costco Grocery Guide for athletes
If you’ve got a Costco Wholesale membership, it’s honestly one of the easiest ways to keep your kitchen stocked without overthinking it. You can cover protein, carbs, and snacks for the entire week in one trip and actually have options that work for real schedules (classes, lifts, practice, work… all of it).
What makes Costco especially useful for athletes isn’t just the bulk pricing, it’s the mix of ready-to-eat items and simple staples. You can grab things that require zero prep alongside a few basics that stretch into multiple meals. Less time spent cooking, fewer grocery runs, and more consistency with fueling.
Here’s a solid cart you can start building from!
Protein Staples
Protein is what keeps meals filling and supports recovery, but it doesn’t need to be complicated. Having a mix of fully cooked options and raw staples makes it easier to stay consistent throughout the week.
Amylu Chicken Breakfast Links
Morey’s Frozen Wild Alaskan Salmon
Fishwife Albacore Tuna
Kirkland Chicken Breast Packs
TenderBison Ground Bison
Kirkland Canned Pink Salmon
Amylu Chicken Burgers
Kirkland Organic Ground Beef Packs
Amylu Organic Maple Chicken Patties
Kirkland Organic Greek Yogurt
Kirkland Chicken Thigh Packs
Kirkland Rotisserie Chicken
Butterball Fresh Ground Turkey
Dietz & Watson Organic Roasted Turkey Breast
Amylu Chicken Meatballs
Good Culture Cottage Cheese
Wild Planet Wild Pacific Sardines
Safe Catch Yellowfin Tuna
Amylu Andouille Sausage
Kirkland Albacore Tuna
Cuisine Solutions Sous Vide Grass-Fed Beef Sirloin
Carb Staples
Carbs are non-negotiable for athletes. They’re your main source of energy for training, performance, and recovery. Not eating enough carbs often leads to low energy and poor performance.
One Mighty Mill Sourdough Bread
Cosmic Crisp Apples
Seeds of Change Quinoa & Brown Rice
Kirkland Maple Syrup
Kirkland Bakery Bagels
Kirkland Frozen Three Berry Blend
Brami Protein Pasta
Seven Sundays Oatmeal
Dave’s Killer 21 Whole Grain Bread
Kirkland Organic Quinoa
Bananas
Berries
Oranges
Kodiak Protein-Packed Power Cakes
Lundberg Jasmine Rice Packs
One Degree Sprouted Rolled Oats
Pre-Workout Staples
Before training, the goal is simple: something that digests easily and gives you usable energy. These are the kinds of options you can eat 30–60 minutes before without overthinking it.
Pure Organic Fruit Bars
Smash Foods Bites
Soley Fruit Jerky
Bobo’s Oatmeal Pie Bars
Welch’s Fruit Snacks
Pure Organic Twisted Fruit Bites
Smash Foods Cherry Pomegranate Jam
Kirkland Organic Dried Mangoes
Kirkland Soft & Chewy Granola Bars
Kirkland Organic Applesauce Pouches
Mush Overnight Oats
Nature’s Bakery Fig Bars
That’s It Fruit Bars
Sunny Fruit Organic Sun-Dried Dates
Snack Staples
Snacks fill the gaps when meals aren’t enough or timing doesn’t line up. Having a few options on hand makes it easier to avoid skipping fuel altogether.
Seven Sundays Rise & Shine Mix
Mush Protein Bar Minis
Perfect Bars
Siete Maiz Corn Tortilla Chips
Lesser Evil Popcorn
Kirkland Organic Hemp Hearts
Seven Sundays Cocoa Cereal
Simply Fuel Protein Balls
Purely Elizabeth Granola
Trubars
Kirkland Organic Hummus Packets
Mayorga Chia Seeds
Simple Mills Chocolate Brownie Sweet Thins
Biena Edamame
Chomps Sticks
Simple Mills Sea Salt Crackers
RX Bars
Made Good Granola Minis
Mary’s Gone Crackers
Go Raw Organic Pumpkin Seeds
Easy/Quick Pairings
Kirkland greek yogurt + Kirkland frozen berry blend + Purely Elizabeth granola + Kirkland peanut butter
Kirkland bagel + Kirkland peanut butter + Kirkland maple syrup + sliced banana
Lundberg jasmine rice + Kirkland ground turkey + Avocado + Kirkland hummus
Apples + RX bar
Crackers + Kirkland hummus + Dietz & Watson turkey slices
Mush overnight oats + Go Raw organic pumpkin seeds + berries
Kirkland dried mango + Chomps stick
Good Culture cottage cheese + Made Good granola minis + Banana
The Bottom Line
Don’t have a Costco membership? No problem! This guide is meant to give you ideas, not be an exact shopping list. Most of these products or very similar options can be found at other grocery stores, so the goal is really just to use this as inspiration for building a cart that supports your training and fits your routine.
If you want help building a fueling plan that fits your routine and supports your performance as a whole, book an intro call today with GracesGrit to learn more!
