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July 19, 2026

GLP-1 in Barcelona: Medical Weight Management

GLP-1 receptor agonist treatments, such as semaglutide or liraglutide, are a medical option for weight loss in overweight or obese patients, always under strict medical supervision.

What are GLP-1 treatments for weight loss?

GLP-1 (glucagon-like peptide-1) receptor agonist treatments are an approved pharmacological tool for the management of overweight and obesity. These drugs mimic a natural hormone that the body produces in the intestine after eating. Their main action is to regulate appetite and the feeling of fullness, which helps reduce caloric intake.

In addition to their effect on appetite, GLP-1 also slows gastric emptying, which contributes to increased fullness. This combination of mechanisms makes it easier for patients to adopt healthier eating habits. It is essential that these treatments are always carried out under the supervision of a qualified medical doctor.

How does GLP-1 work in weight loss?

GLP-1 is an incretin hormone that plays a key role in metabolism regulation. When GLP-1 analogues, such as semaglutide or liraglutide, are administered, GLP-1 receptors in the brain are activated. This leads to a decrease in hunger and an increase in satiety, facilitating portion control.

These medications also influence insulin and glucagon secretion, although their primary effect on weight loss stems from their impact on the central nervous system. Reduced appetite and improved satiety are the pillars of their efficacy. Individual results may vary, but most studies show clinically significant weight loss.

Who is a suitable candidate for GLP-1 treatment?

GLP-1 treatment is indicated for adults with a Body Mass Index (BMI) of 30 kg/m² or higher (obesity). It may also be considered in individuals with a BMI of 27 kg/m² or higher (overweight) who have at least one weight-related comorbidity, such as hypertension, type 2 diabetes, or dyslipidemia.

Patient selection is a rigorous medical process that involves a complete evaluation of the medical history. It is not a solution for aesthetic weight loss in people without overweight or obesity. The final decision is always made by the medical doctor after a comprehensive consultation.

GLP-1 treatment process at Santé Clínica Estética

At Santé Clínica Estética, our approach to weight management with GLP-1 is comprehensive and personalized. Our medical team will guide you through every stage of the process.

Flowchart of the GLP-1 treatment process at Santé Clínica Estética
  1. Initial Medical Consultation
  2. History and Health Assessment
  3. Candidacy Determination
  4. Personalized Protocol Design
  5. Initiation of GLP-1 Treatment
  6. Regular Medical Follow-up
  7. Dose Adjustment and Continuous Support
  8. Reevaluation of Habits and Results

1. Initial Medical Consultation

The first step is a detailed medical consultation with one of our specialists. In this session, your complete medical history will be reviewed, a physical examination will be performed, and your health goals will be discussed. Possible contraindications will be evaluated, and laboratory tests will be requested if necessary.

2. Personalized Protocol Design

If you are a suitable candidate, our medical doctor will design an individualized treatment protocol, which will include the initial dose and titration schedule of GLP-1. This plan will also incorporate recommendations on nutrition and physical activity, essential for long-term success. The medication is administered via weekly or daily subcutaneous injections, depending on the drug.

3. Continuous Medical Follow-up

Follow-up is crucial to monitor your progress and adjust treatment as needed. Regular appointments will be scheduled to evaluate efficacy, manage potential side effects, and offer support. The duration of treatment varies according to individual response and established weight loss goals.

According to a study published in the New England Journal of Medicine in 2021, participants who received semaglutide 2.4 mg weekly achieved an average weight loss of 14.9% of their initial body weight in 68 weeks, compared to 2.4% in the placebo group.

Key points

  • GLP-1 treatments are a medical option for weight management in overweight or obesity.
  • They work by regulating appetite and satiety, facilitating reduced caloric intake.
  • They always require strict medical supervision and a complete patient evaluation.
  • They are not an aesthetic solution for people without a medical indication of overweight/obesity.
  • At Santé Clínica Estética, we offer a comprehensive approach with medical follow-up and support.

How Santé Clínica Estética approaches it

At Santé Clínica Estética, weight loss with GLP-1 is integrated into a broader wellness plan, focused on your general health. Our team of qualified medical doctors, including our Medical Director Dr. Sol Monsalve, will offer you a comprehensive medical assessment to determine your suitability. We understand that each patient is unique, so we design personalized protocols that combine medication with lifestyle counseling.

Our GLP-1 medical assessment consultation costs €50, and the GLP-1 treatment costs €400. We offer a free aesthetic consultation to discuss other complementary options. Our staff speaks Spanish, English, Portuguese, and Russian to ensure smooth communication and a comfortable experience. We are committed to accompanying you with seriousness and professionalism on your journey to a healthy weight.

Frequently asked questions

What side effects can I expect from GLP-1 treatment?

The most common side effects are usually gastrointestinal, such as nausea, vomiting, diarrhea, or constipation. These are usually mild and transient, especially at the beginning of treatment or during the dose adjustment phase. It is crucial to communicate any symptoms to your medical doctor so they can be managed appropriately.

How long does GLP-1 treatment last?

The duration of treatment is variable and depends on the individual patient's response, their weight loss goals, and continuous medical evaluation. In many cases, treatment may be long-term to maintain the results obtained and prevent weight regain. Your medical doctor will inform you about the estimated duration in your particular case.

Does GLP-1 treatment replace diet and exercise?

No, GLP-1 treatment is a complement to lifestyle changes, not a substitute. To obtain the best results and maintain long-term weight loss, it is essential to combine the medication with a healthy diet and regular physical activity. GLP-1 facilitates these changes by reducing appetite and increasing satiety.

What results can I expect and when are they assessed?

Results vary among individuals, but clinical studies show significant weight loss. The assessment of results is carried out progressively during medical follow-ups, observing the evolution of weight, body composition, and improvement of comorbidities. Specific results cannot be promised, as they depend on multiple factors, including adherence to treatment and lifestyle.

A 2023 meta-analysis, which included several clinical trials, concluded that GLP-1 receptor agonists are consistently effective for weight loss, with an average reduction of 5% to 15% of initial body weight, depending on the drug and duration of treatment.

FeatureGLP-1 TreatmentOther Options (e.g., Restrictive Diets)
Mechanism of ActionHormonal (regulates appetite and satiety)Caloric (energy restriction)
Medical SupervisionStrictly necessaryOptional or self-managed
Efficacy (Weight Loss)Clinically significant and sustainedVariable, often with rebound effect
IndicationOverweight or obesity with/without comorbiditiesGeneral for anyone wishing to lose weight
CostAssociated with medication and medical follow-upVariable (products, books, etc.)
Side EffectsCommon gastrointestinal, medically manageableFatigue, irritability, nutritional deficiencies
Financiado por la Unión Europea - NextGenerationEU, Gobierno de España, ENISA, Plan de Recuperación, Transformación y Resiliencia
GLP-1 in Barcelona: Medical Weight Management.