Chelsea Green Pharmacy
When people start their weight loss journey, one of the first questions they ask is how much weight they can lose in a month. The answer depends on many factors, from lifestyle and metabolism to whether they use medical support such as Wegovy. At Chelsea Green Pharmacy, we have seen that the first 28 days can bring meaningful progress, especially when approached with the right guidance and professional care through our Chelsea weight management services.
Weight loss looks different for everyone, but understanding what happens during these first four weeks can help you set realistic goals and feel encouraged by steady, healthy progress.
Week 1: The First Steps
The first week is about adjustment. For those starting weight loss medication such as Wegovy, the focus is on allowing the body to adapt to the treatment. Wegovy works by mimicking a natural hormone that controls appetite, helping you feel fuller for longer and reducing the urge to overeat. Patients often notice an early shift in hunger levels, with many saying they are more aware of when they are satisfied rather than eating out of habit.
For those who begin without medication, this stage often focuses on calorie awareness, portion control, and removing high-sugar or processed foods. These changes can bring an initial drop in water weight, which feels motivating but can fluctuate easily. The first week sets the tone, building the habits that create sustainable change.
At this stage, both groups benefit from structure. Tracking meals, drinking plenty of water, and introducing gentle activity, such as walking, create the foundation for long-term results. However, patients using medication often find the process easier because appetite naturally adjusts, making mindful eating feel less like restriction.

Week 2: Building Momentum
By the second week, progress becomes more visible. Those on Wegovy may notice their clothes fitting differently or find that it takes less food to feel satisfied. The reduced appetite helps them maintain a calorie deficit without feeling deprived, which is one of the key reasons weight loss medication supports long-term success.
For those relying on diet alone, motivation is still strong, but challenges can appear. Cravings, hunger, or fatigue may start to build as the body adapts to lower calorie intake. Without medical support, maintaining consistency often requires more self-control and meal planning. This is where guidance from professionals can make a difference. Our Chelsea weight management services include nutritional advice and coaching to help patients stay motivated during this stage.
Typical results after two weeks vary. Patients on Wegovy often experience a steady and safe rate of weight loss, usually between 2 and 4 kilograms, depending on their starting weight and activity level. Those not using medication may see smaller but still positive changes, often between 1 and 2 kilograms, especially if they have adjusted their diet and exercise habits.
Week 3: The Adjustment Period
The third week can be a turning point. This is when the body begins to settle into new habits, and the mind starts to recognise these changes as part of a routine. For those using Wegovy, this period often feels smoother because hunger and cravings remain controlled. Energy levels improve, and it becomes easier to stick with balanced meals and moderate exercise.
People who are not using medication may start to face more resistance from their body as metabolism adapts to lower calorie intake. Progress can slow temporarily, which can feel discouraging. This is one reason professional monitoring helps so much. Our pharmacists track progress and offer reassurance when weight loss stalls, helping patients adjust their plans safely.
Week 4: Seeing Real Results
By the end of four weeks, the changes become more noticeable. For many patients on Wegovy, the first month brings visible progress without the feeling of restriction that usually accompanies dieting. The slow and steady approach is key to maintaining results and avoiding the weight regain that often follows short-term diets.
For those without medication, results can still be rewarding, but maintaining consistency can be harder. Hunger cues may return more strongly, making it easier to slip back into old habits. At this point, many people seek additional support to help them keep the progress going, whether through nutrition coaching or medical treatment.

Why Medication Can Help
Using a treatment such as Wegovy gives the body an advantage by working with natural hormones that regulate appetite and fullness. It reduces emotional eating and late-night snacking, which are often the biggest barriers to success. When paired with healthy eating and gentle exercise, this support helps people stay consistent long enough to see lasting results.
Our Chelsea weight management services provide ongoing monitoring to ensure the treatment remains effective and comfortable. Patients receive personal guidance, nutritional advice, and practical strategies for managing side effects and building sustainable habits.
It is important to remember that weight loss medication is not a shortcut but a tool that helps make lifestyle change achievable. The most successful results come from combining treatment with realistic routines and professional oversight.
The Real Answer to “How Much Weight Can You Lose in a Month?”
In most cases, healthy and sustainable weight loss ranges from 2 to 5 kilograms in the first month, depending on your starting weight, metabolism, and treatment plan. Patients using Wegovy tend to be at the higher end of this range because the medication helps maintain consistency without the cycle of hunger and fatigue that can accompany dieting.
At Chelsea Green Pharmacy, we encourage patients to focus on steady progress rather than rapid results. The goal is not only to lose weight but to gain energy, confidence, and control over long-term health.
If you are considering starting a programme, our Chelsea weight management services can help you begin safely with a plan tailored to your needs. Whether you are new to medical weight loss or simply seeking professional guidance, contact us today. Our team is here to make your first 28 days a strong and sustainable start toward a healthier you. Book your appointment below:
