Stack Overview
This stack combines two powerful body composition agents with complementary mechanisms. Semaglutide dramatically reduces appetite through GLP-1 receptor activation, while Tesamorelin promotes fat loss (especially visceral fat) through enhanced GH release.
This is considered one of the most effective peptide stacks for:
- Significant weight loss (15-25%+ of body weight)
- Visceral fat reduction (the dangerous belly fat)
- Body recomposition
- Metabolic health improvement
Why These Compounds Work Together
Semaglutide (GLP-1 Agonist)
Primary mechanism: Appetite suppression and metabolic regulation
- Dramatically reduces hunger and food cravings
- Slows gastric emptying - feel fuller longer
- Acts on brain appetite centers
- Improves blood sugar regulation
Tesamorelin (GHRH Analog)
Primary mechanism: GH-mediated fat loss
- Specifically targets visceral (abdominal) fat
- FDA-approved for HIV lipodystrophy
- Promotes lipolysis through GH elevation
- May help preserve lean mass during weight loss
The Synergy
Semaglutide: Creates caloric deficit through appetite control (eat less)
Tesamorelin: Enhances fat mobilization through GH (burn more fat)
Together: Attack fat loss from both the intake and output sides of the equation
Protocol
Semaglutide Titration
| Weeks | Semaglutide Dose | Frequency |
|---|---|---|
| 1-4 | 0.25mg | Once weekly |
| 5-8 | 0.5mg | Once weekly |
| 9-12 | 1.0mg | Once weekly |
| 13+ | 1.7-2.4mg (if needed) | Once weekly |
Tesamorelin Protocol
| Dose | Frequency | Timing |
|---|---|---|
| 2mg | Daily | Before bed, fasted (no food 2+ hours) |
Combined Protocol Summary
| Compound | Dose | Frequency | Timing |
|---|---|---|---|
| Semaglutide | 0.25-2.4mg (titrated) | 1x weekly | Any day, same day each week |
| Tesamorelin | 2mg | Daily | Before bed, fasted |
Expected Results
Weeks 1-4
- Appetite reduction begins (Semaglutide)
- GI adjustment period
- 3-5% weight loss typical
Weeks 4-8
- Strong appetite suppression
- Tesamorelin effects emerging
- Visible waist reduction
Weeks 8-16
- Significant weight loss (10-15%)
- Notable visceral fat reduction
- Improved metabolic markers
Month 4-6+
- Near-maximum weight loss (15-25%)
- Body composition transformation
- Maintenance phase
Side Effects
Semaglutide
- Nausea: Most common, usually improves with time
- Constipation/diarrhea: GI changes are normal
- Reduced appetite: This is the intended effect
- Fatigue: Can occur, especially if not eating enough
Tesamorelin
- Injection site reactions: Redness, irritation
- Joint pain: GH-related, usually mild
- Water retention: Temporary
- Paresthesia: Tingling sensations
Important Considerations
Muscle Preservation
Rapid weight loss can cause muscle loss. To preserve lean mass:
- Prioritize protein (0.8-1g per pound of goal body weight)
- Resistance training 3-4x per week
- Consider adding Ipamorelin/CJC-1295 for additional GH support
- Don't let calories drop too low despite reduced appetite
Contraindications
- Active cancer or history of certain cancers
- Personal/family history of medullary thyroid carcinoma
- Multiple Endocrine Neoplasia syndrome type 2
- Pancreatitis history (use caution)
- Diabetic retinopathy (Tesamorelin)
Cost Considerations
This is one of the more expensive stacks due to Tesamorelin's cost and Semaglutide's daily demand:
- Tesamorelin: $200-400/month (daily dosing)
- Semaglutide: $100-200/month (research grade)
- Total: ~$300-600/month
Budget alternative: Use Semaglutide alone (still highly effective) or substitute Ipamorelin/CJC-1295 for Tesamorelin (less visceral-fat specific but cheaper).
Frequently Asked Questions
Can I use Tirzepatide instead of Semaglutide?
Yes, Tirzepatide (dual GIP/GLP-1) can be substituted. It's potentially more effective but newer and more expensive. Do NOT combine Semaglutide and Tirzepatide together.
How long should I run this stack?
Most run 6-12 months to reach goals. Semaglutide typically requires ongoing use to maintain weight loss. Tesamorelin can be cycled or used continuously.
Will I regain weight after stopping?
Semaglutide weight regain is common (2/3 of lost weight within a year) without lifestyle changes. Maintaining diet and exercise habits helps. Some continue lower maintenance doses.
Can I add other peptides?
BPC-157 is sometimes added to help with GI side effects. Ipamorelin/CJC-1295 can complement Tesamorelin. Avoid adding other GLP-1 agonists.
Related Stacks
- Ipamorelin + CJC-1295 - Budget GH stack
- Healing Stack - For recovery support