Kirkland Signature organic Greek yogurt plain nonfat yogurt vs Siggi's Vanilla Icelandic Skyr — Which Is Healthier?

Wondering whether Kirkland Signature organic Greek yogurt plain nonfat yogurt or Siggi's Vanilla Icelandic Skyr is the healthier choice? We analyzed every ingredient in both products to find out.

🏆 Winner

Both products scored 90/100 — they are equally matched.

Score Comparison

Kirkland Signature organic Greek yogurt plain nonfat yogurt

Kirkland Signature organic Greek yogurt plain nonfat yogurt

90
/100

✅ Generally Safe

Siggi's Vanilla Icelandic Skyr

Siggi's Vanilla Icelandic Skyr

90
/100

✅ Generally Safe

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Ingredient Comparison

Differences highlighted — ingredients unique to each product or flagged for safety concerns:

Kirkland Signature organic Greek yogurt plain nonfat yogurtSiggi's Vanilla Icelandic Skyr
✓ nonfat milk
✓ active cultures (streptococcus thermophilus
✓ lactobacillus bulgaricus
✓ l. acidophilus
✓ lactobacillus acidophilus
✓ bifidus
✓ lactobacillus casei).
✓ pasteurized whole milk
✓ pasteurized cream
✓ cane sugar
✓ madagascar vanilla beans
✓ live active cultures (s. thermophilus
✓ l. bulgaricus).

Flagged Ingredients

Kirkland Signature organic Greek yogurt plain nonfat yogurt

dairy

Siggi's Vanilla Icelandic Skyr

milk

Detailed Summary

Kirkland Signature organic Greek yogurt plain nonfat yogurt

Kirkland Signature's organic Greek yogurt is a clean choice with no added sugars or harmful additives, but be cautious if you're dairy-sensitive.

Siggi's Vanilla Icelandic Skyr

Checkit score 90/100. Clean ingredients.

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📋 Cite This Data
APACheckIt AI. (2026). "Kirkland Signature organic Greek yogurt plain nonfat yogurt vs Siggi's Vanilla Icelandic Skyr — Which Is Healthier? | CheckIt AI". Climaverse PBC. Retrieved from https://getcheck.it/vs/kirkland-signature-organic-greek-yogurt-plain-nonfat-yogurt-d34cc6--vs--siggi-s-vanilla-icelandic-skyr-5b7841
MLA"Kirkland Signature organic Greek yogurt plain nonfat yogurt vs Siggi's Vanilla Icelandic Skyr — Which Is Healthier? | CheckIt AI." CheckIt AI, Climaverse PBC, 2026-04-15. https://getcheck.it/vs/kirkland-signature-organic-greek-yogurt-plain-nonfat-yogurt-d34cc6--vs--siggi-s-vanilla-icelandic-skyr-5b7841.
HTML Embed<a href="https://getcheck.it/vs/kirkland-signature-organic-greek-yogurt-plain-nonfat-yogurt-d34cc6--vs--siggi-s-vanilla-icelandic-skyr-5b7841">Kirkland Signature organic Greek yogurt plain nonfat yogurt vs Siggi's Vanilla Icelandic Skyr — Which Is Healthier? | CheckIt AI — CheckIt AI</a>
BibTeX@misc{checkit2026vskirklandsignatureorganicgreekyogurtplainnonfatyogurtd34cc6vssiggisvanillaicelandicskyr5b7841, title = {Kirkland Signature organic Greek yogurt plain nonfat yogurt vs Siggi's Vanilla Icelandic Skyr — Which Is Healthier? | CheckIt AI}, author = {CheckIt AI}, year = {2026}, publisher = {Climaverse PBC}, url = {https://getcheck.it/vs/kirkland-signature-organic-greek-yogurt-plain-nonfat-yogurt-d34cc6--vs--siggi-s-vanilla-icelandic-skyr-5b7841}, note = {Retrieved 2026-04-15} }