Best Snacks at Costco in Washington

We analyzed thousands of snacks products available at Costco locations in Washington and ranked them by our AI health score (0-100). Here are the top picks based on ingredient quality, additives, and allergen safety.

Top 10 Snacks at Costco in Washington

#ProductBrandScore
1APPLE MANGO YELLOW CARROT PEACH FRUIT & VEGETABLE POUCHES, APPLE MANGO YELLOW CARROT PEACHCostco Companies Inc.100/100
2PistachiosKirkland Signature90/100
3CHOCOLATE PEANUT BUTTER CHUNK PROTEIN BAR, CHOCOLATE PEANUT BUTTER CHUNKCostco Companies Inc.74/100
4Kirkland tortilla chips—70/100
5KIRKLAND SIGNATURE, SAHALE SNACKS, CASHEW-PISTACHIO NUT CRISP WITH LEMON APPLES, CRANBERRIES & BLUEBERRIESCostco Companies Inc.68/100
6Kirkland Organic Tortilla Chips—63/100
7HIMALAYAN SALT KRINKLE CUT POTATO CHIPS, HIMALAYAN SAITCostco Companies Inc.51/100
8PEANUT BUTTER & SEMISWEET CHOCOLATE CHIP CHEWY PROTEIN BARS, PEANUT BUTTER & SEMISWEET CHOCOLATE CHIPCostco Companies Inc.49/100
9Unsalted Mixed NutsKirkland Signature38/100
10MIXED NUTSCostco Companies Inc.35/100
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Frequently Asked Questions

What are the healthiest snacks at Costco in Washington?
Based on our AI analysis of ingredients, the top-rated snacks at Costco in Washington score 70+ out of 100, meaning they have clean ingredients with minimal harmful additives.
How does CheckIt AI score snacks products?
Every product is scored 0-100 based on harmful additives, seed oils, sugar content, processing level, nutritional balance, and allergen transparency using data from the FDA, EU EFSA, and Health Canada.
Does Costco in Washington carry healthy snacks?
Yes! Costco stores in Washington carry many healthy snacks options. Use CheckIt AI to scan products in-store and find the best options for your dietary needs.

More at Other Stores in Washington

Snacks at WalmartSnacks at TargetSnacks at Whole FoodsSnacks at Trader Joe's

More Categories at Costco

Cereal at CostcoDairy at CostcoBeverages at CostcoFrozen Foods at Costco
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Ingredient Safety

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Cleanest Rankings

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Store Scan Results

Costco Protein Bars RankedWalmart Cereal RankedTarget Snacks RankedWhole Foods Yogurt RankedKroger Bread RankedAldi Snacks RankedCostco Snacks RankedWalmart Chips RankedTarget Cookies RankedTrader Joe's Snacks RankedWhole Foods Bread RankedWalmart Juice RankedTarget Cereal RankedWalmart Bread RankedKroger Snacks RankedAldi Cereal RankedWhole Foods Snacks RankedKroger Cereal RankedAldi Bread RankedTrader Joe's Cereal RankedCostco Bread Ranked

Ingredient Comparisons

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Worst & Best Rankings

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Store Diet Guides

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Banned in Europe

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Ingredient Side Effects

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📋 Cite This Data
APACheckIt AI. (2026). "Best Snacks at Costco in Washington (2026) — AI Rankings | CheckIt AI". Climaverse PBC. Retrieved from https://getcheck.it/best/snacks-at-costco-in-washington
MLA"Best Snacks at Costco in Washington (2026) — AI Rankings | CheckIt AI." CheckIt AI, Climaverse PBC, 2026-03-05. https://getcheck.it/best/snacks-at-costco-in-washington.
HTML Embed<a href="https://getcheck.it/best/snacks-at-costco-in-washington">Best Snacks at Costco in Washington (2026) — AI Rankings | CheckIt AI — CheckIt AI</a>
BibTeX@misc{checkit2026bestsnacksatcostcoinwashington, title = {Best Snacks at Costco in Washington (2026) — AI Rankings | CheckIt AI}, author = {CheckIt AI}, year = {2026}, publisher = {Climaverse PBC}, url = {https://getcheck.it/best/snacks-at-costco-in-washington}, note = {Retrieved 2026-03-05} }