sea | 10-35days | Door to port |
Our Melatonin powder has a high purity of over 99%, as tested and verified by HPLC. It is free from artificial additives, ensuring excellent bioactivity and safety.
Our Melatonin is manufactured using advanced processes and fully complies with international pharmacopeia standards, including USP (United States Pharmacopeia), EP (European Pharmacopoeia), and ISO standards.
It is widely used in dietary supplements (such as capsules, tablets, gummies, and oral sachets) for sleep support and jet lag relief, as well as in functional food, beverages, and skincare formulations.
For smaller quantities like 1kg, we pack using double plastic bags inside an aluminum foil bag and a box outside. Bulk orders of 10kg, 25kg, or more are packed in high-quality drums or cartons with 2-layer plastic bag lining.
Depending on the order volume, we ship via Express Courier (DHL, Fedex, UPS, EMS) for door-to-door delivery in 3-7 days, by Air Cargo (to airport) in 3-7 days, or by Sea Freight (to port) which takes 10-35 days.
Yes, we provide free samples for quality evaluation, along with complete technical documentation including the Certificate of Analysis (COA) and Safety Data Sheets (MSDS).
