What’s New and Popular at Costco right now in May 2026

Costco’s May 2026 lineup is packed with seasonal buzz, from summer-ready treats and easy breakfast finds to high-protein snacks, refreshing drinks, kitchen upgrades, and outdoor essentials. Shoppers are spotting limited-time arrivals, regional rollouts, and savings-book deals that are already creating major warehouse excitement.

Frozen Treats & Desserts

Jeni’s Key Lime Pie Ice Cream Sandwiches $14.49

• 8-count box of tart key lime pie ice cream between graham cracker cookies; Costco-exclusive flavor.
• Spotted early May 2026 in freezer aisles nationwide; heavy Reddit/Instagram buzz as a limited spring treat.

Nightingale Brookie Dough Ice Cream Sandwiches $14.99

• 12-pack “chomp size” with scratch-baked brookie cookies and 14% butterfat ice cream.
• Limited rollout spotted May 2026 (Bay Area first); fans are begging for more regions.

Lindt Lindor Ice Cream Truffles $16.99

• 20 oz bag of milk/white chocolate truffles in Neapolitan, fudge swirl, cookies & crème flavors.
• New freezer indulgence spotted May 2026; perfect summer heat-beater.

GoodPop Fruit Sours $12.99

• Costco-exclusive 16-pack sour-coated pops (Melon, Green Apple, Lemonade) with real fruit base.
• Rolling out May 2026 (Bay Area → LA → Northeast); parents calling it a must-grab.

Kirkland Signature Strawberry Cream Pie $18.99

• 3 lb seasonal pie with graham crust, strawberry jam, cream cheese, and whipped topping (serves 8–10).
• New bakery/freezer hybrid spotted early May 2026; viral in hauls.

Kinder Bueno Ice Cream Tubs & Cones ~$10 (3-pack tubs)

• Hazelnut-chocolate frozen treats with wafer pieces and signature candy center.
• New freezer item spotted May 2026; Redditors renewing memberships just for it.

Bakery & Breakfast Items

Blueberry Sourdough Loaf $8.99

• Tangy sourdough bread studded with sweet blueberries; great for breakfast or grilled cheese.
• Bakery section new arrival spotted May 2026; Redditors already experimenting with recipes.

Gen Bake Old Fashioned Lemon Donut Bites $9.49

• 34 oz box of lightly frosted lemon donut bites with tangy edge.
• Bakery fresh find highlighted in May 2026 hauls.

Three Wishes Cinnamon Cereal 2-Pack $9.89

• Gluten-free, grain-free, 8g protein per serving cinnamon cereal (new packaging).
• Spotted May 2026 in Western states (San Diego–Colorado); high-protein breakfast buzz.

Mini Pineapple Upside Down Cakes $13.99

• 6-pack microwave-ready individual cakes.
• New bakery item spotted early May 2026 in multiple California warehouses.

Cinnamon Buns with Irish Butter $12.99

• Pull-apart cinnamon buns featuring Irish butter.
• Fresh bakery release spotted early May 2026.

Snacks & Protein Foods

Once Upon a Farm Immunity Blends 12-Pack $19.99

• Organic no-sugar pouches (Mango Banana Spirulina + Pineapple Banana Dragon Fruit).
• Nationwide refrigerated launch early May 2026; parents stocking up.

Teton Waters Ranch Jalapeño Cheddar Brats $18.99–$20

• 12-count 100% grass-fed beef brats (3 packs); fully cooked, no casing.
• Midwest now + LA rollout May 2026; grilling season favorite.

SimplyProtein Sea Salt Protein Tortilla Chips $9.98

• 15 oz bag of high-protein restaurant-style chips.
• Limited Northeast stock through end of May 2026.

Bobo’s PB&J Oat Bar Variety Pack $19.99

• 20-count gluten-free, dairy-free strawberry & raspberry oat bars.
• On-the-go snack pack spotted May 2026.

Amylu Country Style Chicken Sausage Breakfast Bites $13.59

• 40 oz bag of ready-to-heat bites.
• New frozen protein find spotted early May 2026.

Beverages

Olipop Soda Spring Variety Pack $23.99

• 15 cans limited-edition prebiotic sodas (Shirley Temple, raspberry sherbet, strawberry vanilla).
• Pastel spring packaging buzzing May 2026.

Poppi Soda Variety Packs $23.49–$26.49

• Juicy Faves (Strawberry Lemon/Orange/Raspberry Rose) or Everyday Icons (15–18 cans).
• Prebiotic soda multipacks gaining traction May 2026.

DeeBees SuperJuice Prebiotic Juice Boxes $13.99

• 35-pack organic no-added-sugar boxes (Fruit Punch, Strawberry Lemonade, Apple) with prebiotics + vitamin C.
• Rollout May–July 2026 across regions.

Nello Superfocus Drink Mix $32.99 (on sale from $39.99)

• 26 travel sachets (fruit punch + blue raspberry) with caffeine, L-theanine & lion’s mane.
• Health-focused energy mix spotted early May 2026.

Spindrift Sparkling Water 24-Pack (sale price)

• Real-fruit flavored sparkling water; major savings book highlight.
• Redditors stocking 10–12 cases in May 2026 Savings Book.

Kitchen & Home Goods

7-Piece Melamine Lazy Susan with Cover $15

• Black or blue serving set with 6 removable inserts + lid; perfect for parties.
• New kitchen arrival spotted May 2026.

Cuisinart 4-in-1 Expandable Prep & Serve Tub $14.99

• Collapsible marinade/cutting board/serving tray/drink chiller.
• New arrival in May 2026 hauls.

Nordicware Deluxe Kettle Smoker $79.99

• Includes 5 wood chip varieties, built-in thermometer; stovetop or grill use.
• New gadget featured in May 2026 videos/articles.

Our Place Induction Plate + Perfect Pot $119.99–$120 (limited online discount)

• Bundle with hot grips & spoon; 5 cooking modes.
• Online-only deal until May 10, 2026; small-space cooking buzz.

Tiger Rice Cooker (5.5 cup) $80 (sale, $20 off)

• 10 menu settings including quick cook, brown rice, porridge & steam.
• On sale through May 31, 2026; popular in new arrivals.

Outdoor, Seasonal & Deals

Weber Genesis C-335E Gas Grill ~$110 off

• Large grilling surface + side burner; new barbecue centerpiece.
• Online discount active May 2026 through May 12.

10-ft Family Lounge Pool $34.99 ($12.50 off)

• Inflatable pool with bench, cup holders & backrest.
• Seasonal summer item spotted early May 2026 (sale through May 10).

Scoop Away Cat Litter 44 lb (major savings book discount)

• Popular clumping litter; limits noted but stock-up frenzy.
• Top comment excitement in May 2026 Savings Book preview.

Chocolate Rose Bouquet $79.99 (sale from $99.99)

• 27 Belgian chocolate roses (milk, white, pink) in gift box; Mother’s Day twist.
• Limited early May 2026 online/in-store promotion.