Sermorelin vs Survodutide
Well Studied vs Extensively Studied
monitor Mechanism-based · 47% Both Sermorelin and Survodutide affect insulin sensitivity or blood glucose. Monitor fasting glucose and HbA1c. Consider adding an insulin sensitizer (metformin/berberine).
Molecular Data
Sermorelin Survodutide
Weight 3,358 Da ~4,500 Da
Half-life 10-12 minutes Approximately 6 days (109-115 hours)
Chain 29 amino acids 29 amino acids
Type GHRH analog Peptide with fatty acid acylation
Key Benefits
Sermorelin
01 FDA-proven efficacy
02 Maintains natural GH pulsatile patterns
03 Preserves pituitary function
04 1.26kg lean mass increase documented in elderly
05 IGF-1 mediated anabolic effects
06 Allows natural feedback regulation
Survodutide
01 Superior weight loss vs monotherapy (14.9% at 46 weeks)
02 Once-weekly convenient dosing
03 Proven efficacy in obesity, MASH, and Type 2 diabetes
04 62% MASH improvement in clinical trials
Dosing Protocols
Sermorelin
200-300mcg per dose (up to 500mcg for athletic performance) / Once daily at bedtime (aligns with natural GH pulse)
Anti-aging/Longevity 200-300mcg Once at bedtime
Athletic Performance 300-500mcg Once at bedtime
Body Composition 200mcg 5 days weekly
Combination Therapy 200mcg + GHRP Once daily
Survodutide
0.6mg starting, titrate up to 3.6-6.0mg weekly / Once weekly (same day each week)
Obesity - Conservative Start 0.6mg titrated over 24 weeks Once weekly with 4-week intervals
Obesity - Standard Protocol 3.6-6.0mg Once weekly
MASH Treatment 2.4-4.8mg Once weekly
Type 2 Diabetes 0.3-2.7mg Once weekly
Side Effects
Sermorelin
Injection site reactions (16.7% of patients - generally mild)
Nasal irritation (intranasal route)
Survodutide
Nausea (40-66%)
Diarrhea (25-49%)
Vomiting (15-41%)
Slight heart rate increase (mean 2-5 bpm)
Contraindications
Active malignancy
Pituitary tumors
Pregnancy
Not recommended in pregnancy or breastfeeding
Use contraception during treatment
Research Evidence
Sermorelin Survodutide
Status Well Studied Extensively Studied
References 5 studies 3 studies
Latest November 2024 —
FDA Approved No No
This comparison is for educational and research purposes only. Consult a healthcare professional before use.