Retatrutide 40mg (R&D Only)

    £225

    The Retatrutide 40mg (R&D Only) pen delivers a high-purity research peptide in a pre-filled, once-weekly injection format. Each pen contains 40mg Retatrutide with precise click-based dosing (2.5–10mg). Designed for controlled laboratory studies, stability testing, and formulation research. Not for human or veterinary use. Refrigerated storage required.