Fragment 177-191

HGH Fragment 177-191 (Lipolytic)

Fat Loss

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Mechanism of Action

Fragment 177-191 is the fat-reducing segment of human growth hormone, containing amino acids 177-191. It regulates fat metabolism without affecting blood glucose or growth, stimulates lipolysis (fat breakdown), and inhibits lipogenesis (fat storage) through specific receptor binding in adipose tissue.

Primary Benefits

  • Targeted fat loss
  • No blood sugar impact
  • Preserves muscle mass
  • No antibody formation
  • Safe for diabetics
  • Spot reduction potential

Common Uses

  • Weight loss
  • Body recomposition
  • Stubborn fat reduction
  • Metabolic support
  • Contest preparation

Side Effects

  • Injection site reactions
  • Temporary drowsiness
  • Mild headache

Contraindications

  • Pregnancy and breastfeeding
  • Children and adolescents

Dosage Protocols

LevelAmountFrequencyTiming
Beginner250 mcgOnce dailyMorning fasted
Standard250-500 mcgOnce or twice dailyMorning and pre-workout
Advanced500 mcgTwice dailyMorning fasted and 30 min pre-workout

Cycle Duration

8-12 weeks, then 4-6 week break

Half-Life

~30 minutes

Reconstitution Instructions

Add bacteriostatic water slowly, swirl gently

Storage Requirements

Unreconstituted (Powder):

Refrigerate at 36-46°F

Reconstituted:

Refrigerate, use within 21 days

Research & Literature

Explore peer-reviewed studies and clinical research on Fragment 177-191

Research Disclaimer: These links lead to external research databases. Always consult with a qualified healthcare provider before making decisions based on research literature.

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For Research Purposes Only

This information is provided for educational and research purposes only. It is not intended as medical advice, diagnosis, or treatment recommendation. Consult a licensed healthcare professional before using any peptide. BioProtocol does not sell peptides or pharmaceutical products.