
Pen Refill
Wolverine Stack Pen Refill
BPC-157 & TB-500 blend pen refill cartridge, filled individually at the point of order — we never hold anything reconstituted on the shelf. Each refill is made fresh for your order and dispatched within 48 hours.
Supplied strictly as a research reagent for laboratory and in-vitro use only. Not for human or veterinary use.
Shipping & storage
Dispatched same business day when ordered before 2pm, in insulated discreet packaging. Store lyophilized vials cool, dry and away from light; keep sealed vials frozen for long-term storage.
Testing & COA
Our compounds are independently third-party tested for HPLC purity and mass-spec identity. Certificates of analysis are published on our lab results page or available on request.