Composition & Format Active: Delta Sleep-Inducing Peptide (DSIP) Strength: 5 mg per vial Kit format: 10 vials per kit (50 mg total) Form: white lyophilized peptide powder in glass vials with butyl stoppers and flip-off caps Country of origin: China peptide manufacturing hub Key Features for Wholesale Buyers High-purity (99%) DSIP peptide suitable for demanding research workflows China-based factory production with stable, repeatable batch records Amber vials help protect light-sensitive peptides during storage and transit Support for OEM, private-label and custom packing projects on request Flexible order quantities for distributors, labs and formulation partners Packaging & Ordering Standard packing: 10 x 5 mg DSIP vials per kit (50 mg total) Amber vials with crimped flip-off caps, packed in protective trays and export cartons Bulk and OEM packaging options available for repeat customers For current DSIP pricing, MOQs and shipping options, please contact our sales team directly Order status and dispatch updates are normally provided within 3 business days after confirmation Storage & Handling Recommended storage: 28 C in a dry, dark place
Topical bioavailability: Lower but meaningful
Many researchers looking into glow peptides choose this blend because it combines recovery-focused peptides with GHK-CU, a copper peptide widely studied for its relationship to skin quality, collagen signaling, and regenerative processes
Your outlook, mood, and attention span all depend on getting the right amount of sleep, and without it, your job performance (not to mention your personal life) can suffer
