Lancet (2022) 399(10322):394405
Key administration details for compounded tirzepatide: Subcutaneous injection, once weekly Rotate injection sites: abdomen, thigh, upper arm Store reconstituted solution in refrigerator Refrigeration is required after reconstitution Shelf life in fridge : typically 28-30 days after reconstitution Room temperature stability is limited, see tirzepatide room temperature guidelines Retatrutide administration Retatrutide is currently available only as a research compound in lyophilized powder form

Product Highlights & Quick Facts Product Type: Combined Peptide Blend (Growth Hormone Secretagogues) Total Content: 10mg per vial (typically split as [verify blend ratio, e.g., 5mg / 5mg] per vial) Format: Lyophilized (freeze-dried) white powder Purity Standard: Greater than 98% [verify exact specification with brand] Testing Requirement: Third-party HPLC and Mass Spectrometry (MS) verified Intended Use: In vitro and in vivo laboratory research use only Storage Conditions: Store at -20C for long-term stability
This publication has not received compensated product samples, has not interviewed brand personnel or licensed providers, has not accessed internal patient outcome data, and has not conducted laboratory or field testing of any medication
Understanding how these treatments work together helps patients and providers make informed decisions about concurrent use