MGF Price Comparison

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Best Price £7.28
Average £23.82
Highest £123.20
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MGF

£27.99
95 /100 Confidence In Stock 2mg Lab Tested
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Woodlands Biohack logo
£123.20
68 /100 Confidence In Stock 2mg Lab Tested
FREE over £100
Power Peptides logo

MGF 2mg

£10.00
60 /100 Confidence In Stock 2mg
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MGF 2mg

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£8.09
£7.28
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MGF 2mg

£10.00
50 /100 Confidence In Stock 2mg Lab Tested
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MGF 2mg

£13.95
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MGF 2mg

£13.95
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£13.95
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MGF 2mg

£14.00
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£15.00
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MGF 2mg

£15.79
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MGF 2mg

£17.80
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£20.00
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MGF 2mg

£20.00
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£25.00
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MGF 2mg

£27.99
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£29.00
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MGF Profile

Limited

Mechano Growth Factor | IGF-1 Splice Variant

Overview

Non-pegylated IGF-1 splice variant produced locally in muscle tissue following mechanical stress. Has a very short half-life compared to PEG-MGF, requiring more frequent administration or localized injection.

Mechanism of Action

Activates muscle satellite stem cells via receptor binding, stimulating MAPK/ERK signaling. Enhances protein synthesis and promotes muscle fiber repair. The E-peptide domain exhibits distinct activity from mature IGF-1.

Key Benefits

  • Satellite cell activation for muscle repair
  • Recovery support following mechanical stress
  • Localized tissue regeneration
  • Natural upregulation after exercise

Quick Stats

Typical Dose
100-300mcg per injection
Frequency
Daily, immediately post-workout
Cycle Duration
8-12 weeks
Storage
Refrigerate at 2-8°C; use within 30 days

Molecular Information

Molecular Weight
~2,888 Da
Length
24 amino acids
Type
IGF-1Ec splice variant C-terminal peptide
Half-Life
~5-7 minutes

Amino Acid Sequence

YQPPSTNKNTKSQRRKGSTFEEHK

Research Indications

The following information is derived from published scientific literature and is provided for educational and research reference purposes only. It does not constitute medical advice, diagnosis, or treatment recommendations. These peptides are not approved for human use and are sold exclusively for in-vitro laboratory research.

Satellite Cell Activation

Most Effective

Primary mechanism activating dormant muscle satellite cells which fuse to damaged fibers.

Local Muscle Recovery

Effective

Short half-life means effects are concentrated at injection site.

Post-Exercise Recovery

Effective

Naturally upregulated after mechanical stress; supplementation enhances repair processes.

Tendon Healing

Moderate

Animal studies suggest improved tendon injury outcomes when applied locally.

Bone Regeneration

Moderate

Research indicates potential for bone healing via osteoblast regulation.

Dosing Protocols

injectable

Intramuscular injection directly into target muscle immediately post-workout for localized effects due to short half-life.

Goal Dose Frequency Route
Standard Protocol 100-300mcg Daily, post-workout IM into target muscle
Progressive Titration 100mcg → 300mcg Daily, increasing weekly IM bilateral
Localized Recovery 200-300mcg Immediately post-workout IM into worked muscle groups

Key Tips

  • Localized muscle repair
  • Targeted satellite cell activation
  • Post-workout timing optimal
Materials Needed
MGF lyophilized powder (typically 5mg vial) Bacteriostatic water (3.0mL recommended) Insulin syringes (29-31 gauge) Alcohol swabs
Steps
  1. 1 Allow vial to reach room temperature
  2. 2 Clean rubber stopper with alcohol swab
  3. 3 Add 3.0mL bacteriostatic water for ~1.67mg/mL concentration
  4. 4 Inject slowly along vial wall, not directly onto powder
  5. 5 Gently swirl to dissolve; never shake
  6. 6 Store refrigerated at 2-8°C
  7. 7 Use within 30 days of reconstitution

Peptide Interactions

PEG-MGF

Monitor

Same active peptide with different half-lives. Combining is redundant; choose one based on protocol preference.

IGF-1 LR3

Monitor

Both target IGF-1 pathways; combining risks receptor overstimulation.

BPC-157

Synergistic

Complementary mechanisms. BPC-157 promotes angiogenesis; MGF activates satellite cells.

TB-500

Synergistic

TB-500 reduces inflammation and promotes cell migration; MGF activates muscle stem cells.

What to Expect

Immediate

Very short half-life means localized effects at injection site within minutes

Week 1-2

Reduced muscle soreness in targeted areas; subtle recovery improvements

Week 4-8

Improved recovery in targeted muscles; enhanced training capacity

Side Effects & Safety

Common Side Effects

  • Injection site soreness
  • Mild fatigue

Monitoring

  • Not FDA-approved; limited human safety data
  • Very short half-life requires precise timing
  • Blood glucose monitoring recommended
  • Prohibited in competitive sports (WADA banned)

Stop Signs

  • Any unusual growths, lumps, or rapid tissue changes
  • Severe injection site reactions
  • Persistent headaches or vision changes
  • Signs of hypoglycemia

Contraindications

  • Any history of cancer or neoplastic disease
  • Pregnancy or breastfeeding
  • Uncontrolled diabetes

Quality Checklist

Good Signs

  • White or off-white fluffy cake appearance
  • Crystal clear solution after reconstitution
  • Certificate of Analysis with HPLC purity >98%

Warning Signs

  • Minor clumping that dissolves with gentle swirling

Bad Signs

  • Collapsed or discolored powder
  • Persistent cloudiness or visible particles

Research & References

Key References

  1. 1999

    Expression of insulin growth factor-1 splice variants and structural genes in rabbit skeletal muscle induced by stretch and stimulation. PubMed

    The Journal of physiology · McKoy G, Ashley W, Mander J, Yang SY, Williams N, Russell B, Goldspink G

    This study examined mechanically loaded rabbit skeletal muscle and reported induction of IGF-1 splice variants associated with stretch and electrical stimulation.

  2. 2001

    Age-related loss of skeletal muscle function and the inability to express the autocrine form of insulin-like growth factor-1 (MGF) in response to mechanical overload. PubMed

    FEBS letters · Owino V, Yang SY, Goldspink G

    This paper studied overloaded skeletal muscle in young and older rats and reported an age-associated reduction in the overload-induced MGF/IGF-1 splice-variant response.

  3. 2003

    Expression and splicing of the insulin-like growth factor gene in rodent muscle is associated with muscle satellite (stem) cell activation following local tissue damage. PubMed

    The Journal of physiology · Hill M, Goldspink G

    This rodent injury study linked local muscle damage with altered IGF-1 gene splicing and satellite-cell activation, including expression of the MGF-associated splice form.

  4. 2010

    Minireview: Mechano-growth factor: a putative product of IGF-I gene expression involved in tissue repair and regeneration. PubMed

    Endocrinology · Matheny RW Jr, Nindl BC, Adamo ML

    This review summarized evidence that an IGF-I splice variant termed mechano growth factor is induced by mechanical loading or tissue damage and may participate in local repair responses.

  5. 2005

    Mechanical signals, IGF-I gene splicing, and muscle adaptation. PubMed

    Physiology (Bethesda, Md.) · Goldspink G

    This review discussed how mechanical stimuli regulate IGF-I alternative splicing in skeletal muscle, with emphasis on MGF expression during muscle adaptation.

  6. 2009

    Expression of IGF-1 isoforms after exercise-induced muscle damage in humans: characterization of the MGF E peptide actions in vitro. PubMed

    In vivo (Athens, Greece) · Philippou A, Papageorgiou E, Bogdanis G, Halapas A, Sourla A, Maridaki M, Pissimissis N, Koutsilieris M

    This study measured IGF-1 isoforms after exercise-induced muscle damage in humans and examined MGF E-peptide effects in cell-culture assays.

Search PubMed for MGF

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