Female successful weight loss patient on banner

Medical weight loss is a supervised and comprehensive approach dedicated to helping individuals achieve their weight loss objectives safely and effectively. Unlike fad diets or unverified methods, medical weight loss programs are designed and supervised by healthcare professionals. The emphasis is placed on tackling the underlying causes of weight gain and creating personalized plans to cater to each individual’s specific needs. These programs commence with a thorough evaluation of the individual’s medical history, lifestyle, dietary patterns, and any existing health issues that might influence weight loss outcomes.

Ready to lose weight and make a transformation?

Welcome to Slender Wonder, the premier Medical Weight Loss Program that has been empowering South African men and women to achieve their goal weights and embrace healthier lifestyles for over two decades. Our approach is scientifically proven to target non-structural “bad” fat, ensuring that weight loss is achieved without compromising muscle or water mass. Whether you’re aiming to shed 5 kg or 50 kg, Slender Wonder is your trusted partner in realizing your weight loss aspirations.

We recognize that maintaining a healthy body mass index is essential for overall well-being. Our mission is to guide you towards holistic health by addressing the root causes of obesity, rather than merely addressing its symptoms. Overweight and obesity are treated as medical conditions at Slender Wonder, and our goal is to facilitate the loss of unhealthy abdominal fat and promote general weight loss. Furthermore, we encourage patients to confront both the physical and emotional challenges associated with excess weight. Our holistic approach ensures that you receive comprehensive support and monitoring on your journey to achieving a healthy body and mind.

Slender Wonder’s formula, tailored for both men and women, is founded on a low GI eating plan, complemented by Slender Wonder products and a series of injections. Results may vary, but many women lose up to 4-7 kg and men lose an average of 7-10 kg in the first month alone. Once you reach the maintenance phase, your Leptin sensitivity will be restored, enabling you to maintain your new weight and continue your healthy lifestyle choices.

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Meal plan icon

Slender Wonder Meal Plan

Achieve a transformation in your eating
habits with the flexible and practical Slender Wonder plan. This well-balanced approach ensures you don’t starve yourself while losing weight, and it includes a meal replacement shake to provide optimal nutrition. Recipe books are also available to help you keep meals interesting.

5 phases icon

The programme has 5

Phase 1: Stimulation Phase
Phase 2: Detox Phase
Phase 3: Weight Loss Phase
Phase 4: Stabilisation Phase:
After you have reached your goal
weight, you have to follow the stabilisation
eating plan in order to assist with keeping the weight off.
Phase 5: Maintenance Phase: This
phase ensures you maintain a
healthy lifestyle going forward.

products icon

Slender Wonder Products

The Slender Wonder supplement range,
works to restore and optimize your body’s
natural fat burning mechanism. With these
supplements, you’ll enjoy increased energy,
improved health, and an overall sense of


  • A healthy BMI contributes to improved overall health
  • Improved sense of well-being
  • Lower mood and energy swings
  • Decreased food cravings
  • Increased clarity of mind
  • Losing fat, firming up lean muscle
  • Faster metabolic rate
  • Better oxygen delivery to your cells
  • Lower cholesterol levels
  • Help prevent thrombosis
  • Eases premenstrual tension
  • Helps to alleviate headaches/migraines
  • Helps to relieve arthritic pain
  • May regulate hormonal imbalances
  • Aids those suffering from high blood pressure, heart disease, diabetes,
    eczema, and arthritis, among other conditions.
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Slender Wonder products displayed

Slender Wonder Elite Pack

  • Slender Wonder pack consisting of the Slender Wonder Protein Shake; Slender Wonder Omega 3 capsules; Slender Wonder Pyruvite tablets; Slender Wonder Herba Boost tablets and Slender Wonder Magnetine tablets
  • Slender Wonder Fat Block (CLA) tablets
  • Slender Wonder Wonder Cleanze tablets (only given during phase2)
  • Slender Wonder K-L Cleanze (only given during phase2)
  • Injections & injection fluid
  • Slender Wonder Booklet supplied at commencement of programme (consisting of the Simeon B eating plan, Go Moderate eating plan, the programme details and all the information regarding the supplied supplement tablets)
What does a medical weight loss program involve?

A medical weight loss program commences with a thorough assessment encompassing your health status, medical background, lifestyle, and weight loss objectives.  This plan may incorporate dietary adjustments, exercise guidelines, behavioral therapy, supplements, and prescription medications deemed necessary to support your weight loss journey.

How does Slender Wonder differ from other plans?

The underlying cause of overweight is being treated and this leads to LONG-LASTING CHANGE.

Slender Wonder not only helps you lose weight but helps teach you life-long healthy habits assisting you to maintain your goal weight after completing the program.

Is Slender Wonder suitable for everyone?

Slender Wonder is suitable for most individuals looking to lose weight under medical supervision. 

What is the duration of the Slender Wonder program?

The duration of the Slender Wonder program varies depending on individual weight loss goals and progress.

Is Slender Wonder only for weight loss, or does it promote overall wellness?

While Slender Wonder primarily focuses on weight loss, it also emphasizes overall wellness and aims to improve health outcomes by addressing factors such as nutrition, lifestyle habits, and emotional well-being.