BPC-157 vs IGF-1 LR3
Extensively Studied vs limited
synergistic Complementary healing mechanisms.
Molecular Data
BPC-157 IGF-1 LR3
Weight 1,419.53 Da —
Half-life <30 minutes 20-30 hours
Chain 15 amino acids 83 amino acids
Type Pentadecapeptide Synthetic IGF-1 analog
Key Benefits
BPC-157
01 Accelerated tendon, ligament, muscle, and bone healing
02 Localized tissue repair with direct targeting
03 Superior bioavailability
04 Anti-inflammatory effects
05 Angiogenesis promotion
06 Gastric and intestinal protection
IGF-1 LR3
01 Approximately 3x more potent than native IGF-1
02 Promotes muscle hypertrophy and hyperplasia in animal models
03 15-20% lean mass gains observed in 4-week rat studies
04 Anti-catabolic effects preserve muscle during cachexia
05 20-30 hour half-life for sustained effects
Dosing Protocols
BPC-157
250-500mcg / Once or twice daily
Tendon/Joint healing 250-500 mcg 1-2x daily
Serious injury 500-1000 mcg 2x daily
General healing 250-500 mcg 1-2x daily
Maintenance 250 mcg 1x daily
IGF-1 LR3
20-100 mcg daily (start low at 20-30 mcg) / Once daily, or split AM/PM for higher doses
Beginner Protocol 20-30mcg Once daily post-workout
Intermediate 40-60mcg Once daily
Advanced 80-100mcg Once or split AM/PM
Women's Protocol 10-20mcg Once daily
Side Effects
BPC-157
Mild injection site redness
Injection site irritation
Possible mild digestive adjustment (oral)
IGF-1 LR3
Hypoglycemia (lasting up to 30 hours) - CRITICAL
Water retention
Joint stiffness
Muscle soreness
Increased pump during workouts
Contraindications
Active cancer (due to angiogenic effects)
Pregnancy or breastfeeding
Blood thinners (consult doctor due to angiogenesis)
WADA prohibited for competitive athletes
NEVER approved for human use - research chemical only
Cancer history or undiagnosed growths
May cause organ hypertrophy (heart, intestines)
WADA prohibited - causes failed drug tests
Research Evidence
BPC-157 IGF-1 LR3
Status Extensively Studied limited
References 6 studies 4 studies
Latest January 2025 —
FDA Approved No No
This comparison is for educational and research purposes only. Consult a healthcare professional before use.