Costco Soda & Soft Drinks — Ingredient Scan Results

We scanned every soda & soft drinks we could find at Costco and ranked them purely by ingredient quality. No sponsorships, no affiliate deals — just data.

10
Scanned
58
Avg Score
3
Clean Labels

Costco Soda & Soft Drinks — Ranked by Ingredient Score

#1

Chocolate Brownie Protein Bar

by Kirkland

90
/ 100
1 additive 2 seed oils

Checkit score 90/100. contains es:soluble corn fiber cashew butter isomalto oligosaccharides, es:natural flavors sea salt sunflower lecithin steviol glycosides. not organic.

#2

Lemon Sparkling Water

by Kirkland Signature

78
/ 100
Clean label

Checkit score 78/100. not organic.

#3

Lime Sparkling Water

by Kirkland Signature

78
/ 100
Clean label

Checkit score 78/100. not organic.

#4

ITALIAN SPARKLING MINERAL WATER

by Costco Companies Inc.

78
/ 100
1 additive

Checkit score 78/100. not organic.

#5

CHOCOLATE PEANUT BUTTER CHUNK PROTEIN BAR, CHOCOLATE PEANUT BUTTER CHUNK

by Costco Companies Inc.

74
/ 100
Clean label

Checkit score 74/100. not organic.

#6

PEANUT BUTTER & SEMISWEET CHOCOLATE CHIP CHEWY PROTEIN BARS, PEANUT BUTTER & SEMISWEET CHOCOLATE CHIP

by Costco Companies Inc.

49
/ 100
milk nuts peanuts soybeans es:coco 4 additives 3 seed oils

Checkit score 49/100. contains corn syrup, palm kernel oil. not organic.

#7

Chocolate Peanut Butter Chunk

by Kirkland Signature

49
/ 100
milk peanuts 4 additives 3 seed oils

Checkit score 49/100. 1 moderate additive(s). contains soluble corn fiber, corn fiber. not organic.

#8

SEMI-SWEET CHOCOLATE CHIPS, SEMI-SWEET CHOCOLATE

by Costco Companies Inc.

30
/ 100
milk soybeans 2 additives

Checkit score 30/100. not organic.

#9

Kirkland Chocolate Chip Soft & Chewy Granola bar

by costco,kirkland

28
/ 100
gluten milk soybeans 6 additives 4 seed oils

Checkit score 28/100. contains canola oil, rapeseed oil. not organic.

#10

SPARKLING WATER

by Costco Companies Inc.

24
/ 100
5 additives

Checkit score 24/100. 2 high-risk additive(s). not organic.

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Same Category, Different Store

Walmart Soda & Soft DrinksTarget Soda & Soft DrinksTrader Joe's Soda & Soft DrinksWhole Foods Soda & Soft DrinksKroger Soda & Soft DrinksALDI Soda & Soft DrinksSam's Club Soda & Soft DrinksPublix Soda & Soft DrinksH-E-B Soda & Soft DrinksWegmans Soda & Soft DrinksSafeway Soda & Soft DrinksMeijer Soda & Soft Drinks

More Costco Scan Results

Costco Protein BarsCostco Cereal & GranolaCostco YogurtCostco Chips & CrispsCostco Snacks & CrackersCostco Bread & Bakery
See cleanest soda & soft drinks across all stores →

Product availability varies by location. Scores based on ingredient analysis. Not medical advice.

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Ingredient Safety

Red 40Yellow 5Yellow 6AspartameBHABHTSodium NitriteCarrageenanSucraloseTitanium DioxidePotassium BromateHigh Fructose Corn SyrupMSGSodium BenzoateTBHQPolysorbate 80Red 3Caramel ColorSoy LecithinNatural FlavorsAcesulfame-KMaltodextrinXanthan GumGuar GumCitric AcidErythritolBlue 1Propyl GallateMono & DiglyceridesPectinAcacia GumAgarAnnattoAutolyzed YeastAzodicarbonamideBVOCalcium PropionateCarnauba WaxCelluloseDATEMDisodium InosinateGellan GumKonjacLocust Bean GumMethylcelluloseSodium AlginateSodium Aluminum PhosphateTragacanth Gum

Food Safety Answers

Is Red 40 Banned in Europe?What Foods Have Seed Oils?Is Carrageenan Safe?Worst Food AdditivesIs BHA Safe?Does Gatorade Have Food Dye?Titanium Dioxide in FoodIs Aspartame Safe?Is Sodium Nitrite Dangerous?Is MSG Bad for You?What Is HFCS?Is Sucralose Safe?Food Dye Banned in Europe?Is Potassium Bromate Banned?What Is Natural Flavors?Is Soy Lecithin Bad?Is Maltodextrin Bad?Is Xanthan Gum Safe?Is Red 3 Banned?Is TBHQ Bad?Foods Banned in Other CountriesIs Citric Acid Bad?What Is Polysorbate 80?Is Caramel Color Safe?Is Palm Oil Bad?What Is Cellulose in Food?Is Acesulfame-K Safe?Is Erythritol Safe?Is Guar Gum Safe?Is Food in America Safe?Cheerios & PesticidesBest Food Scanner AppHow to Read Food LabelsIs Yellow 5 Safe?Are Preservatives Bad?Artificial Sweetener SafetyIs Canola Oil Bad?Hidden Names for SugarFoods That Cause InflammationIs Annatto Safe?Is Azodicarbonamide Safe?Is Calcium Propionate Safe?Is Carnauba Wax Safe?Is Gelatin Halal?Is Locust Bean Gum Safe?Mono & Diglycerides SafetyIs Pectin Safe?Propylene Glycol in FoodWhat Is Agar Agar?What Is BVO?What Is DATEM?What Is Sodium Alginate?What Is Sodium Benzoate?

Cleanest Rankings

Cleanest Protein BarsCleanest CerealCleanest YogurtCleanest ChipsCleanest SnacksCleanest BreadCleanest SaucesCleanest JuiceCleanest CookiesCleanest CandyCleanest Ice CreamCleanest PastaCleanest Baby FoodCleanest Energy DrinksCleanest Protein PowderCleanest Frozen MealsCleanest CondimentsCleanest SodaCleanest Pet Food

Free-From Finder

Protein Bars Without Seed OilsCereal Without Artificial ColorsSnacks Without PreservativesYogurt Without Artificial SweetenersChips Without Seed OilsCookies Without Artificial ColorsCandy Without Artificial ColorsSoda Without Artificial SweetenersFrozen Meals Without MSGBaby Food Without SugarEnergy Drinks Without SweetenersProtein Bars Without SweetenersSnacks Without Seed OilsCereal Without SugarBread Without PreservativesIce Cream Without CarrageenanPasta Without Gluten

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

Red 40 vs Yellow 5Red 40 vs Yellow 6Aspartame vs SucraloseAspartame vs HFCSBHA vs BHTRed 40 vs AspartameCarrageenan vs Soy LecithinSucralose vs HFCSTBHQ vs BHATBHQ vs BHTRed 40 vs Titanium DioxideRed 40 vs Caramel ColorMSG vs Natural FlavorsSodium Benzoate vs Potassium BromateYellow 5 vs Red 3Polysorbate 80 vs CarrageenanXanthan Gum vs Guar GumRed 40 vs Red 3Erythritol vs SucraloseMaltodextrin vs HFCSAll Ingredient Comparisons

Store Reports

Walmart Report CardTarget Report CardCostco Report CardKroger Report CardWhole Foods Report CardTrader Joe's Report CardAldi Report CardSam's Club Report Card

Original Research

All Research StudiesGrocery Product Safety StudySeed Oil CensusSafest Grocery StoresSchool Lunch Safety ReportMost Common AdditivesBanned Ingredients in US Products

App Comparisons

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Guides & Tools

Download CheckIt AIUser ReviewsFood RecallsBanned in EuropeFood Safety ReportIngredient GlossaryStore RankingsIngredient EncyclopediaHealthier Swap FinderOur MethodologyIngredient ComparisonsTopic GuidesAll Food Safety AnswersOpen DataWhat's Really In Your Food
📋 Cite This Data
APACheckIt AI. (2026). "Costco Soda & Soft Drinks Ranked by Ingredients — 10 Products Scanned | CheckIt AI". Climaverse PBC. Retrieved from https://getcheck.it/scan-results/costco-soda
MLA"Costco Soda & Soft Drinks Ranked by Ingredients — 10 Products Scanned | CheckIt AI." CheckIt AI, Climaverse PBC, 2026-03-05. https://getcheck.it/scan-results/costco-soda.
HTML Embed<a href="https://getcheck.it/scan-results/costco-soda">Costco Soda & Soft Drinks Ranked by Ingredients — 10 Products Scanned | CheckIt AI — CheckIt AI</a>
BibTeX@misc{checkit2026scanresultscostcosoda, title = {Costco Soda & Soft Drinks Ranked by Ingredients — 10 Products Scanned | CheckIt AI}, author = {CheckIt AI}, year = {2026}, publisher = {Climaverse PBC}, url = {https://getcheck.it/scan-results/costco-soda}, note = {Retrieved 2026-03-05} }