What to Eat on Wegovy (and Why Protein Matters Most)

Wegovy suppresses appetite. That is the point. Semaglutide, the active ingredient, is a GLP-1 receptor agonist that signals fullness sooner and for longer. In the STEP 1 trial, participants on 2.4 mg of semaglutide once weekly lost an average of 14.9% of their body weight over 68 weeks, compared to 2.4% with placebo.

That kind of weight loss changes your relationship with food in a practical way. You eat less. Meals feel smaller. And because your total intake drops, every bite carries more weight. A wegovy diet plan that leans on toast and crackers will leave you short on the nutrients your body needs to lose fat without losing the muscle underneath.

The protein problem

When you lose weight quickly, not all of it comes from fat. Some of it comes from lean mass, including muscle. This is true of any calorie deficit, but GLP-1 medications accelerate the timeline. The STEP 1 trial reported a mean weight loss of 15.3 kg in the semaglutide group over 68 weeks. At that pace, muscle preservation becomes a real concern.

Protein is the primary lever you have. It provides the amino acids your body needs to maintain and rebuild muscle tissue during a deficit. When total food intake drops, protein is the macro that should stay constant or even increase as a percentage of what you eat.

For a deeper look at why this matters and what the research says, see our guide on GLP-1 and muscle loss.

How much protein to aim for

A reasonable starting point: 0.7 to 1 gram of protein per pound of body weight per day. For someone weighing 180 lbs, that is 126 to 180 grams daily.

That range sounds high, especially when your appetite is blunted. The trick is distribution. Spreading protein across three to four meals (25-45g per sitting) is more practical than trying to hit a massive number at dinner.

Here is what that looks like in real food terms:

• 150g chicken breast (cooked): ~46g protein
• 2 large eggs: ~12g protein
• 200g Greek yoghurt: ~20g protein
• 150g salmon fillet (cooked): ~34g protein
• 1 cup cottage cheese: ~25g protein
• 1 scoop whey protein: ~25g protein

If you are eating three meals a day and each one contains a solid protein source from that list, you are in range without having to force-feed yourself.

Building meals around protein

Start every meal by picking your protein source, then fill around it. This is a simpler framework than calorie counting, and it works well when appetite is unpredictable.

Breakfast options

• Greek yoghurt with berries and a handful of nuts
• Two-egg omelette with spinach and feta
• Cottage cheese on sourdough with sliced tomato
• Protein smoothie: whey, banana, oats, milk

Lunch options

• Grilled chicken over mixed greens with olive oil and lemon
• Tuna salad (real tuna, not mostly mayo) with wholegrain crackers
• Turkey and avocado wrap with a side of edamame
• Lentil soup with a side of cheese or a boiled egg

Dinner options

• Baked salmon with roasted vegetables and quinoa
• Lean beef stir-fry with broccoli, capsicum, and rice
• Chicken thigh bake with sweet potato and green beans
• Tofu and vegetable curry over brown rice

The common thread: a protein anchor in every meal, vegetables for volume and micronutrients, a moderate serve of complex carbohydrates, and some healthy fat.

What to limit (and why)

Nausea and diarrhoea are the most common adverse events with semaglutide. In the STEP 1 trial, 4.5% of participants on semaglutide discontinued treatment due to gastrointestinal events. Certain foods make these side effects worse.

Greasy and fried foods. Fat slows gastric emptying. GLP-1 medications already slow gastric emptying. Combining the two can leave food sitting in your stomach longer than it should, worsening nausea and bloating.

Large portions. Your stomach is signalling fullness earlier. Overriding that signal (out of habit, social pressure, or because the plate is there) tends to end badly. Smaller, more frequent meals are easier to tolerate.

High-sugar foods and drinks. Sugary foods cause rapid blood sugar spikes and tend to be low in protein and fibre. On a reduced appetite, they take up caloric space without contributing to the nutrients you need most.

Carbonated drinks. These can increase bloating and gas, which compounds existing GI discomfort.

Alcohol. Alcohol is calorie-dense, nutrient-empty, and can worsen nausea. It also impairs protein synthesis, which works against the goal of preserving lean mass.

A sample day

This is not a rigid prescription. It is one example of how protein-first eating plays out across a day on Wegovy.

For a 160 lb person, that sits at the lower end of the protein target. Adding a scoop of whey to a morning smoothie or swapping the granola for an extra egg pushes it past 140g without adding much volume.

Tracking makes this easier

When your appetite shrinks, it is easy to assume you are eating enough protein simply because you feel full. Feeling full on Wegovy does not mean you have hit your protein target. It means the GLP-1 is doing its job on appetite, which is separate from nutrition.

Tracking your food for even a few days gives you a baseline. You will quickly see whether your protein intake is where it needs to be, or whether you are filling up on carbohydrates and fats while falling short on the macro that matters most.

You do not need to track forever. A week of honest logging is usually enough to spot the gaps, adjust your defaults, and build meals that hit the target on autopilot.

The role of resistance training

Diet is half the equation. Resistance training sends the signal that your body needs to keep its muscle. Without that signal, a calorie deficit (especially a large one driven by GLP-1 medication) will pull from lean tissue alongside fat.

Two to three sessions per week of compound movements (squats, deadlifts, presses, rows) is enough. The protein you eat provides the raw material. The training tells your body where to use it.

Mayo Clinic notes that semaglutide is used "together with diet and exercise." That guidance exists because the medication works best when paired with both.