Gastric balloon: what it is, how it works, results, recovery, risks and cost

In this comprehensive article, you will gain a clear understanding of gastric balloon treatment, including who it is suitable for, how medical balloon systems work and what the procedure involves. The afrticle also clarifies the difference between gastric balloon pills and medically placed gastric balloons, helping you understand what actually works for weight loss. You will learn about realistic results, recovery timelines, potential risks, UK cost considerations, NHS eligibility and what patient reviews reveal about outcomes, as well as why structured medical supervision at KEIT Day Hospital is essential for safe, sustainable results.

What is a gastric balloon and who is it suitable for?

A gastric balloon is a temporary, space-occupying device placed inside the stomach to reduce hunger and help patients feel full sooner. Unlike bariatric surgery, it does not involve incisions or permanent changes to the digestive system.

A gastric balloon may be suitable for patients who:

• Have a BMI typically between 27 and 40.
• Have struggled with weight loss despite diet and lifestyle efforts.
• Are not candidates for bariatric surgery or prefer a non-surgical option.
• Are motivated to follow nutritional and behavioral guidance.

Medical assessment is essential to confirm suitability and exclude conditions that may increase risk.

Gastric balloon pills vs medical gastric balloon: What actually works for weight loss?

Gastric balloon pills are fiber-based supplements that swell with water to create a temporary feeling of fullness. Their effect is mild, short-lived and not supported by robust clinical evidence. They do not occupy real volume in the stomach and are not classified as medical devices.

A medical gastric balloon, by contrast, is placed under medical supervision and remains in the stomach for several months. By occupying real physical space, it produces consistent appetite reduction and more predictable weight-loss results. For patients seeking effective, supervised and lasting weight loss, a medical gastric balloon is clearly the more reliable option.

Types of gastric balloons explained 

Several gastric balloon systems are used in clinical practice, differing mainly in placement method, duration and design.

• Endoscopic gastric balloons: Placed and removed via endoscopy under light anesthesia and typically left in the stomach for 6–12 months. The most commonly used type is Orbera.
• Swallowable gastric balloons: Taken as a capsule and inflated in the stomach. The Allurion (formerly Elipse) balloon self-deflates after about 4 months and does not require endoscopy, while Obalon is swallowable but requires endoscopic removal.
• Adjustable balloons: Allow volume modification during treatment to improve tolerance or results. Spatz3 is the main adjustable system and requires endoscopic placement and removal.

The most suitable gastric balloon is selected based on patient anatomy, medical history, weight-loss goals and clinical evaluation.

Swallowable gastric balloon placement: How the Allurion (Ellipse) procedure works

Allurion gastric balloon placement is medically supervised and does not require endoscopy or anesthesia. The system was previously known as the Ellipse gastric balloon, with the same technology and clinical protocol.

• Pre-procedure evaluation: Medical assessment to confirm eligibility for a swallowable balloon.
• Capsule ingestion: The patient swallows a capsule containing the deflated balloon, attached to a thin catheter.
• Balloon inflation: The balloon is filled with fluid once in the stomach, under medical supervision.
• Catheter removal: The catheter is removed, leaving the balloon freely floating in the stomach.
• Procedure duration: Approximately 15–20 minutes.
• Natural elimination: After about 4 months, the balloon deflates and passes naturally through the digestive system.

Patients are briefly observed after placement and usually return home the same day. Ongoing nutritional guidance and follow-up are essential for safe and sustainable weight-loss outcomes.

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Gastric balloon before and after: Results timeline

Gastric balloon before and after results develop gradually as the stomach adapts and eating habits change.

• First 2–4 weeks: Appetite reduction leads to early and often rapid weight loss.
• Months 2–4: Continued, steady weight loss as portion sizes decrease and satiety improves.
• By 6–12 months: Weight loss stabilizes, with best results seen in patients who maintain dietary and lifestyle changes.

On average, patients lose 10–15% of their total body weight, though outcomes vary based on balloon type, treatment duration, metabolic factors and adherence to nutritional guidance. 

Recovery after gastric balloon placement and aftercare tips

Recovery is usually fast, but early adaptation symptoms are common:

• First days: Nausea, bloating or stomach discomfort.
• First week: Symptoms typically improve with medication.
• Weeks 2–4: Appetite stabilizes and tolerance increases.

Aftercare recommendations include following a staged dietary plan to gradually adapt the stomach, maintaining proper hydration throughout the day, avoiding overeating to prevent discomfort, and attending scheduled follow-up appointments with nutrition specialists to support safe and sustainable weight-loss progress.

Gastric balloon side effects and potential risks

When performed under medical supervision, gastric balloon treatment is considered safe and well-tolerated, but side effects can occur.

• Common side effects: Nausea, vomiting, bloating, reflux, abdominal discomfort.
• Procedure-related risks: Balloon intolerance, dehydration, gastritis.
• Rare complications: Balloon deflation, migration, gastric ulceration or obstruction.

Appropriate patient selection and close monitoring significantly reduce complication risk.

Gastric balloon cost: UK prices and NHS eligibility

Gastric balloon cost in the UK varies depending on several factors:

• Balloon type: 6-month versus 12-month systems.
• Placement method: Endoscopic balloons versus swallowable systems.
• Included services: Nutritional follow-up, monitoring and balloon removal.
• Clinic standards: Level of medical supervision and facility accreditation.

How much is a gastric balloon? In the UK, gastric balloon prices typically range from 2,300 to 5,800 euro, depending on treatment duration, balloon type and what is included in the care package. A 12-month gastric balloon is usually at the higher end of this range, typically costing around 4,500– 6,000 euro in the UK, reflecting the longer treatment period and extended follow-up.

NHS eligibility explained

Gastric balloon treatment is not routinely available on the NHS. In rare cases, it may be considered within specialist weight-management programs for patients with severe obesity and related medical conditions, following strict eligibility criteria and multidisciplinary assessment.

Gastric balloon reviews: Patient experiences and outcomes

Patient reviews highlight that the gastric balloon is most effective when combined with professional nutritional guidance and realistic expectations. Positive experiences are commonly associated with gradual weight loss, improved eating habits and better metabolic awareness. Less favorable reviews often relate to insufficient follow-up or unrealistic expectations about effortless weight loss.

Why choose KEIT Day Hospital for your gastric balloon

Choosing KEIT Day Hospital for your gastric balloon procedure in Albania means relying on a well-organized medical center operating to European standards. We offer a transparent all-inclusive package of 3,000 euro, covering both placement and removal of the gastric balloon, as well as airport transfers, accommodation in KEIT hotel just two minutes’ walk from the hospital and follow-ups both on site or online. Our trilingual staff manages every detail to ensure a smooth, stress-free experience.

Your journey begins with a complete pre-operative assessment, including blood tests, coagulation tests, ECG and anesthesiology consultation, to ensure maximum safety. The procedure lasts 20–40 minutes, is performed under general anesthesia and is pain-free. A multidisciplinary team, including a gastroenterologist and nutritionist, supports you throughout the process. Mild symptoms such as nausea or dizziness may occur during the first week and are easily managed with medication. The gastric balloon remains in place for at least six months, allowing time for meaningful weight loss and lasting habit changes, with continuous support before, during and after treatment to ensure long-term results.

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