Composition & Format Active: Melatonin, high-purity raw material (99%) Fill strength: 10 mg Melatonin per vial Format: White lyophilized powder in clear glass vials Standard kit size: 10 vials/kit (100 mg total) Closure: Flip-off caps and butyl stoppers in multiple color options (OEM on request) Key Features for Wholesale Buyers China-based factory supply with export experience to multiple regions High-purity Melatonin 99% with consistent lyophilized cake appearance Batch manufacturing suitable for bulk and OEM/private-label projects Flexible packaging: inner trays or small boxes for easier international shipping Dedicated support for wholesale price inquiries and long-term partnership orders Packaging & Ordering Default packing: 10 vials per plastic tray or inner box, then master cartons with protective materials Cap colors such as red, yellow, blue or white available to match your brand style China-based export packing designed for stability during international transport For wholesale pricing, OEM labels or special packing requirements, please contact our sales team directly

Batch numbering systems that allow full traceability are now necessary to make sure that regulations are followed and that any quality issues that may come up after shipping are taken care of
Understanding peptide molecular stability Peptides consist of amino acid chains connected by peptide bonds, and these bonds possess specific vulnerabilities to environmental stress
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