Dietitian-approved Costco groceries that make consuming nicely and shedding weight extra inexpensive.
Costco is a good place to buy groceries, particularly if you’re attempting to drop extra pounds on a funds. The warehouse carries an abundance of recent meat, fish, poultry, and produce, in addition to a big selection of pre-made and packaged meals and drinks to gas your exercises and assist weight-loss targets. What do you have to purchase at Costco if saving cash and weight reduction go hand-in-hand along with your 2026 targets? We requested Tara Collingwood, MS, RDN, CSSD, LD/N, ACSM-CPT, a Board Licensed Sports activities Dietitian and co-author of the Flat Stomach Cookbook for Dummies, for her high 11 picks. Listed here are the 11 finest Costco offers for weight reduction in 2026.
Kirkland Signature Natural Greek Nonfat Yogurt


Certainly one of Collingwood’s high picks is Kirkland Signature Natural Greek Nonfat Yogurt. “A high-protein, low-fat alternative ideally suited for breakfast, snacks, and smoothies. Retains you full longer and helps muscle upkeep throughout weight reduction,” she says.
Frozen Natural Berries


Frozen Natural Berries are one other must-buy, particularly the Kirkland Signature model, which provides nice worth. “Fiber-rich and no added sugar for smoothies, oatmeal, or snacking with out extra energy,” says Collingwood.
Oatmeal


Oatmeal, which may be bought in bulk at Costco, is a superb worth for breakfast and provides many dietary advantages. “A excessive fiber complete grain that helps satiety and regular power and excellent for meal prep and balanced breakfasts,” says Collingwood.
Frozen Salmon or Rooster Breasts


Frozen Salmon or Rooster Breasts are nice to maintain within the freezer for cooking lunch or dinner. Costco at all times sells them for lots lower than conventional grocery shops. “Lean proteins that assist construct and preserve muscle whereas aiding with urge for food management,” says Collingwood.
Secure Catch Ahi Tuna & Wild Planet Sardines


Secure Catch Ahi Tuna & Wild Planet Sardines are one other one among her high Costco picks. “Shelf-stable, high-protein seafood full of omega-3s is a straightforward addition to salads, bowls, or wraps,” she says.
Protein Shakes


Costco sells protein shakes at a a lot lower cost than different shops. “Able to drink, high-protein drinks assist curb cravings and assist each day protein targets (numerous manufacturers),” she says.
Kirkland Signature Natural Hummus & Excessive-Fiber Snacks


Costco can be an incredible place to buy pre-portioned snacks which can be truly good for you. She recommends Kirkland Signature Natural Hummus and different high-fiber snacks. “Hummus to pair with veggies and complete grains,” she says.
Low-Sugar Glowing Tonic Drinks


Low-Sugar Glowing Tonic Drinks are one other one among Collingwood’s Costco picks. “Could make low sugar mocktails or simply use as flavored water and are a more healthy various to sugary drinks,” she says.
Kirkland Signature Almond Flour & Hemp Hearts


Collingwood additionally places Kirkland Signature Almond Flour and Hemp Hearts in her cart. “These are nice for residence baking and boosting protein and wholesome fat,” she says.
Greens & Producee


Don’t neglect to replenish on greens and produce in your Costco run. This stuff are priced nicely underneath retail, and make wholesome consuming simple. “Pre-washed leafy greens and bulk produce make it simple to fill half your plate with nutrient-dense, low-calorie meals,” Collingwood says.
Wholesome Pantry Staples


And, don’t skip all of the wholesome pantry staples, together with quinoa, beans, and different grains. “Fiber-rich complete grains and legumes assist hold starvation down and assist plant-forward consuming patterns,” says Collingwood.
Leah Groth
