How ESG Works
A minimally invasive procedure that reduces your stomach size by 70% — no incisions, no surgery, same-day discharge.
Your Stomach Today
The average stomach holds about 1 liter of food. Excess capacity can lead to overeating and difficulty feeling full.
Watch the Procedure
This animation shows exactly how ESG is performed — from scope insertion to the final suturing pattern.
13.6%
Total body weight loss in RCT
Abu Dayyeh et al., The Lancet, 2022
<2%
Serious adverse event rate
Singh et al., Surgical Endoscopy, 2020
5+ yr
Durable long-term results
Lopez-Nava et al., Obesity Surgery, 2021
Compare Your Options
See how ESG compares to other weight loss procedures and treatments.
| Feature | ESG Recommended | Gastric Sleeve | Gastric Bypass | GLP-1 Medications |
|---|---|---|---|---|
| Procedure Type | Endoscopic (no incisions) | Laparoscopic surgery | Laparoscopic surgery | Weekly injection |
| Anesthesia | General | General | General | None |
| Procedure Time | 60-90 min | 1-2 hours | 2-3 hours | N/A |
| Hospital Stay | Same-day discharge | 1-2 nights | 2-3 nights | N/A |
| Recovery Time | 3-5 days | 2-4 weeks | 3-6 weeks | None |
| Expected Weight Loss | 15-20% body weight | 25-30% body weight | 30-35% body weight | 10-15% body weight |
| Reversible | Yes | No (permanent) | Technically (complex) | Stops when medication stops |
| Typical BMI Range | 30-40 | 35-60+ | 40-60+ | 27-40 |
| Complication Rate | <1% | 2-5% | 3-7% | GI side effects common |
| Approximate Cost | $10,000-$15,000 | $15,000-$25,000 | $20,000-$35,000 | $800-$1,500/mo ongoing |
ESG
Recommended- Procedure Type
- Endoscopic (no incisions)
- Anesthesia
- General
- Procedure Time
- 60-90 min
- Hospital Stay
- Same-day discharge
- Recovery Time
- 3-5 days
- Expected Weight Loss
- 15-20% body weight
- Reversible
- Yes
- Typical BMI Range
- 30-40
- Complication Rate
- <1%
- Approximate Cost
- $10,000-$15,000
Gastric Sleeve
- Procedure Type
- Laparoscopic surgery
- Anesthesia
- General
- Procedure Time
- 1-2 hours
- Hospital Stay
- 1-2 nights
- Recovery Time
- 2-4 weeks
- Expected Weight Loss
- 25-30% body weight
- Reversible
- No (permanent)
- Typical BMI Range
- 35-60+
- Complication Rate
- 2-5%
- Approximate Cost
- $15,000-$25,000
Gastric Bypass
- Procedure Type
- Laparoscopic surgery
- Anesthesia
- General
- Procedure Time
- 2-3 hours
- Hospital Stay
- 2-3 nights
- Recovery Time
- 3-6 weeks
- Expected Weight Loss
- 30-35% body weight
- Reversible
- Technically (complex)
- Typical BMI Range
- 40-60+
- Complication Rate
- 3-7%
- Approximate Cost
- $20,000-$35,000
GLP-1 Medications
- Procedure Type
- Weekly injection
- Anesthesia
- None
- Procedure Time
- N/A
- Hospital Stay
- N/A
- Recovery Time
- None
- Expected Weight Loss
- 10-15% body weight
- Reversible
- Stops when medication stops
- Typical BMI Range
- 27-40
- Complication Rate
- GI side effects common
- Approximate Cost
- $800-$1,500/mo ongoing
Sources: Hedjoudje et al., CGH, 2020; Abu Dayyeh et al., The Lancet, 2022; Fayad et al., GIE, 2019; Wilding et al. (STEP 1), NEJM, 2021. Individual results may vary.
See If ESG Is Right For You
Take our 2-minute candidacy screener or schedule a consultation with our team.