PRODUCT

MGF (5 mg Vial)

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Quickstart Highlights

Mechano Growth Factor (MGF) is a splice variant of IGF‑1 (IGF‑1Ec in humans) produced in response to mechanical stress and tissue damage[1][2]. Research indicates MGF plays a role in muscle repair, satellite cell activation, and bone regeneration[3][4]. This educational protocol presents a once‑daily subcutaneous approach using a practical dilution for clear insulin‑syringe measurements.

Reconstitute: Add 3.0 mL bacteriostatic water → ~1.67 mg/mL concentration.
Typical daily range: 100–300 mcg once daily (gradual titration).
Easy measuring: At 1.67 mg/mL, 1 unit = 0.01 mL ≈ 16.7 mcg on a U‑100 insulin syringe.
Storage: Lyophilized: freeze at −20 °C (−4 °F); after reconstitution, refrigerate at 2–8 °C (35.6–46.4 °F); use within ~30 days.

Reconstitution

Draw 3.0 mL bacteriostatic water with a sterile syringe.
Inject slowly down the vial wall; avoid foaming.
Gently swirl/roll until dissolved (do not shake).
Label and refrigerate at 2–8 °C (35.6–46.4 °F) , protected from light; use within approximately 30 days [5] .
Label and refrigerate at 2–8 °C (35.6–46.4 °F), protected from light; use within approximately 30 days[5].

Protocol Overview

Goal:Support tissue repair and regenerative processes through localized growth factor signaling[3][4].
Schedule:Daily subcutaneous injections for 8–12 weeks (extend to 16 weeks if desired).
Dose Range:100–300 mcg daily with gradual titration.
Reconstitution:3.0 mL per 5 mg vial (~1.67 mg/mL) for accurate unit measurements.
Storage:Lyophilized frozen; reconstituted refrigerated; avoid repeated freeze–thaw.

Dosage Protocols

Start:100 mcg daily; increase by ~50 mcg weekly as tolerated.
Target:250–300 mcg daily by Weeks 4–8.
Frequency:Once per day (subcutaneous).
Cycle Length:8–12 weeks; optional extension to 16 weeks.
Timing:Any consistent time; rotate injection sites.

Storage Instructions

Lyophilized:Store at −20 °C (−4 °F) or colder for long‑term; refrigerate at 4 °C (39.2 °F) for short‑term.
Reconstituted:Refrigerate at 2–8 °C (35.6–46.4 °F); use within approximately 30 days; avoid freeze–thaw cycles.

Important Notes

Practical considerations for consistency and safety.

Use new sterile insulin syringes; dispose in a sharps container.
Rotate injection sites (abdomen, thighs, upper arms) to reduce local irritation[7].
Inject slowly; wait a few seconds before withdrawing the needle.
Document daily dose and site rotation to maintain consistency.
MGF has a short half‑life; PEGylated forms (PEG‑MGF) offer extended duration but follow different protocols[2].

How It Works

MGF is generated through alternative splicing of the IGF‑1 gene in response to mechanical loading or tissue injury[1][2]. The resulting peptide contains a unique C‑terminal E domain that distinguishes it from systemic IGF‑1. Preclinical research demonstrates MGF activates satellite cells (muscle stem cells), promotes osteoblast proliferation, and supports neurogenesis[3][4][8]. These effects appear to be localized and transient, suggesting MGF acts primarily as a tissue‑specific repair signal rather than a systemic growth factor.

Lifestyle Factors

Pair with resistance training to provide the mechanical stimulus that naturally upregulates MGF expression[1].
Ensure adequate protein intake (1.6–2.2 g/kg) to support tissue repair processes.
Prioritize sleep and recovery; growth factor activity is enhanced during rest periods.
Manage inflammation through balanced nutrition to optimize the repair environment.

Injection Technique

Clean the vial stopper and skin with alcohol; allow to dry.
Pinch a skinfold; insert the needle at 45–90° into subcutaneous tissue[7][11].
Do not aspirate for subcutaneous injections; inject slowly and steadily[7].
Rotate sites systematically (abdomen, thighs, upper arms) by at least 1–1.5 inches from prior sites to avoid irritation[11].
Use 23–25 gauge, 5/8‑inch needles for subcutaneous administration[7].

Benefits and Side Effects

Benefits

Promotes satellite cell activation and myoblast proliferation in muscle tissue[1][9].
Supports bone defect healing and osteoblast activity in animal models[3].
May promote neurogenesis and neuroprotection in aging brain tissue[8].
Long‑term safety data in humans is limited; preclinical models suggest localized rather than systemic effects.

Side Effects

Generally well tolerated in preclinical settings; occasional mild injection‑site reactions may occur with subcutaneous administration.

MGF (5 mg Vial)

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