What to eat on Wegovy

The weight-loss world is full of red flags. Programs that eschew entire food groups. Diets that promise overnight results. The notion that you can just eat whatever? That’s wrapped in caution tape too, even when it comes to GLP-1s like Wegovy. There’s no specific Wegovy diet (or GLP-1 diet, for that matter), but what you eat on Wegovy matters a lot. For one, the medication lowers your appetite — and when you’re eating less, you need to cram as much nutrition as possible into every bite, including protein and fiber. Your food choices can also affect medication side effects, such as nausea and acid reflux. Here’s what you should know before you build your plate. 

Key takeaways

• There’s no specific “Wegovy diet,” but what you eat matters more when the medication shrinks your appetite — every bite has to count.

• The same pattern applies across GLP-1s — such as Wegovy and Zepbound for weight loss, or Ozempic and Mounjaro for managing diabetes — since they all reduce appetite. (Nutritional needs may be different for people with type 2 diabetes to better control blood sugar.)

• Prioritize lean protein and high-fiber foods, stay well hydrated, and go easy on fried, fatty, and very spicy foods that can worsen side effects.

• Because you’re eating less, focus on nutrient density to help protect muscle and get enough key nutrients.

• Weight Watchers’ ZeroPoint^® foods and GLP-1 nutrition program are built around this exact way of eating.

Wegovy is the brand name for the weight-loss medication semaglutide, approved by the FDA for obesity treatment in June 2021 as an injection, and later FDA-approved in pill form in December 2025. Part of a class of medications known as GLP-1 receptor agonists, it mimics glucagon-like peptide-1 (GLP-1), a hormone that occurs naturally in the body and can impact weight in a number of ways.

Wegovy works by affecting several key mechanisms in the body to help with weight loss, including appetite regulation, delayed gastric emptying, and blood sugar control:

• Appetite regulation
  Wegovy mimics the effects of GLP-1, leading to reduced feelings of hunger and increased feelings of fullness. This can help you eat less and manage your caloric intake.

• Delayed gastric emptying
  Wegovy slows how quickly the stomach empties after a meal, which can contribute to feelings of satiety. This effect can help you feel fuller for longer after eating, and reduce the frequency and quantity of meals and snacks as a result.

• Blood sugar control
  Our bodies have a certain set of hormones — including glucagon-like-peptide-1 — that help regulate blood sugar levels. GLP-1 medications enhance insulin release after eating, which helps lower blood sugar levels, and reduces the release of glucagon, which raises blood sugar levels. This is why certain GLP-1s, like Ozempic and Mounjaro, are specifically FDA-approved  for individuals living with prediabetes and type 2 diabetes.

Everyone responds differently to GLP-1 medications like Wegovy. Research shows, on average, Wegovy can produce significant results. In a large clinical trial published in the New England Journal of Medicine, adults with overweight or obesity lost an average of 15% of their body weight (an average of 33 pounds) in approximately 1 year. It’s also important to note that, in addition to taking weekly doses of semaglutide, participants were given a lifestyle intervention that included a reduced calorie diet and increased physical activity (with a target of 150 minutes per week).

Not really, though someone with type 2 diabetes may have different nutritional guidance, specifically tailored to helping them manage their blood sugar levels. "The overall nutrition guidance is pretty similar across the different GLP-1 medications," says Clarissa Marie Garza, M.S., R.D., L.D., the nutrition program lead at Weight Watchers. "I don't approach nutrition differently just because someone is taking one GLP-1 versus another. What changes my approach much more is how that individual person is responding to their medication.” This includes how much their appetite has changed, whether they're having trouble finishing meals, and whether they're dealing with side effects like nausea or constipation, says Garza.

In other words, whether you're on Wegovy, Ozempic, Zepbound, or Mounjaro, the underlying strategy is the same: Prioritize protein, fiber, hydration, and overall nutrient adequacy, then adjust based on how your body is responding.

There’s no single best diet, but there are guidelines that can help you figure out what to prioritize and what to limit. 

What to prioritize: 

Because you will most likely be eating less when taking Wegovy, you’ll want to prioritize foods that are nutrient-dense and help you feel your best. The Weight Watchers GLP-1 Success Program calculates your daily progress toward your protein, fiber, and hydration targets, making it easier to track.

• Lean protein. The exact amount of protein you need a day depends on a lot of factors, but the WW app calculates your personalized goal and can help you see how close you are to hitting it each day. Protein matters because whenever you’re losing weight, you are at risk for losing muscle along with fat. Eating high-protein foods (in combination with strength training) can help. Think chicken, fish, eggs, plant-based options like tofu or edamame, and low-fat dairy like milk, protein drinks, Greek yogurt, and cottage cheese. 

• High-fiber foods. One possible side effect of GLP-1s is constipation, and eating foods high in fiber can help. Try to incorporate at least one fiber-rich food in every meal and snack, like whole grains, fruits and vegetables, and beans. When you log your meals in the WW app, it’s easy to track how much fiber you’re getting and how close you are to your goal.

• Fluids. This is another key step to avoiding constipation and managing nausea and fatigue. Of course water counts, but you can also stay hydrated with zero-calorie beverages like seltzers and unsweetened iced tea.

What to limit: 

There aren't any foods that are banned, but if you're experiencing side effects like nausea or acid reflux, there are some foods you may want to avoid on Wegovy. 

• Alcohol, carbonation, and sweets. Alcohol can worsen nausea and reflux, so it's worth paying attention to how you tolerate it. Interestingly, Garza notes that some people find their desire for alcohol decreases on a GLP-1, or that they can't tolerate the same amount they used to. The same goes for sweets: Some people notice they crave them less or enjoy them differently. 

• Fried and high-fat foods. "Fat naturally takes longer to digest, and GLP-1 medications can also slow gastric emptying," Garza says. "When you combine those effects, a large and/or high-fat meal may sit in the stomach longer and contribute to nausea, bloating, reflux, or that uncomfortable overly-full feeling." Smaller portions and lower-fat foods tend to be better tolerated, especially early-on or when increasing your dose.

Logging your meals in the WW app can help you notice a pattern in your side effects from certain foods and drinks. 

The best diet plan while on Wegovy is one that’s nutritious, affordable, and enjoyable — for you. So, your diet might look different than somebody else’s, and that's totally okay. These are Garza’s real-world examples built around protein and fiber to get you inspired:

• Breakfast: Banana-blueberry overnight oats made with oats, fat-free plain Greek yogurt, banana, blueberries, and walnuts — 20 grams of protein, 7 grams of fiber, 2 Points. 

• Lunch: A low-carb, high-protein tortilla wrap with 4 ounces of turkey breast, mustard, and 1 cup of mixed greens, with 1 cup of veggie sticks on the side — about 40 grams of protein, 15 grams of fiber, and roughly 1 Point. 

• Snacks: Fruit with reduced-fat peanut butter, fat-free cottage cheese with berries, veggies with hummus, or a hard-boiled egg with fruit. 

• Dinner: Sweet chili salmon (6-ounce fillet) with asparagus and brown rice — 41 grams of protein, 5 grams of fiber, 5 Points. 

Most people don’t stay at the starting dose of a GLP-1, and your clinician will work with you on a Wegovy dosing schedule that’s tailored to your body, your health, and your goals. Side effects tend to peak, however, when you increase a dose, and that makes your food choices during these periods especially important. “Dose increases are definitely a time when I encourage people to give themselves a little more flexibility with nutrition,” says Garza. “For those first few days, the goal may shift from eating your ‘normal’ meals to focusing on what you can comfortably tolerate while still getting adequate nutrition and fluids.” 

What might that look like? Eating smaller amounts of food more frequently, for one. “Don’t wait until you’re hungry to eat, especially if your appetite is very low,” says Garza. “Going long periods without eating can actually make nausea worse for some people.” Garza also recommends taking small, frequent sips of water on the days when symptoms are stronger. Just don’t suffer in silence. “I don't want someone to feel like they have to white-knuckle their way through significant side effects,” says Garza. If symptoms are severe or persistent, making it difficult to keep food or fluids down or meet basic nutrition and hydration needs, talk to your clinician immediately. “Sometimes the medication or titration schedule needs to be addressed rather than trying to manage everything through nutrition alone,” she adds.

Figuring out the right nutrition plan for you while on a GLP-1 — one where you feel the fewest side effects while ensuring you get plenty of key nutrients — can be confusing. You don’t need to do it alone. Joining Weight Watchers Med+ is a great way to not only get access to GLP-1 medications, if you qualify, but get access to a complete lifestyle program too, including nutritional advice tailored specifically to someone taking a GLP-1 (known as the GLP-1 Success Program). As Garza puts it, a GLP-1 works best as "another tool in the toolbox," alongside nutrition, movement, hydration, and sleep — not as a replacement for them. In fact, Med+ members prescribed a GLP-1 and given the GLP-1 Success Program improved their diet quality by 34.7%.*

*Based on a 6-month clinical trial (n=180) of individuals who were enrolled between February–April 2024, with overweight or obesity taking semaglutide/tirzepatide for weight loss and related outcomes within the WW Med+ Program who increased their Healthy Eating Index score from 55.0 to 65.1. Heinberg et al. Effectiveness of Telemedicine Prescribing and a Long-Acting Obesity Medication Behavioral Program: A 24-Week Single-Arm Study. Obesity. 2025. Funded by WW International, Inc.

GLP-1s can reduce your appetite significantly, which means you'll likely eat less food than you used to. “Don't let a lack of hunger turn into a lack of nourishment," says Garza. That means it's important to still prioritize the key nutrients you need to feel good and support your health. A good place to start: make sure you're eating enough and focus on foods high in protein and fiber. You may also want to cut back on foods that worsen side effects like nausea and acid reflux, and like foods high in fat.