What to eat on a GLP-1: how appetite and digestion change, why protein comes first to protect muscle, and how fiber, fluids, and nutrient density fit on far fewer calories. Free calculator, 7-day meal plan, food list, and USDA recipes.
This is nutrition guidance, not medical or medication advice. How much you should eat, and any change to how you eat on a GLP-1, belongs with the care team that prescribed it — especially if you have kidney disease or another condition.
There's no single official “GLP-1 diet.” It's an eating pattern shaped by what the medication does: GLP-1 drugs like Ozempic, Wegovy, and Zepbound curb appetite sharply and slow how fast the stomach empties, so you eat far less and feel full much sooner. Eating well on one is less about a special menu than about making every smaller meal count.
That comes down to three priorities. Lead with protein, because rapid weight loss costs muscle as well as fat. Get enough fiber and fluids, because slowed digestion makes both matter more. And favor nutrient-dense foods, because there's less room on the plate to waste. The free GLP-1 protein calculator sets your target, and the 7-day meal plan turns it into real food.
The short version
Four tools carry this guide from principle to plate — pick the one that matches where you are.
The medication doesn't hand you a food list — it changes the conditions you eat under. Three shifts do the most to reshape what a good day of eating looks like:
Nearly all of GLP-1 nutrition collapses into three priorities. They're ranked: when a smaller appetite forces a trade-off, protein wins.
1. Protein, to protect muscle — Aim high enough to hold onto lean mass while you lose fat — a common target is 1.2–1.6 grams of protein per kilogram of body weight, well above the 0.8 g/kg RDA. Your number depends on your weight; the GLP-1 protein calculator turns it into a daily gram range, and the muscle-loss guide explains why.
2. Fiber and fluids, because digestion slowed — Slowed gastric emptying makes constipation and dehydration easier to fall into. Work toward the fiber Adequate Intake — about 25 g a day for women and 38 g for men under 51 — from vegetables, fruit, beans, and whole grains, increase it gradually, and drink plenty of water. The food list sorts the best fiber picks by group.
3. Nutrient density, because the plate is small — With far fewer calories coming in, there's little room for foods that bring calories but little else. Spend your appetite on foods that carry protein, fiber, vitamins, and minerals per bite — the same idea behind our USDA recipe library, where you can filter to high-protein dishes.
Lead every meal with protein to protect muscle, add fiber-rich vegetables, fruit, beans, and whole grains, drink plenty of water, and favor nutrient-dense whole foods over empty calories — because a GLP-1 leaves you eating far less. The exact amounts depend on your weight and calorie needs; the GLP-1 protein calculator and 7-day meal plan turn the principles into numbers and real food.
Not a branded one. Eating on a GLP-1 is a normal balanced pattern adjusted for a much smaller appetite and slower digestion — more protein per calorie, deliberate fiber and fluids, and a focus on nutrient density. No foods are strictly off-limits from a nutrition standpoint, though very rich, fried, or fatty meals and large portions are commonly less comfortable when the stomach empties slowly.
Yes. Wegovy is semaglutide (the same drug as Ozempic, dosed for weight loss); Zepbound and Mounjaro are tirzepatide. All cut appetite sharply, so the priorities — protein first, then fiber and fluids, then nutrient density — are the same across them. This guide is written around that shared goal rather than any one brand.
It varies a lot from person to person, and a GLP-1 often makes very low intakes happen on their own. Rather than chasing a fixed number, focus on getting enough protein and nutrients into the smaller amount you do eat, and confirm a calorie target with the team that prescribed your medication. Our meal plan is built at roughly 1,500 calories a day as a realistic starting point.
The pattern — enough protein, plenty of fiber and fluids, nutrient-dense whole foods — is a sensible way to eat with or without a GLP-1, and it's especially useful for holding onto muscle if weight-loss slows or you come off the medication. This is general nutrition guidance, not medical advice about stopping or changing a prescription; that's a conversation for your prescriber.
Every figure on this page traces to a named source. MyPlate.food is independent and not affiliated with the USDA or the clinical societies cited — they appear here only as source credits.